LG KG270 Service Manual - Page 96

BB Test

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9. ENGINEERING MODE 9.4.1 BB Test 9.4.1.1 Backlight ➀ backlight on : LCD backlight is off. ➁ backlight off : LCD backlight is on. ➂ backlight value : LCD backlight brightness is controlled by 20% from 100 to 0. 9.4.1.2 LCD ➀ LCD color : This menu includes 5 color menu and automatic color change. 5 color menu is Red, Green, Blue, Black and White. ➁ LCD contrast : This menu displays a contrast value and LCD maker. 9.4.1.3 Battery Info This menu displays the information of battery, as example battery voltage level and temperature. In line 2, battery voltage level is displayed with average and instant value. In line 3. battery temperature value is displayed, but this value is ADC value. In line 4. Icon number of battery voltage is displayed. 9.4.1.4 Vibrator This menu can control vibrator on and off operation. 9.4.1.5 Audio This menu can control MIDI operation - 97 -

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- 97 -
9. ENGINEERING MODE
9.4.1 BB Test
9.4.1.1 Backlight
➀
backlight on : LCD backlight is off.
➁
backlight off : LCD backlight is on.
➂
backlight value : LCD backlight brightness is controlled by 20% from 100 to 0.
9.4.1.2 LCD
➀
LCD color : This menu includes 5 color menu and automatic color change.
5 color menu is Red, Green, Blue, Black and White.
➁
LCD contrast : This menu displays a contrast value and LCD maker.
9.4.1.3 Battery Info
This menu displays the information of battery, as example battery voltage level and temperature.
In line 2, battery voltage level is displayed with average and instant value.
In line 3. battery temperature value is displayed, but this value is ADC value.
In line 4. Icon number of battery voltage is displayed.
9.4.1.4 Vibrator
This menu can control vibrator on and off operation.
9.4.1.5 Audio
This menu can control MIDI operation