Display Troubleshooting - Nokia n81 Service Manual

Steps
1. Verify with a working SlideModule that the fault is not the SliderFlex.
2. Verify with a working display that the fault is not on the display module itself.
The display module cannot be repaired.
3. Check that the cellular engine is working normally.
i To check the functionality, connect the phone to a docking station.
Phoenix service software.
ii Start
iii Read the phone information to check that also the application engine is functioning normally (you
should be able to read the APE ID).
4. Proceed to the display troubleshooting flowcharts.
Use the Display Test tool in

Display troubleshooting

Context
Before going to display troubleshooting flow, make sure that the engine is working and starting up correctly.
If the problem is in the engine, go to baseband troubleshooting.
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Phoenix to find the detailed fault mode.
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Baseband Troubleshooting
Issue 1