Agilent Technologies E4980A Service Manual page 51

interface board.
Step 4. Replace the scanner interface board.
Step 5. Set DC power supply output voltage +5 V. Connect TP2 (GND) on the bias interface
simulator to '-' terminal of the power supply. Then connect TP1 (Vcc) on the simulator to
'+' terminal of the power supply. (Refer to Figure 4-13.)
Figure 4-13 Scanner Simulator Connections
NOTE
DC power for the bias interface simulator can be supplied from the E4980A instead of an
external DC power supply.
Step 6. Connect the scanner simulator to the scanner interface connector on the E4980A's rear
panel shown in Figure 4-13.
Step 7. Connect the 1 k standard to the UNKNOWN terminal on the E4980A's front panel.
Step 8. Turn the E4980A ON.
Step 9. Press [System].
Step 10. Press the
Step 11. Use the
Step 12. Use the softkeys to select the
Softkey
INCR +
DECR -
Chapter 4
softkey to display the
SELF TEST
arrow keys to move the cursor to the
CURSOR
SCANNER INTERFACE
Function
Increments the test number of the Test Menu.
Decrements the test number of the Test Menu.
Troubleshooting
Function Specific Troubleshooting
20 Hz - 2 MHz
Precision LCRMeter
Preset
7 8 9
DC
4 5 6
Trigger
1 2 3
.
DC Bias
0
Discha rge test devi c e before connecting
Displ a y Meas
Format Setup 42VPeakMax Output
DC
Source
DCSource
(Option 001)
Return
Save/ Local/
Recall A Recall B Sy stem
Recall Lock
page.
SELF TEST
field.
TEST MENU
test.
DC
UNKNOWN
CAT I
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