LED driver troubleshooting
Context
The phone has three illumination drivers. One of them provides the LED current for the display, the menu
keys and the gaming keys. One other provides the LED current for ITU-keyboard and side keys.
The third one provides the FlashLED current. For instructions for troubleshooting this driver, see Flash LED
troubleshooting (page 5–13).
RM-179; RM-223
Baseband Troubleshooting
Page 3 –32 COMPANY CONFIDENTIAL Issue 1
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