Dead Keys; No Backlight For Display Or Keys - Nokia RH-99 Service Manual

RH-99; RH-100; RH-105; RH-106
Baseband troubleshooting
Figure 18 Display is corrupt

Dead keys

One or more keys don't function at all.
Figure 19 Dead keys

No backlight for display or keys

Troubleshooting flow
There is no backlight on the display or on the keys.
Issue 2 COMPANY CONFIDENTIAL Page 4 –13
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