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Alignment instructions
1. Test equipment
PM5518 (video signal generator)
VG-849 (VGA and HDMI signal generator)
CA210 (white balancer)
2 Alignment flow-chart
The alignment flow-chart is shown as fig-1
3 Unit adjustments
Connect all the boards according to wiring diagram, connect with power and observe the display.
Method for entering factory menu: press "INPUT", "2", "5", "8" and "0" in turn to enter factory
menu; press "CH+" and "CH-" to select adjustment items and press "VOL+" and "VOL-" to adjust
value items, press "MENU" continuously to exit.
Method for software upgrading: enter factory menu and select "OPTION", set ISP to 1 or insert
jump wire J1, then you can upgrade on line. After upgrade, set ISP back to 0 or pull out jump wire
J1.
3.1 Initialization
Enter factory menu, select "OPTION" and "HOTEL OPTION" sub-menu, adjustment of items to see
table1.
Items
HOTEL
LOGO
Check DDC, HDCP KEY, FLASH and POWER control IC
Factory initialization setup
IF channel AFT voltage of TV and AGC voltage
VGA, YPbPr ADC correction
White balance adjustment
Performance check
Preset ex-factory
Fig-1 adjustment flow-chart
Table1 sub-menu adjustment
Preset
0
1: HOTEL OPTION of factory menu is optional
0: HOTEL OPTION of factory menu is not optional
1
1: display LOGO in no signal or turn on
0: no LOGO display
Introduce
3
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