5-1 Introduction Troubleshooting
5-2 PN: 10580-00323 Rev. B S331L MM
Other Problems
Battery Pack Charging Problems: refer to Chapter 3, “Battery Information”.
Power Meter, Problems:
1. If measured power is slightly out of specification, verify the measurement frequency is set to the same
frequency as the power being measured.
2. Replace the InstaCal / Power Meter Module.
Cable and Antenna Analyzer Problems:
1. Inspect the RFout connector for damage.
2. Inspect the Open, Short, Load and cable(s) for damage. Verify their operation on a suitable measurement
instrument.
3. Compare an OSL calibration to an InstaCal calibration using 6 and 20 dB offsets to see if the calibration
is causing the fault.
4. Refer to the User Guide.
5. VNA module has failed. Replace the Main PCB.
Touch Screen does not react:
1. Verify the flex cable between the touch screen and keypad PCB and ensure it is properly seated into the
connector on the keypad PCB and the connector is locked.
2. Replace the touch screen / LCD assembly.
3. Replaced the keypad PCB.
Hard Keys do not react:
1. Verify the cable connecting the keypad PCB to the Main PCB is properly seated at both ends and the
cable is not damaged.
2. Verify there is no debris between the rubber keypad and keypad PCB.
3. Replace the keypad PCB.
4. Replace the rubber keypad.
To Next Page
Loading...
Need help?
General
