HP 8648 A/B/C/D - Changpuak.ch

7-72 Adjustments
HP8648 Motherboard Repair Utility
Please enter the HP-16 addte$s to
establish communication with the DUT
Enter the DUT current address
FBI
-Enter the detiled Serial Number
pLsiiGq
-Select the dctied Model
0 HPG646A
0 HP6648B
0 HP8648C
0 HP8648D
-Select the installed Options
0 lE5 HIGH STABILITY TIMEBASE
0 lE6 -PULSE MODULATION
-Entm the deried All Attenuator Numbers-
Last 4 digits of 5 digit Serial
0 1EA - HIGH POWER
0 1EP. PAGER/ENCODER
-part nwnber number 0 HO1 -RF REMAINS IN SAME STATE
10123)1 pizimq 0 lE2. AUDIO OSCILLATOR
Propst~Indic4tor
@&WOO 1
f-i%Kiq-y1
Figure 7-78. HP8648 Motherboard Repair Utility Window
Caution Once the Send Data button is selected, the download process is
started and can not be stopped. Calibration data will be erased and a
complete calibration will be required.
4. When you have finished entering the information for the
instrument that has been changed, download it to the motherboard
by selecting the Send Data button.
While the information is being downloaded to the motherboard, the
Progress Indicator (refer to Q in Figure 7-78) cycles through the
indicator diamonds until the download is complete. This process
can take several minutes to complete.
5. Once the information has been stored in the motherboard, select
the Get Data button to read what is stored in the motherboard.
Verify that this information is correct.
If the information stored in the motherboard is not correct, repeat
steps 3 and 4.
6. After the correct information has been stored in the motherboard,
select the Cancel button to exit the program.
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