Routine Maintenance
This chapter describes general maintenance items and maintenance methods of the 5335B power meter.
10.1 Self-inspection
The 5335B power meter has a self-inspection function. See “Power-on Self-Test” of Chapter 3 “Inspecting the Instrument”
of 5335B Installation Instructions for detailed steps of self-inspection.
10.2 Error Information References
The 5335B power meter has a detailed error and prompt information function, so as to help the user to easily carry out
positioning and measurement during measurement and use. This section describes all error information of the 5335B
power meter as well as error causes and disposals. All prompt information is listed.
10.2.1 Prompt Message List
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 finished!
The instrument has finished 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 finished!
Initialization is finished.
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 first
Please reset first.
Table 10.1
10.2.2 Error information list
