Troubleshooting 8-3 Other Problems
MT8212E and MT8213E MM PN: 10580-00255 Rev. J 8-3
8-3 Other Problems
Touch Screen Problems:
Instrument boots correctly, but the touch screen is unresponsive.
1. The touch screen may have lost its calibration data. Press Shift then 0 to enter the touch
screen calibration procedure. Follow the on-screen directions.
2. Check the firmware version installed on the instrument and ensure it is version 1.30 or greater. If not,
install the latest firmware version and redo the touch screen calibration as described in Step 1.
3. Replace the touch screen.
Battery Pack Charging Problems:
Refer to Chapter 6, “Battery Information”.
Lock Error messages:
1. This message normally appears for 2 to 3 seconds when an external 10 MHz Reference is applied.
2. Spectrum Analyzer PCB has failed. Replace the Main/Spectrum Analyzer assembly.
Spectrum Analyzer Problems:
1. Inspect the Spectrum Analyzer RF In connector for damage.
2. Refer to the User Guide.
3. Update system software using Master Software Tools (via Too ls menu).
4. Spectrum Analyzer PCB has failed. Replace the Main/Spectrum Analyzer assembly.
Cable and Antenna Analyzer Problems:
1. Inspect the VNA RF In and VNA Reflection connectors for damage.
2. Inspect the Open, Short, Load and cable(s) for damage. Verify their operation on a suitable measurement
instrument.
3. Refer to the User Guide.
4. Update system software using Master Software Tools (via Too ls menu).
5. VNA module has failed. Replace the VNA module. No recalibration is required.
Option 51, 52 or 53 Problems:
1. Replace the Option 51, 52, or 53 PCB (see Table 1-5, “List of Replaceable Parts” on page 1-6).
No recalibration is required.
Other Issues:
1. Perform a Master Reset.
2. Refer to the User Guide.
3. Update system software using Master Software Tools (via Too ls menu).
4. Replace the Main PCB/Spectrum Analyzer assembly.
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