Read LG 60PM9700-UA (CHASSIS:PU22A) Service Manual online
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* ADC Adjustment(Manual)
-> GP4 (PU22A/PB22A/PK22A) Chassis don’t need ADC
adjust process.The ADC value have been OTP process.
but, if you need to adjust ADC manually follow this
method.
■ Using instruments
- Adjustment remocon, 801GF(802B, 802F, 802R) or
MSPG925FA pattern generator
(It can output 480i/1080i horizontal 100% color bar
pattern signal, and its output level must setting 0.7V±0.1V
p-p correctly)
(1) Adjustment method 480i Comp1, Adjust 1080p Comp1/
RGB (Factory adjustment)
(2) ADC 480i Component1 adjustment
(3) Check connection of Component1
(4) MSPG-925FA -> Model: 209, Pattern 65
(5) Set Component 480i mode and 100% Horizontal Color Bar
Pattern(HozTV31Bar), then set TV set to Component1
mode and its screen to “NORMAL”
(6) Check connection both of Component1 and RGB
(7) MSPG-925FA -> Model: 225, Pattern 65
(8) Set Component 1080p mode and 100% Horizontal Color
Bar Pattern(HozTV31Bar), then set TV set to Component1
mode and its screen to “NORMAL”
(9) After get each the signal, enter the “EZ ADJUST” status
with pres ADJUST key of Service remocon. After then
select “8. ADC Calibration” with navigator button and press
“Enter”.
(10) After then select “ADC Type” and set value “OTP ->
External” with navigator button.
(11) After then press “Start” button.
(12) You can see “ADC Component1 Success”
(13) Component1 1080p, RGB 1080p Adjust is same method.
(14) Component 1080p Adjustment in Component1 input
mode.
(15) RGB 1080p adjustment in RGB input mode.
(16) If you success RGB 1080p Adjust. You can see “ADC
RGB-DTV Success
4.3. EDID(The Extended Display Identification
Data)/ DDC(Display Data Channel)
- It is a VESA regulation. A PC or a MNT will display an
optimal resolution through information sharing without any
necessity of user input. It is a realization of “Plug and Play”.
-> GP4 (PU22A/PB22A/PK22A) Chassis don’t need EDID
Download process.
Whenever TV power on, the EDID data was written on
inner memory.
4.3.1. EDID DATA(PCM)_PU22A
■ HDMI [C/S: 98 2F] : For FHD Models
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.4
EDID Block 1, Bytes 128-255 [80H-FFH]
Block Type: CEA EDID Timing Extension Version 3
■ RGB [C/S: B1] : For FHD Models
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.3
< Adjustment pattern : 480i / 1080p 60Hz Pattern >
Vender ID
C/S1
C/S2
HDMI1
10
98
2F
HDMI2
20
98
1F
HDMI3
30
98
0F
HDMI4
40
98
FF
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