LG GB130kf750, Руководство по обслуживанию

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1.3 Test Procedure
1.3.1 Auto test sequence
1. Operator not need to insert test SIM card, and enter ” *#878# ” to check “auto test” as below.
2. When operator into function test mode, we just press “yes” key or “enter” key to into next test item.
3. When use auto test, every test item always turn on together.
No. Test item Verifying item
1
LCD
Display check ( All white, all black, red, blue, green test )
Every screen is 0.5 second
LCD Backlight 2 LCD & LED
/Illumination
All Keypad LED
3 Vibrator Vibrator function check (Always on)
All keys function check
Method 1: screen shows all icons
one by one then it disappear in screen.
Method 2: screen shows icon of
press it as phone instruction.
4 Keyboard + Speaker
Speaker check
5 Audio (Mic_ Receiver
loop)
Main Mic to Main Receiver audio loop check
6
Headsets (Earpiece) Aux-Mic to Aux Receiver audio loop check
7
Melody Speaker and Melody function check
(Always on/Set max volume)
8 FM 1. Testing FM through headset (earpiece)
2. Testing FM through Battery cover (external Antenna)
Testing FM through SPK
9 Antenna Antenna circuit check by Radiation Power
Turn on GSM Power level 5 @ Ch40 for 900/1800 band