NOTE
Chapter 2 Service
About the HP 53131A/132A Calibration Menu
The HP 53131A/132A Calibration Menu Tree
Turn power off, press and hold Scale & Offset key, then press POWER
key to access this menu. This menu does not exist in early versions
(firmware revisions 3317, 3335, and 3402) of the HP 53131A/132A.
In the early versions of the Counter, the CAL: menu item resides
in the Utility menu, and there is no calibration security
capability. See Chapter 6, "Backdating," in this guide for correct
calibration procedures.
1
This menu item appears and calibration is permitted only if calibration is unsecure. Enter in the correct code
to change calibration to secure.
2
Timebase can be automatically calibrated only if the timebase option is installed.
2-8
POWER
Scale &
Offset
On / Stby
CAL SECURE
CAL UNSECURE
CAL: OFFS1?
1
CAL:
OFFS2?
CAL:
GAIN1?
CAL:
GAIN2?
CAL:
TI QUIK?
CAL:
TI FINE?
CAL:
TIMEBAS?
2
CODE: 0
CAL COUNT?
HELP: CAL?
HELP:
SECURE?
HELP:
CODE?
Assembly-Level Service Guide