Service ManualModel No.:- 42 -8.1 How to enter into the factory model1. You can press "source-2-5-8-0" to go into factory setting. Presse the key "exit"to shut the factory setting.content:1: ADC setup: set ADC value of YUV,VGA. It can also be auto-set. Adopt 100%color bar to yuv and Checkerboard signal to vga.2:Adjust the brightness and contrast ratio of each signal, which do not affect thevalue of user's menu.3: adjust the color temperature and white balance of each signal source.4: SSC to adjust the spectrum for passing the EMC test.5:special set1)2hour off-- for Aging test2)WDT --watch dog3)white pattern --set pure color output for the panel, used at the checking andaging test for panel.4)reset5)set the recorder6)set power-on screen display.6:QMAP adjust :adjust color quality.7:PEQ set sound EQ8:sw information: to check the sofeware information9:UART DEBUG : Access to serial port and connect a computer if set to HK.10:BMTEST :cpu check the CPUThe last line is SW Ver.No