Sony C2104 - Led;Illumination

Troubleshooting Guide (mech)
1273-2281 Rev2
 Sony Mobile Communications AB –
Company Internal
12(48)
Problem Areas
1.5 LED/Illumination
1.5.1 LED/Illumination
Check:
Inspect the external window area of the LED on the Front
Housing LCM TP Assembly
Action:
1. If dirty – clean it.
2. If the external window area is damaged – replace the
Front Housing LCM TP Assembly.
Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758
Trouble Shooting Application – mechanical.
Check:
Inspect the LED on the Sub PBA Assembly and the Front
Housing LCM TP Assembly
Action:
1. If dirty or clogged – clean them.
2. If the Sub PBA Assembly is damaged – replace it.