Service Procedure; “Factory Menu” Definition; Adc Adjust - Philips 22PFL5557/V7 Service Manual

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2. Service Procedure

2.1. Factory Menu
Follow the below steps to pop-up the Factory Menu in case of "Factory Key" is disabled :
- press Remote Control key "MENU" to display main menu.
- press the subsequence Remote Control keys " 2 ", "5", " 8 " and " 0 . "
-
Press Remote Control "OK" key to enter the submenu.
-
Press Remote Control "Menu" key to go back to the previous menu.
-
Press Remote Control "RIGHT" or "LEFT" key to change the values.
-
Press Remote Control "OK" key run the function.
2.2."Factory Menu" Definition
1)

ADC ADJUST

Item
Sub-item
MODE
R-GAIN
G-GAIN
B-GAIN
ADC
R-OFFSET
ADJUST
G-OFFSET
B-OFFSET
AUTO ADC
(OK: Current source has been calibrated)
Value
Note
RGB
Get the signal from the PC.
Get the signal from the YPbPr, and the
YPbPr(SD)
signal
Get the signal from the YPbPr, and the
YPbPr(HD)
signal
FAIL
FAIL: Current source has not been calibrated ,
OR
SUCCESS
SUCCESS: Current source has been calibrated.
6
is standard definition.
is high definition.
For fine tune ADC manually.

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