Bb Test [Menu 1] - LG B2000 Service Manual

9. ENGINEERING MODE

9.1 BB Test [MENU 1]

9.1.1 FM Radio
1) Listen Radio : This menu is to used for listening FM Radio.(It must be connected Earphone.)
2) Test ON
3) Test OFF
9.1.2 LCD
1) Contrast value : This menu is to input Contrast Value of the LCD.
2) Test ON
3) Test OFF
9.1.3 Backlight
This menu is to test the LCD Backlight and Keypad Backlight.
1) Backlight on : LCD Backlight and Keypad Backlight light on at the same time.
2) Backlight off : LCD Backlight and Keypad Backlight light off at the same time.
3) Backlight value : This controls brightness of Backlight. When entering into the menu,the
present backlight-value in the phone is displayed. Use Left/Right key toadjust the level of
brightness. The value of the brightness set at last will besaved in the NVRAM.
9.1.4 Buzzer
This menu is to test the melody sound.
1) Melody on : Melody sound is played through the speaker.
2) Melody off : Melody sound is off.
9.1.5 Vibrator
This menu is to test the vibration mode.
1) Vibrator on : Vibration mode is on.
2) Vibrator off : Vibration mode is off.
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