Agilent Technologies Welding System E4400 90326 User Manual

Qu ick Sta r t Gu id e  
Agilen t Tech n ologies  
ESG Fa m ily Sign a l Gen er a tor s  
Ser ia l Nu m ber P r efixes:  
(Affix Label Here)  
Part No. E4400-90326  
P r in ted in USA  
October 2000  
Supersedes April 2000  
© Copyright 1999, 2000 Agilent Technologies  
 
ESG Family Signal Generators  
1
Gettin g Sta r ted  
This chapter will help you learn how to do the following with your signal generator:  
create an FM signal  
generate step and list sweeps  
use the save and recall functions  
set up a digital modulation in GSM format (Option UN8 only)  
Quick Start Guide  
1-1  
 
 
Getting Started  
ESG Family Signal Generators  
The Signal Generator at a Glance  
Th e Sign a l Gen er a tor a t a Gla n ce  
Refer to the figure and descriptions below as you use the procedures in this chapter. For  
detailed front and rear panel information, refer to Chapter 2, Exploring the User Interface.”  
1. Active Entry Area. The current active function is  
8. Menu Keys. These hardkeys provide access to the  
shown in this area.  
signal generator’s primary functionality.  
2. Annunciators. These display annunciators show  
9. RF Output Connector. This female Type-N  
the status of various signal generator functions.  
connector is the output connector for RF signals.  
3. Frequency Area. The current CW frequency is  
10. Numeric Keypad. The numeric keypad consists of  
digit, decimal point, and backspace keys. The  
backspace key can also be used to change the sign  
of a numeric value.  
shown in this portion of the display.  
4. Amplitude Area. The current output power level is  
shown in this portion of the display.  
11. Arrow Keys. The up and down arrow keys increase  
or decrease numeric values. The left and right  
arrow keys move the cursor.  
5
Softkey Labels. The softkey labels define the  
functions of the corresponding softkeys immediately  
to the right of the labels.  
12. Standby LED. This yellow LED lights when the  
6. Softkeys. Pressing a softkey activates the function  
indicated by the label on the display directly to the  
left of the softkey.  
instrument is in standby mode.  
13. Line Power LED. This green LED lights when  
power is cycled on.  
7. Knob. The knob is used to increase or decrease a  
numeric value.  
14. Power Switch. Pressing this hardkey toggles the  
power between on and standby.  
1-2  
Quick Start Guide  
 
 
ESG Family Signal Generators  
Getting Started  
Creating an FM Signal  
Cr ea tin g a n F M Sign a l  
This procedure will show you how to configure the signal generator to output a  
frequency-modulated signal with the following characteristics:  
carrier frequency set to 104.9 MHz  
power level set to 0 dBm  
FM deviation set to 75 kHz  
FM rate set to 10 kHz  
Settin g th e Ca r r ier Fr equ en cy  
1. Press Preset.  
This sets the signal generator to its factory-defined instrument  
state.  
2. Press Frequency.  
Frequency becomes the active function and the preset value for  
frequency is displayed in the active entry area.  
3. Enter 104.9 using the numeric  
keypad and press the MHz  
softkey.  
The new carrier frequency (104.900 000 00 MHz) is  
shown in both the FREQUENCYarea and the active entry area  
of the display.  
Settin g th e Pow er Level  
1. Press Amplitude.  
Amplitude becomes the active function and the preset value for  
amplitude is displayed in the active entry area.  
2. Enter 0 using the numeric  
keypad and press the dBm  
softkey.  
The new power level (0.00 dBm) is shown in both the  
AMPLITUDEarea and the active entry area of the display.  
Quick Start Guide  
1-3  
 
     
Getting Started  
ESG Family Signal Generators  
Creating an FM Signal  
Settin g th e F M Devia tion  
1. Press FM/φM.  
The first level menu of FM softkeys is displayed.  
2. Press the FM Dev softkey.  
FM deviation becomes the active function and the preset value  
for FM deviation is displayed in the active entry area.  
3. Enter 75 using the numeric  
keypad and press the kHz  
softkey.  
The new FM deviation is displayed below the FM Dev softkey.  
You should see 75.0000 kHzin the second line of the  
softkey label.  
Settin g th e F M Ra te  
1. Press the FM Rate softkey.  
FM rate becomes the active function and the preset value for FM  
rate is displayed in the active entry area.  
2. Enter 10 using the numeric  
keypad and press the kHz  
softkey.  
The new FM rate is displayed below the FM Rate softkey. You  
should see 10.0000 kHzin the second line of the softkey  
label.  
Tu r n in g On Fr equ en cy Mod u la tion  
The signal generator is now configured to output a 0 dBm, frequency-modulated carrier at  
104.9 MHz with the FM deviation set to 75 kHz and the FM rate set to 10 kHz. The shape of  
the waveform is a sinewave.  
NOTE  
Sine is the default selection for the FM Waveform softkey. Press More (1 of 2) to see  
the softkey.  
Follow these remaining steps to output the frequency-modulated signal:  
1. Press the FM Off On softkey.  
FM toggles from Off to On. Notice, also, that the FMdisplay  
annunciator is turned on, indicating that you have enabled  
frequency modulation.  
2. Press RF On/Off.  
Notice that the display annunciator changes from RF OFFto  
RF ON. The modulated signal is now available at the  
RF OUTPUT connector.  
1-4  
Quick Start Guide  
 
     
ESG Family Signal Generators  
Getting Started  
Creating a Step Sweep and a List Sweep  
Cr ea tin g a Step Sw eep a n d a List Sw eep  
This section will show you two ways to set up the signal generator to sweep a defined set of  
points. You will create a ten-point step sweep with the settings listed below, then use these  
points as the basis for a new list sweep.  
frequency range from 525 MHz to 600 MHz  
power level from 20 dBm to 0 dBm  
dwell time 500 ms at each point  
Con figu r in g a Step Sw eep  
1. Press Preset.  
This sets the signal generator to its factory-defined instrument  
state.  
2. Press Sweep/List.  
The first level of sweep softkeys is displayed.  
3. Press the Sweep Type List Step  
This toggles the Sweep Type List Step softkey from List to  
Step.  
softkey.  
4. Press the Configure Step Sweep  
Another menu is displayed with softkeys that you will use to  
create the sweep points.  
softkey.  
5. Press the Freq Start softkey.  
Enter 525 using the numeric  
keypad and press the MHz  
softkey.  
This sets the new start frequency for the step sweep to 525 MHz.  
6. Press the Freq Stop softkey.  
Enter 600 using the numeric  
keypad and press the MHz  
softkey.  
This sets the new stop frequency for the step sweep to 600 MHz.  
7. Press the Ampl Start softkey.  
Enter 20 using the numeric  
keypad and press the dBm  
softkey.  
This sets the power level for the start of the step sweep to  
20 dBm.  
Quick Start Guide  
1-5  
 
   
Getting Started  
ESG Family Signal Generators  
Creating a Step Sweep and a List Sweep  
8. Press the Ampl Stop softkey.  
Enter 0 using the numeric  
keypad and press the dBm  
softkey.  
This sets the new power level for the end of the step sweep to  
0 dBm.  
9. Press the # Points softkey.  
Enter 10 by rotating the front  
panel knob until the number  
10 is displayed.  
This sets the number of points in the step sweep.  
10. Press the Step Dwell softkey.  
Enter 500 using the numeric  
keypad and pressing the msec  
softkey.  
This sets the dwell time for each point in the step sweep.  
Tu r n in g On Con tin u ou s Step Sw eep  
1. Press Return.  
This moves the softkey menu up one level.  
2. Press the Sweep softkey.  
Another menu is displayed, showing you choices for sweeping  
either the frequency, amplitude, or frequency and amplitude data.  
3. Press the Freq & Ampl softkey.  
Selecting this softkey returns you to the previous menu and turns  
the sweep function on.  
4. Press the  
This toggles the Sweep Repeat Single Cont softkey from  
Single to Cont (Continuous). Notice that the SWEEPdisplay  
annunciator is turned on, indicating that the signal generator is  
sweeping.  
Sweep Repeat Single Cont  
softkey.  
5. Press RF On/Off.  
Notice that the display annunciator changes from RF OFFto  
RF ON. The swept RF signal is now available at the  
RF OUTPUT connector.  
1-6  
Quick Start Guide  
 
 
ESG Family Signal Generators  
Getting Started  
Creating a Step Sweep and a List Sweep  
Con figu r in g a List Sw eep Usin g Step Sw eep Da ta  
1. Press the Sweep Type List Step  
This toggles the Sweep Type List Step softkey from Step to  
softkey.  
List.  
2. Press the Configure List Sweep  
Another menu is displayed with softkeys that you will use to  
create the sweep points. Notice that the display shows the  
current list data. (When no list has been previously created, the  
default is one point set to the signal generator’s maximum  
frequency, 135 dBm, with a dwell time of 2 ms.)  
softkey.  
3. Press the following softkeys:  
More (1 of 2) >  
The points you defined in the step sweep are automatically  
loaded into the list.  
Load List From Step Sweep >  
Confirm Load From Step Sweep.  
4. Press the More (2 of 2) softkey.  
This softkey menu along with the numeric keypad, arrow keys,  
and front panel knob can be used to edit the sweep points in the  
list. For more information about editing sweep points, refer to  
Chapter 2, “Using Functions,” of the ESG Family Signal  
Generators User’s Guide.  
Quick Start Guide  
1-7  
 
 
Getting Started  
ESG Family Signal Generators  
Creating a Step Sweep and a List Sweep  
Tu r n in g On List Sw eep for a Sin gle Sw eep  
1. Press Return.  
This moves the softkey menu up one level. Notice that the  
Sweep softkey is still set to sweep both frequency and amplitude  
data.  
2. Press the  
This toggles the Sweep Repeat Single Cont softkey from  
Cont to Single. Notice that the SWEEPdisplay annunciator is  
turned off.  
Sweep Repeat Single Cont  
softkey.  
3. Press the Single Sweep softkey.  
The signal generator sweeps the points in your list once. Notice  
that the SWEEPdisplay annunciator is turned on during the  
sweep.  
4. Press the More (1 of 2) and  
Sweep Trigger softkeys.  
A menu is displayed showing you choices for triggering a sweep.  
Notice that you had used the default setting, Immediate, when  
you triggered the single sweep in the previous step.  
5. Press the Trigger Key softkey.  
This sets Sweep Trigger to Trigger Key and returns you to  
the previous softkey menu.  
6. Press the More (2 of 2) and  
Single Sweep softkeys.  
This arms the sweep so that it is ready for triggering. Notice that  
the ARMEDdisplay annunciator is now turned on.  
7. Press Trigger.  
The signal generator sweeps the points in your list once and the  
SWEEPdisplay annunciator appears during the sweep.  
1-8  
Quick Start Guide  
 
 
ESG Family Signal Generators  
Getting Started  
Saving and Recalling an Instrument State  
Sa vin g a n d Reca llin g a n In str u m en t Sta te  
Using this procedure, you will learn how to save instrument settings to a memory register and  
to recall the settings.  
Cr ea tin g a n In str u m en t Sta te  
1. Press Preset.  
This sets the signal generator to its factory-defined instrument  
state.  
2. Press Frequency.  
Frequency becomes the active function and the preset value for  
frequency is displayed in the active entry area.  
3. Enter 800 using the numeric  
keypad and press the MHz  
softkey.  
The new carrier frequency (800.000 000 00 MHz) is  
shown in both the FREQUENCYarea and the active entry area  
of the display.  
4. Press Amplitude.  
Amplitude becomes the active function, and the preset value for  
amplitude is displayed in the active entry area.  
5. Enter 0 using the numeric  
keypad and press the dBm  
softkey.  
The new power level (0.00 dBm) is shown in both the  
AMPLITUDEarea and the active entry area of the display.  
6. Press AM followed by the  
AM Off On softkey.  
AM toggles from Off to On. Notice also that the AMdisplay  
annunciator is turned on, indicating that you have enabled  
amplitude modulation. You have now created an example  
instrument state that you will save and recall.  
Quick Start Guide  
1-9  
 
   
Getting Started  
ESG Family Signal Generators  
Saving and Recalling an Instrument State  
Sa vin g a n In str u m en t Sta te  
1. Press Save followed by the  
Select Seq softkey.  
The sequence number becomes the active function. The signal  
generator displays the last sequence that you have used.  
2. Enter 1 using the numeric  
keypad and press the Enter  
softkey.  
This sets the sequence number to 1. (You can also use the arrow  
keys to enter the sequence number.)  
3. Press the Select Reg softkey.  
The register number in sequence 1 becomes the active function.  
The signal generator either displays the last register used  
[accompanied by the text: (in use)] or, if no registers are in  
use, displays register 00 [accompanied by the text:  
(available)].  
4. Enter 1 using the numeric  
keypad and press the  
Select Reg softkey.  
This selects register 01. (You can also use the arrow keys to  
select the register number.)  
5. Press the SAVE Seq[1] Reg[01]  
The current instrument settings, including the frequency,  
amplitude, and modulation changes you made, have been stored  
in the signal generator memory.  
softkey.  
Reca llin g a n In str u m en t Sta te  
1. Press Preset.  
This sets the signal generator to its factory-defined instrument  
state.  
2. Press Recall.  
Notice that the Select Seq softkey shows sequence 1. (This is  
the last sequence that you used.) You do not need to change the  
sequence.  
3. Press the RECALL Reg softkey.  
The register to be recalled in sequence 1 becomes the active  
function.  
4. Enter 1 using the numeric  
keypad and press the Enter  
softkey.  
Notice that your stored instrument settings have been  
immediately recalled. (You can also use the arrow keys to select  
the register number.)  
1-10  
Quick Start Guide  
 
   
ESG Family Signal Generators  
Getting Started  
Setting Up a Digital Modulation in the GSM Format  
Settin g Up a Digita l Mod u la tion in th e GSM For m a t  
NOTE  
You must have an ESG-D or ESG-DP Series Signal Generator with Option UN8  
to perform this procedure.  
Using this procedure you will set up the signal generator to output a GMSK digitally  
modulated signal in the GSM format with the following characteristics:  
carrier frequency set to 891 MHz  
power level set to 5 dBm  
timeslot 0 activated and configured as a Custom channel  
a fixed 4-bit repeating sequence selected as the data pattern for timeslot 0  
timeslot 7 activated and configured as a Normal channel  
4 ones and 4 zeros selected as the data pattern for timeslot 7  
Settin g th e Ca r r ier Fr equ en cy  
1. Press Preset.  
This sets the signal generator to its factory-defined instrument  
state.  
2. Press Frequency.  
Frequency becomes the active function and the preset value for  
frequency is displayed in the active entry area.  
3. Enter 891 using the numeric  
keypad and press the MHz  
softkey.  
The new carrier frequency (891.000 000 00 MHz) is  
shown in both the FREQUENCYarea and the active entry area  
of the display.  
Settin g th e Pow er Level  
1. Press Amplitude.  
Amplitude becomes the active function and the preset value for  
amplitude is displayed in the active entry area.  
2. Enter 5 using the numeric  
keypad and press the dBm  
softkey.  
The new power level (-5.00 dBm) is shown in both the  
AMPLITUDEarea and the active entry area of the display.  
Quick Start Guide  
1-11  
 
     
Getting Started  
ESG Family Signal Generators  
Setting Up a Digital Modulation in the GSM Format  
Selectin g th e Da ta For m a t  
1. Press Mode. Then press the  
following softkeys:  
This selects the GSM communications standard.  
Real Time I/Q Baseband (if it  
appears) > TDMA > GSM.  
2. Press the  
This toggles the Data Format Pattern Framed softkey from  
Pattern to Framed. When you select Framed for bursting the  
frame envelope, you will be transmitting framed data. This means  
that you will be bursting the timeslots that you have activated and  
there will be no RF carrier during the off timeslots. Notice that  
Configure Timeslots has become an active softkey.  
Data Format Pattern Framed  
softkey.  
Settin g Up Tim eslot 0  
1. Observe the GSM Timeslot  
Patternon the display.  
Notice that the preset condition for timeslot #0 has the timeslot  
turned on and configured as a Normal channel.  
2. Press the Configure Timeslots  
softkey and observe the softkey  
menu.  
The Timeslot # softkey shows that timeslot #0 is selected as  
the active timeslot. The Timeslot Off On softkey shows that  
timeslot #0 is turned on. Finally, the Timeslot Type softkey  
shows that timeslot #0 is configured as a Normal channel.  
3. Press the Timeslot Type softkey.  
4. Press the Custom softkey.  
Another menu of softkeys is displayed.  
This changes the timeslot type to Custom timeslot and  
automatically returns you to the previous softkey menu. Notice  
that the Timeslot Type softkey has changed from Normal to  
Custom. Also notice that the display shows timeslot #0  
configured as a Custom timeslot.  
5. Press the Configure Custom  
Another menu is displayed showing you data choices for the  
timeslot’s transmission. Notice that the display has changed,  
showing you a visual representation of the timeslot. Directly  
below the visual representation of the timeslot, you should see  
Data: PN9. PN9 is the default timeslot transmission data.  
softkey.  
1-12  
Quick Start Guide  
 
   
ESG Family Signal Generators  
Getting Started  
Setting Up a Digital Modulation in the GSM Format  
6. Press the FIX4 softkey.  
This changes the transmitted data to a fixed 4-bit repeating  
sequence. The default 4-bit repeating sequence of 0000is  
shown in the active entry area of the display.  
7. Enter 1010 using the numeric  
keypad and press the Enter  
softkey.  
This changes the pattern from 0000 to 1010. Directly below the  
visual representation of the timeslot, you should see  
Data: 1010.  
Settin g Up Tim eslot 7  
1. Press Return.  
This moves the softkey menu up one level.  
2. Press the Timeslot # softkey.  
Then enter 7 using the numeric  
keypad and press the Enter  
softkey.  
This selects timeslot #7 as the active timeslot. (You can also use  
the arrow keys to select the timeslots.) The current active timeslot  
(#7) is displayed in the active entry area.  
3. Press the Timeslot Off On  
This toggles the Timeslot Off On softkey from Off to On.  
softkey.  
Notice that the display now shows that timeslot #7 is turned on.  
4. Press the Timeslot Type softkey.  
5. Press the Normal softkey.  
Another menu of softkeys is displayed.  
This changes the timeslot type to a Normal timeslot and  
automatically returns you to the previous softkey menu. Notice  
that the Timeslot Type softkey has changed from Custom to  
Normal. Also notice that the display shows timeslot #7  
configured as a Normal timeslot.  
6. Press the Configure Normal  
Another menu of softkeys is displayed, allowing you to change  
the E, S, and TS fields for the Normal timeslot.  
softkey.  
7. Press the following softkeys:  
E > Other Patterns > 4 1’s & 4 0’s.  
This fills the E field with a repeating sequence of four 1’s followed  
by four 0’s. Directly below the visual representation of the  
timeslot, you should see E: P4.  
Quick Start Guide  
1-13  
 
 
Getting Started  
ESG Family Signal Generators  
Setting Up a Digital Modulation in the GSM Format  
Tu r n in g On th e GSM For m a t a n d th e Mod u la tion  
The signal generator is now configured to burst two uplink timeslots with a 5.0 dBm, GMSK  
digitally modulated carrier at 891 MHz. Follow these remaining steps to output the framed  
data.  
1. Press Return twice.  
This moves the softkey menu up two levels. The first GSM  
softkey menu should be displayed. (The first softkey in this menu  
is GSM Off On.)  
2. Press the GSM Off On softkey.  
This toggles the GSM Off On softkey from Off to On. At this  
time the internal baseband generator generates the internal data  
patterns that you have configured for timeslots 0 and 7.  
A message is displayed while this process is taking place. Notice  
also that the following display annunciators are turned on:  
GSMindicates that you have enabled the GSM standard.  
I/Qindicates that I/Q modulation is being generated.  
ENVLPindicates that burst is activated for transmitting  
framed data.  
3. Press RF On/Off.  
Notice that the display annunciator changes from RF OFFto  
RF ON. The modulated signal is now available at the  
RF OUTPUT connector.  
1-14  
Quick Start Guide  
 
 
ESG Family Signal Generators  
2
Exp lor in g th e User In ter fa ce  
This chapter provides you with an overview of your signal generators user interfaces:  
front panel hardkeys and connectors  
display fields and annotations  
rear panel connectors  
Quick Start Guide  
2-1  
 
 
Exploring the User Interface  
ESG Family Signal Generators  
Front Panel  
Fr on t Pa n el  
The following pages describe the numbered items shown in the figure below.  
2-2  
Quick Start Guide  
 
 
ESG Family Signal Generators  
Exploring the User Interface  
Front Panel  
1. EXT 1 INP UT  
2. EXT 2 INP UT  
3. Help  
This female BNC input connector accepts a 1-V signal for FM,  
pk  
ΦM, and AM.  
This female BNC input connector accepts a 1-V signal for FM,  
pk  
ΦM, AM, and pulse modulation.  
Press this hardkey for a short textual description of the function of  
the front panel hardkeys and softkeys. Press this key again and you  
will be returned to normal instrument operation.  
4. Tr igger  
Press this hardkey to begin an event (such as a step or list sweep).  
This key must first be selected as the method for activating an event  
by pressing the Trigger Key softkey, located in the softkey menus  
associated with the event.  
5. LF OUTP UT  
This female BNC connector is the output connector for modulation  
signals generated by the LF (low frequency) source function  
generator.  
6. Mod On /Off  
7. RF OUTP UT  
This hardkey toggles all modulation signals on and off.  
This female Type-N connector is the output connector for RF  
signals.  
8. RF On /Off  
This hardkey toggles the RF signal on and off at the RF OUTPUT  
connector.  
9. Nu m er ic  
Keyp a d  
The numeric keypad consists of the digit keys (0 through 9), a  
decimal point key, and a backspace key. The backspace key has dual  
functions for both backspacing and changing the sign of a value  
between positive and negative. Use these keys whenever the active  
function requires a value input.  
10. Ar r ow Keys  
The up and down arrow keys increase or decrease a numeric value.  
You can also use these keys to scroll through displayed lists to select  
items. The left and right arrow keys choose the highlighted digit in  
the active entry area of the display; that digit can be modified by the  
up and down arrow keys or the knob. You can also use these keys in  
a list to select items in a row.  
Quick Start Guide  
2-3  
 
Exploring the User Interface  
ESG Family Signal Generators  
Front Panel  
11. Retu r n  
The Return key cancels the current active function and moves you  
from your current softkey menu to the softkey menu that precedes  
it.  
12. Disp la y  
Con tr a st  
Press this key and hold it down to cause the display background to  
darken in comparison to the text on the display.  
Decr ea se  
13. Disp la y  
Con tr a st  
Press this key and hold it down to cause the display background to  
brighten in comparison to the text on the display.  
In cr ea se  
14. Loca l  
Press this key to return the signal generator to local (front panel)  
control from remote operation.  
15. P r eset  
Press this key to set the signal generator to a known state (either  
the factory-defined state or a user-defined state).  
16. Sta n d by LED  
This yellow LED lights when the instrument is in standby  
condition. In standby, the power switch is off but the instrument is  
still connected to the main power circuit by way of the power cord.  
17. Lin e Pow er  
LED  
This green LED lights when power is cycled on to the signal  
generator.  
18. Pow er Sw itch  
19. Q INP UT  
Press this hardkey to turn power to the signal generator either on  
(green LED on) or to standby (yellow LED on).  
This connector accepts an externally supplied, analog,  
quadrature-phase component of I/Q modulation. This female BNC  
connector is provided only on ESG-D and ESG-DP Series Signal  
Generators.  
20. I INP UT  
This connector accepts an externally supplied, analog, in-phase  
component of I/Q modulation. This female BNC connector is  
provided only on ESG-D and ESG-DP Series Signal Generators.  
2-4  
Quick Start Guide  
 
ESG Family Signal Generators  
Exploring the User Interface  
Front Panel  
21. Disp la y  
The LCD display provides information on the current instrument  
state such as modulation status, frequency and amplitude settings,  
status indicators, and error messages. Softkey labels corresponding  
to their adjacent keys are located on the right-hand side of the  
display.  
22. Hold  
Press this hardkey to deactivate the currently active function and  
blank the softkey menu. Once Hold is pressed, the front panel knob,  
the arrow keys, and the numeric keypad have no effect. To return to  
normal operation, press a function or menu hardkey.  
23. Softk eys  
24. Kn ob  
Press a softkey to activate the function indicated by the  
corresponding label on the display.  
The knob increases or decreases a numeric value. Any of the values  
that can be set through the numeric keypad or the step keys can  
also be set with the knob.  
25. Am p litu d e  
26. Fr equ en cy  
27. Sa ve  
Press this hardkey to activate the power level amplitude function so  
that you can change the amplitude of the RF output.  
Press this hardkey to activate the frequency function so that you  
can change the frequency of the RF output.  
This hardkey lets you save up to 100 different instrument states in  
a combination of 100 memory registers and 10 register sequences.  
The number of states you can save, however, is limited by the size of  
whatever else is stored in the file system.  
28. Men u Keys  
These hardkeys provide access to the signal generators primary  
functionality. Press these keys for access to softkey menus where  
you can configure modulations, step and list sweeps, and various  
frequency and power capabilities.  
29. In cr Set  
Press this hardkey to toggle between the current active function and  
the increment size for that function. With increment size selected,  
you can change the current increment value.  
Quick Start Guide  
2-5  
 
Exploring the User Interface  
ESG Family Signal Generators  
Front Panel  
30. Reca ll  
This hardkey lets you restore any instrument state that you  
previously saved in a memory register. You can save up to 100  
different instrument states in a combination of 100 memory  
registers and 10 register sequences. The number of states you can  
save, however, is limited by the size of whatever else is stored in the  
file system.  
31. DATA In p u t  
The TTL/CMOS-compatible DATA connector accepts an externally  
supplied data input for digital modulation applications. This female  
BNC connector is provided only on instruments with Option UN8.  
32. DATA CLOCK  
In p u t  
The TTL/CMOS-compatible DATA CLOCK connector accepts an  
externally supplied data-clock input for digital modulation  
applications. This female BNC connector is provided only on  
instruments with Option UN8.  
33. SYMBOL SYNC  
In p u t  
The CMOS-compatible SYMBOL SYNC connector accepts the  
digital-modulation symbol synchronization signal from an external  
source. This female BNC connector is provided only on instruments  
with Option UN8.  
34. P ULSE IN  
This connector accepts an externally supplied TTL-compatible pulse  
signal. The pulse signal is activated with the Fast Pulse Off On  
softkey or via SCPI command. The maximum input for this  
connector is ±15 volts. This female BNC connector is provided only  
on instruments with Option 1E6.  
2-6  
Quick Start Guide  
 
ESG Family Signal Generators  
Exploring the User Interface  
Display  
Disp la y  
The following pages describe the numbered items shown in the figure below.  
1. Fr equ en cy  
Ar ea  
The current CW frequency setting is shown in this portion of the  
display.  
2. Am p litu d e Ar ea  
The current output power level setting is shown in this portion of  
the display.  
3. Softk ey La bels  
These labels define the function of the corresponding softkeys  
immediately to the right of the label.  
Quick Start Guide  
2-7  
 
 
Exploring the User Interface  
ESG Family Signal Generators  
Display  
4. Er r or Messa ges  
Ar ea  
Abbreviated error messages are reported in this space. When  
multiple error messages occur, only the most recent message  
remains displayed. All of the reported error messages with details  
can be viewed by pressing Utility > Error Info >  
View Next Error Message.  
5. Text Ar ea  
This area is used to display status information about the signal  
generator such as the modulation status, to enter information such  
as creating sweep lists, and to manage information such as  
displaying the catalog of files and deleting unwanted files.  
6. Active En tr y  
Ar ea  
The current active function is shown in this area. For example, if  
frequency is the active function, the current setting will be  
displayed in the active entry area and that setting will change as  
you enter a new value.  
7. An n u n cia tor s  
The display annunciators show the status of some of the signal  
generator functions and indicate error conditions of the instrument.  
The following annunciators are available:  
φM  
This annunciator appears when phase modulation is turned on.  
ALC OFF  
This annunciator appears when the automatic leveling control  
(ALC) circuit is disabled.  
AM  
This annunciator appears when amplitude modulation is turned on.  
ARMED  
This annunciator appears when a sweep has been initiated and the  
signal generator is waiting for the sweep trigger event.  
ATTEN HOLD  
BERT  
This annunciator appears when the attenuator hold function is  
turned on. When this function is on, the attenuator is frozen at its  
current setting.  
This annunciator appears whenever the Option UN7, bit error rate  
test (BERT), or Option 300, base station BERT extension, functions  
are turned on.  
Digital  
Modulation  
Annunciators  
An annunciator appears here when a digital modulation is on.  
The exact annunciator depends on the modulation type, and is  
documented in the manual that addresses that modulation.  
Only one modulation con be on at a time, so sharing an annunciator  
location is not a problem.  
2-8  
Quick Start Guide  
 
ESG Family Signal Generators  
Exploring the User Interface  
Display  
ENVLP  
ERR  
This annunciator appears if the burst envelope modulation is  
turned on. This annunciator is present only on ESG-D and ESG-DP  
Series Signal Generators.  
This annunciator appears when an error message is placed in the  
error queue. This annunciator will not turn off until you have either  
viewed all of the error messages or cleared the error queue. You can  
view and delete error messages using the Utility menu.  
EXT1 LO/HI  
EXT2 LO/HI  
EXT REF  
This annunciator toggles between EXT1 LO and EXT1 HI. This  
annunciator appears if the AC-coupled signal to the EXT 1 input is  
less than 0.97 V or greater than 1.03 V  
.
pk  
pk  
This annunciator toggles between EXT2 LO and EXT2 HI. This  
annunciator appears if the AC-coupled signal to the EXT 2 input is  
less than 0.97 V or greater than 1.03 V  
.
pk  
pk  
This annunciator appears when an external 1, 2, 5, or 10 MHz  
frequency reference is in use.  
FM  
This annunciator appears when frequency modulation is turned on.  
I/Q  
This annunciator appears when I/Q modulation is turned on. This  
annunciator is present only on ESG-D and ESG-DP Series Signal  
Generators.  
L
The L annunciator is turned on when the signal generator is in the  
listen mode and is receiving information or commands over the  
GPIB or RS-232.  
MOD OFF  
This annunciator toggles between MOD OFF and MOD ON and is  
always visible in the display. This annunciator indicates whether  
the modulations that you have enabled are modulating the RF  
carrier.  
OVEN COLD  
This annunciator appears when the temperature of the internal  
ovenized reference oscillator (ESG-AP, ESG-DP, and Option 1E5)  
has dropped below an acceptable level.  
PULSE  
R
This annunciator appears when pulse modulation is turned on.  
The R annunciator appears when the signal generator is in remote  
GPIB operation.  
Quick Start Guide  
2-9  
 
Exploring the User Interface  
ESG Family Signal Generators  
Display  
RF OFF  
This annunciator toggles between RF OFF and RF ON and is  
always visible in the display. This annunciator indicates whether  
the RF signal is present at the RF OUTPUT connector.  
S
The S annunciator appears when the signal generator has  
generated a service request (SRQ) over the GPIB.  
SWEEP  
T
This annunciator appears when the signal generator is sweeping in  
list or step mode.  
The T annunciator appears when the signal generator is in the talk  
mode and is transmitting information over the GPIB or RS-232.  
2-10  
Quick Start Guide  
 
ESG Family Signal Generators  
Exploring the User Interface  
Rear Panel  
Rea r Pa n el  
The following pages describe the numbered items shown in the figure below.  
1. AC Pow er  
Recep ta cle  
The power cord receptacle accepts a three-pronged cable that is  
shipped with the instrument. The line voltage is connected here.  
2. GP IB  
The GPIB connector allows communications with compatible  
devices such as external controllers. It is functionally equivalent to  
the AUXILIARY INTERFACE connector.  
3. SYMBOL SYNC  
OUT  
The TTL/CMOS-compatible SYMBOL SYNC OUT connector  
outputs a symbol synchronization pulse, one data-clock period wide,  
for use in digital modulation applications. This female BNC  
connector is present only on instruments with Options UND or  
UN8. With Option 201 you can select from several different output  
signals for this connector.  
Quick Start Guide  
2-11  
 
 
Exploring the User Interface  
ESG Family Signal Generators  
Rear Panel  
4. AUXILIARY  
INTERF ACE  
This male DB-9 connector is an RS-232 serial port that can be used  
for controlling the signal generator remotely. It is functionally  
equivalent to the GPIB connector.  
5. DATA CLK OUT  
The TTL/CMOS-compatible DATA CLK OUT connector outputs a  
clock signal for digital modulation data. This female BNC connector  
is present only on instruments with Options UND or UN8. With  
Option 201 you can select from several different output signals for  
this connector  
6. SWEEP OUT  
This female BNC connector provides a voltage range of 0 to +10 V.  
When the signal generator is sweeping, the SWEEP OUT signal  
ranges from 0 V at the beginning of the sweep to +10 V at the end of  
the sweep regardless of the sweep width.  
7. DATA OUT  
The TTL/CMOS-compatible DATA OUT connector outputs digital  
modulation data sourced from an externally supplied signal at the  
DATA input or from the internal pattern generator. This female  
BNC connector is present only on instruments with Options UND or  
UN8. With Option 201 you can select from several different output  
signals for this connector.  
8. TRIGGER OUT  
This female BNC connector outputs a TTL signal that is asserted  
high at the start of a dwell sequence, or at the start of waiting for  
the point trigger in manual sweep mode, and low when the dwell is  
over, or when the point trigger is received, or once per sweep during  
an LF sweep.  
9. TRIGGER IN  
10. 10 MHz IN  
This female BNC connector accepts a TTL signal for triggering, such  
as point-to-point in manual sweep mode or an LF sweep in external  
sweep mode.  
This female BNC connector accepts a 3.5 to +20 dBm signal from  
an external timebase reference that is within 10 ppm (standard  
timebase) or 1 ppm (high stability timebase).  
11. 10 MHz OUT  
This female BNC connector provides a nominal signal level of  
+7 dBm ±2 dB, and an output impedance of 50. The accuracy is  
determined by the timebase used.  
2-12  
Quick Start Guide  
 
ESG Family Signal Generators  
Exploring the User Interface  
Rear Panel  
12. PATTERN  
TRIG IN  
This input can accept either a TTL/CMOS low to TTL/CMOS high or  
TTL/CMOS high to TTL/CMOS low edge trigger. With Option UN8  
this input triggers the internal digital modulation pattern generator  
to start a single pattern output or to stop and re-synchronize a  
pattern that is being continuously output. With Option UND this  
input is the external trigger source for all ARB waveform generator  
triggers. With Option 201 this connector is used for system reset  
trigger input.  
13. BURST GATE  
IN  
The BURST GATE IN connector accepts a TTL or CMOS signal for  
gating burst power in digital modulation applications. This female  
BNC connector is present only on instruments with Options UND or  
UN8. With Option 201 this connector is used for even second  
synchronization input.  
14. COHERENT  
CARRIER OUT  
This connector outputs RF that is not modulated with AM, pulse, or  
I/Q modulation, but that is modulated with FM or ΦM. This SMA  
connector is present only on ESG-D and ESG-DP Series Signal  
Generators.  
15. ALT P WR IN  
This BNC connector accepts a CMOS signal for synchronization of  
external data and alternate power signal timing. This connector is  
active only with Options UNA or 201. With Option 201 this  
connector is used for Long Code State Latch strobe input.  
16. EVENT 1  
With Option UN8 turned on, this TTL/CMOS-compatible connector  
outputs a pulse that can be used to trigger the start of a data  
pattern, frame, or timeslot. With Option UN5 turned on, an even  
second output is generated every two seconds indicating the  
beginning of each short code sequence. With Option UND turned on,  
a marker is output whenever a Marker 1 is turned on in the  
waveform. With Option 201 you can select from several different  
output signals for this connector.  
17. EVENT 2  
This TTL/CMOS-compatible connector outputs a data enable signal  
for gating external equipment. With Option UN5 turned on, a  
marker is output every 26.67 ms, corresponding to the start of each  
short code. With Option UND turned on, a marker is output  
whenever a Marker 2 is turned on in the waveform. With  
Option 201 this connector is used for system reset output.  
Quick Start Guide  
2-13  
 
Exploring the User Interface  
ESG Family Signal Generators  
Rear Panel  
18. BASEBAND  
GEN REF IN  
With Option UN8 enabled, the BASEBAND GEN REF IN connector  
accepts a 0 to +20 dBm sinewave or TTL squarewave signal from an  
external 13-MHz timebase reference. This female BNC connector is  
present only on instruments with Options UND or UN8.  
19. I OUT  
The I OUT connector outputs the analog, in-phase component of I/Q  
modulation from the internal baseband generator. This female BNC  
connector is present only on instruments with Options UND or  
UN8.  
20. Q OUT  
The Q OUT connector outputs the analog, quadrature-phase  
component of I/Q modulation from the internal baseband generator.  
This female BNC connector is present only on instruments with  
Options UND or UN8.  
21. BER MEAS  
END  
The BER MEAS END connector outputs a signal that indicates the  
status of the bit-error-rate (BER) measurements. This female SMB  
connector is present only on instruments with Option UN7.  
22. BER TEST OUT  
23. BER ERR OUT  
24. BER NO DATA  
The BER TEST OUT connector outputs a signal that indicates the  
test result of the pass/fail judgement of the bit-error-rate  
measurements. This female SMB connector is present only on  
instruments with Option UN7.  
The output of the BER ERR OUT connector is normally low. When  
the maximum data rate mode is set to 2 Mbps, the BER ERR OUT  
connector outputs pulse signals that indicate errors. This female  
SMB connector is present only on instruments with Option UN7.  
The BER NO DATA connector outputs a signal that indicates the  
no data” status. The no data status is reported when there has been  
no clock input for more than 3 seconds or there has been no data  
change for more than 200 bits. This female SMB connector is  
present only on instruments with Option UN7.  
25. BER SYNC  
LOSS  
The BER SYNC LOSS connector outputs a signal that indicates the  
synchronization loss state. This female SMB connector is present  
only on instruments with Option UN7.  
2-14  
Quick Start Guide  
 
ESG Family Signal Generators  
Exploring the User Interface  
Rear Panel  
26. BER DATA IN  
27. BER CLK IN  
28. BER GATE IN  
Use this connector to input the data streams for the bit-error-rate  
measurements. This female BNC connector is present only on  
instruments with Option UN7.  
Use this connector to input the clock signal for the bit-error-rate  
measurements. This female BNC connector is present only on  
instruments with Option UN7.  
Use this connector to input the clock gate signal for the  
bit-error-rate measurements. The connector can be enabled or  
disabled by a softkey or an GPIB command. This female BNC  
connector is present only on instruments with Option UN7.  
29. 321.4 MHz IN  
Use this connector to input a downconverted 321.4 MHz GSM signal  
for base transceiver station (BTS) loopback measurements. This  
female SMB connector is present only on instruments with  
Option 300.  
Quick Start Guide  
2-15  
 

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