1-6 Performance Verification Model 2750 Multimeter/Switch System Service Manual
Restoring factory defaults
Before performing the verification procedures, restore the instrument to its factory
defaults as follows:
1. Press SHIFT and then SETUP. The instrument will display the following prompt:
RESTORE: FACT.
2. Using either range key, select FACT, then restore the factory default conditions by
pressing ENTER.
Performing the verification test procedures
Verification test summary
Verification tests can be performed either through the Model 2750 front panel terminals or
through plug-in modules. This section contains the following procedures:
• Model 2750 verification — Use this procedure to test Model 2750 accuracy
through the front panel terminals.
• Model 7700 verification — Use this procedure to test accuracy through any of the
available plug-in modules with the same functions as the Model 7700 20-Channel
Multiplexer Card.
Model 2750 tests
Model 2750 verification test procedures include:
• DC volts
• AC volts
• DC current
• AC current
• Resistance
• Temperature
• Frequency
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