LG -E450 Service Manual page 241

11. HIDDEN MENU
Auto All Test Result:
-> Display Auto All Test result
AutoDetecting Test
: USIM, SD card, Ear jack, Battery
• Check the SIM1 card
• Check the SIM2 card
• Check the SD card
• Check Ear phone(jack)
• Check Battery
- Ejected ear jack is normal
Key/Compass Test
Memo key : Check Recognition
Up/Down key : Check Recognition
Menu key : Check Recognition
Home key : Check Recognition
Back key : Check Recognition
SIM_SWITCH key : Check Recognition
End key : Check recognition
Phone contact with your fingers in the top of the sensor determine the sensor
response
- Far
- Near
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