HP 54501A - Adjustments; Extender Cable Installation; Default Calibration Load

HP 54501A
ADJUSTMENTS
4-10 . SYSTEM BOARD
ASSEMBLYADJUSTMENTS
4-11 .
ExtenderCable Installation
Equipment Required :
Extender Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HP 54503-61604
4-12 . Default Calibration Load
No Equipment Required
NOTE
Use an external
fan
on the power supply to
prevent the possibility of ther-
mal cut-out of the power supply
.
Procedure :
1 .

Remove
power from HP 54501 A .
2 .

Remove top cover .
3 .

Disconnect power supply cables
from
line
filter
and System
Board Assembly .
4 .

Remove
locking pins from power supply .
5 .

Slide
power supply out from side of HP 54501A .
6 .

Connect the Extender
Cable from power supply to System BoardAssembly .
7 .

Reconnect
line filter cable to power supply .
8 .

Connect power cable and apply power .
1 .

Invoke
SERVICE MENU by first pressing front-panel UTIL key and then selecting service
menu .
2 .

Select
cal select 3 with menu softkey .
3 .

Set
rear panel CALIBRATION switch to UNPROTECTED position .
4 .

Press
start cal menu softkey . A caution message will be displayed indicating the cal RAM will
5 .

Press continue softkey .
7 .

Leave rear
panel switch in UNPROTECTED position for self calibration procedure that is per-
formed later
in this section .
be
overwritten with default values .
6 .

The status message at the top of the menu will indicate default cal has been loaded
.