LG LG-600 Series, Repair Manual, Page: 17 / 90

GSM Handsets Lab.
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5. ENGINEERING MODE
5.1 Baseband Test [MENU 1]
A. LED Test [1-2]
This menu is to test the indicator LED on top left hand corner of a handset and backlight
LED in the LCD module.
• Auto Test [1-2-1]
• Indicator On [1-2-2] : Green light turns on and menu is changed to “Indicator Off”.
• Back Light On [1-2-3] : Back Light turns on and menu is changed to “Indicator Off”.
• Back Light Degree [1-2-4] : This controls brightness of Backlight. When entering into
the menu, 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.
B. LCD Test [1-3]
This menu is to test the LCD module.
• Auto Test [1-3-1] • Font [1-3-2]
• Icons [1-3-3] • Animation [1-3-4]
• LCD Parameters [1-3-5] • Reset Period [1-3-6]