Engineering Mode; About Engineering Mode; Access Codes; Key Operation - LG G5300 Service Manual

10. ENGINEERING MODE

A. About Engineering Mode
Engineering mode is designed to allow a service man/engineer to view and test the basic functions
provided by a handset.
B. Access Codes
The key sequence for switching the engineering mode on is 2945#*#. Pressing END will switch back
to non-engineering mode operation.
C. Key Operation
Use Up and Down key to select a menu and press 'select' key to progress the test. Pressing 'back'
key will switch back to the original test menu.

10.1 BB Test [MENU 1]

Baseband Test
A. LCD [1-1]
This menu is to test the LCD contrast.
• Contrast Value [1-1-1] : Change this value by up and down key.
B. Backlight [1-2]
This menu is to test the LCD Backlight and Keypad Backlight.
• Backlight On [1-2-1]
• Backlight Off [1-2-2]
• Backlight value [1-2-3] : This controls brightness of Backlight. When entering into the menu,
C. Buzzer [1-3]
This menu is to test the melody sound.
• Melody on [1-3-1] : Melody sound is played through the speaker.
• Melody off [1-3-1] : Melody sound is off.
D. Vibrator [1-4]
This menu is to test the vibration mode.
• Vibrator On [1-4-1] : Vibration mode is on.
• Vibrator Off [1-4-2] : Vibration mode is off.
: LCD Backlight and Keypad Backlight light on at the same time.
: LCD Backlight and Keypad Backlight light off at the same time.
the present backlight-value in the phone is displayed. Use Left/Right
key to adjust the level of brightness. The value of the brightness set
at last will be saved in the NVRAM.
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10. ENGINEERING MODE