User Manual
CHAPTER 11. ROUTINE MAINTENANCE 53
Prompt information Explanation of prompt information
Cal Zero is working! The instrument is calibrating the zero point.
Cal Zero is completed! The instrument has completed zero point calibration.
Test screen Self-inspection of LCD screen
Test dsp Self-inspection of DSP.
Test beep Self-inspection of the buzzer.
SelfTest is nished! The instrument has nished the self-test.
Softkey is not available The current soft key is not available.
Time set ok! The time setting is completed.
Meter Initialization Initialization of general measurement
Integ Initialization Initialization of integral function
Scope Initialization Initialization of the oscilloscope function
Harmonic Initialization Initialization of the harmonic function
Inrush Initialization Initialization of the inrush function
Setup Initialization Initialization of setup
System Initialization Initialization of the system
Initialization is nished! Initialization is nished.
Integ start Integration is started.
Integ stop Integration is stopped.
Integ time up The integral time is up.
Max page has been
reached.
It displays The maximum page has been reached.
One page should exist at
least
One page should exist at least.
Not used in current state The current operation is not available.
Please reset rst Please reset rst.
11.4 Troubleshooting
This section describes operations to be carried out by the user in case of failure of the instrument. Preparation
before contact
When the instrument fails, check the following:
• Check whether the power meter is powered up.
• Check whether the power meter is started normally.
• Check whether the instrument fuse is in good conditions.
• Check whether other connectors are in good conditions and whether cables, plugs and other parts are
connected properly.
• Check whether the system conguration of the instrument is correct during use.
• Check whether self-inspection of the instrument is successful and whether the specications and
performance are within the indicator ranges.