HP 53132A Assembly And Service Manual page 118

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Chapter 2 Service
The HP 53131A/132A Calibration Procedures
Set the HP 8130A as follows:
PERIOD: 100 ns
WIDTH: 50 ns
Low : −0.50 V
High: 0.50 V
Input Mode: Normal
Any external timebase connected to the Counter is ignored during this
calibration.
Press any one of the arrow keys until CAL: TI FINE? is displayed.
Press Enter key.
A scrolling message with instructions appears. Follow the instruction by
performing the following procedure.
Note the Counter display message prompts you to press buttons
on the HP 59992A J06 Calibrator for each part of a four-part
calibration.
Note that CAL: TI FINE? requires the completion of four steps in
the proper order.
Press Enter key after each displayed instruction.
The Counter should display CALIBRATING , and then it should display
TI CAL PASS .
If the fail message is displayed, refer to the troubleshooting section in this
chapter.
This completes the TI FINE? calibration procedures.
Depending on which timebase the Counter contains, proceed to the
following procedure "To Calibrate the Standard Timebase" or the
"To Calibrate the High Stability Timebase Option (Medium, High, or
Ultra-High)" procedure (page 2-24) to calibrate the timebase.
2-22 Assembly-Level Service Guide