Display Problems - Sony Ericsson G900 Troubleshooting Manual

5 Display Problems

Problem Area Items to Inspect
If a display is not Check whether the keyboard
functioning illuminates 15 to 20 seconds after
pressing the power key
Inspect whether the LCD assembly's
flex film is properly connected to the
circuit board
Inspect each half of the LCD to
circuit board connection
If the issue has not been resolved
If the issue is still not resolved
1210-5425 Rev1
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Company Internal Sony Ericsson Mobile Communications AB
Repair Action
•
If the keyboard does not illuminate,
refer to the "Power Problems" section
•
If improperly connected - Reestablish
proper connection
•
If dirty or oxidized – Clean both
halves of the connection
•
If the portion of the connector on the
LCD is damaged - Replace the LCD
•
If the portion of the connector on the
circuit board is damaged – Escalate
to an electrical repair level
•
Replace the LCD if it has not been
replaced
•
Escalate to an electrical repair level
Trouble Shooting Guide, Mechanical
Inspection Reference
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