Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/116 C
Company Internal
© Sony Ericsson Mobile Communications AB
20(31)
7 Display Problems
Problem Area
Items to Check
Repair Action
Reference Image
Check whether the phone vibrates 10 to
15 seconds after pressing the power
key and whether the keypad illuminates
• If activation of the vibrator are not
detected, refer to the On/Off
Problems” chapter 4
Before proceeding !
• Perform a flash upgrade and a setting
reset.
If only background illuminates and no
text or picture in the display.
• Do software update content refresh.
• Note: This problem will not be solved
be a regular software update.
• Note: Software Update Content
Refresh will erase all user data.
LCD problem
Visually inspect whether the LCD flex
film is properly connected to its
connector on the PCB
• If improperly connected – Re-establish
proper connection.
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