HP 53131A - Page 113

Chapter 2 Service
The HP 53131A/132A Calibration Procedures
Assembly-Level Service Guide 2-17
2
6Press Enter key.
The Counter momentarily displays
CALIBRATING , and then it should
display
OFFS 1 PASS .
If the fail message is displayed, refer to the troubleshooting section in this
chapter.
7 To calibrate Channel 2, press any one of the arrow keys until
CAL: OFFS 2 ? is displayed.
8Press Enter key.
A scrolling message on the display will ask you to remove any signals
connected to Channel 2. Follow the instruction.
9Press Enter key.
The Counter momentarily displays
CALIBRATING , and then it should
display
OFFS 2 PASS .
If the fail message is displayed, refer to the troubleshooting section in this
chapter.
This completes the Offset Calibration procedure. Proceed to the next
procedure to calibrate the gain.