Read LG 50PM670T-ZA (CHASSIS:PD22C) Service Manual online
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3.4. EDID
(The Extended Display Identification Data)
■ RGB [C/S: B1] : For FHD Models
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.3
■ HDMI [C/S: 9804] : For FHD Models
Block Type: EDID 1.3
EDID Block 1, Bytes 128-255 [80H-FFH]
Block Type: CEA EDID Timing Extension Version 3
* CheckSum & Physical Address Table.
- Each HDMI Input has their own physical address(on
Address:9E). So, each HDMI Input has different C/S
value.
■ HDMI INPUT Physical Address Table
■ HDMI INPUT C/S Table.
- FHD
4. SET assembly adjustment method
* Caution: Each PCB assembly must be checked by check
JIG set. (Because power PCB Assembly damages
to PDP Module, especially be careful)
4.1. POWER PCB Assembly Voltage adjustment
(Va, Vs voltage adjustment)
Test equipment : D.M.M 1EA
Connection Diagram for Measuring : refer to fig.4
Adjustment method
4.1.1. Va adjustment
(1) Connect + terminal of D. M.M. to Va pin of P811, connect
-terminal to GND pin of P811.
(2) After turning VR502,voltage of D.M.M adjustment as same
as Va voltage which on label of panel right/top (deviation;
±0.5V)
4.1.2. Vs adjustment
(1) Connect + terminal of D. M..M. to Vs pin of P811, connect
-terminal to GND pin of P811.
(2) After turning VR901, voltage of D.M.M adjustment as
same as Vs voltage which on label of panel right/top (
deviation ; ±0.5V)
4.2. Adjustment of White Balance
- Required Equipment
● Remote controller for adjustment
● Color Analyzer ( CS-1000, CA-210 or same product
: CH 10 (PDP)
* Please adjust CA-210 by CS-1000 before measuring
● Auto W/B adjustment instrument(only for Auto
adjustment)
● 9 Pin D-Sub Jack(RS232C) is connected to the AUTO
W/B EQUIPMENT
Before Adjust of White Balance, Please press
POWER ONLY key
- Adjust Process will start by execute RS232C Command.
● Color temperature standards according to CSM and Module
● CS-1000/CA-100+/CA-210(CH 10) White balance adjust-
ment coordinates and color temperature.
Address
HDMI1
HDMI2
HDMI3
HDMI4
9E
10
20
30
40
HDMI1
HDMI2
HDMI3
HDMI4
CheckSum
9804
98F4
98E4
98D4
CSM
PLASMA
Cool
11000K
Medium
9300K
Warm
6500K
CSM
Color Coordination
Temp
± Color
Coordination
x
y
COOL
0.276
0.283
11000K
0.002
MEDIUM
0.285
0.293
9300K
0.002
WARM
0.313
0.329
6500K
0.002
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