LG 50PX950-AA (CHASSIS:PA02B) Service Manual ▷ View online
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V
Model General Specification
No
Item
Specification
Remark
1
Market
50/60PX950-AA
New Zealand, Austrailia
*DTV Region:
Australia/New Zealand(AU),
2
Broadcasting system
1) PAL/SECAM-B/G/D/K
Australia, India : only PAL
2) PAL-I/II,
Singapore : Except NTSC M
3) NTSC M
ATV market : Except DVB-T
4) DVB-T
3
Receiving system
Analog : Upper Heterodyne
Digital : COFDM
4
Video Input (2EA)
PAL, SECAM, NTSC
5
Component Input (2EA)
Y/Cb/Cr, Y/ Pb/Pr
6
RGB Input
RGB-PC
Analog (D-Sub 15Pin)
7
HDMI Input (4EA)
HDMI-PC
HDMI1/DVI 1,2,3,4
HDMI-DTV
Upper 70 tool, But under 60 tool HDMI 3EA.
8
Audio Input (5 EA)
RGB/DVI Audio, Component, AV
L/R Input
9
SPDIF Out(1 EA)
SPDIF Out
10
USB(2.0)
For SVC, S/W Download, X-Studio, DivX
11
Bluetooth
Bluetooth Phone(JPEG, MP3),
Profile : A2DP,BIP,FTP,GAVDP,HSP, OPP
Bluetooth Headset(mono, stereo)
Only 50/60PK*50R-TA
12
Ethernet LAN
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ADJUSTMENT INSTRUCTION
1. Application Range
This spec sheet is applied to all of the PA02B chassis.
2. Specification
(1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test instrument.
transformer will help protect test instrument.
(2) Adjustment must be done in the correct order.
(3) The adjustment must be performed in the circumstance of
(3) The adjustment must be performed in the circumstance of
25 °C ± 5 °C of temperature and 65 % ± 10 % of relative
humidity if there is no specific designation.
humidity if there is no specific designation.
(4) The input voltage of the receiver must keep 100 V ~ 240
V, 50 / 60 Hz.
(5) The receiver must be operated for about 5 minutes prior to
the adjustment when module is in the circumstance of over
15 °C
15 °C
- In case of keeping module is in the circumstance of 0 °C,
it should be placed in the circumstance of above 15 °C
for 2 hours
for 2 hours
- In case of keeping module is in the circumstance of below
-20 °C, it should be placed in the circumstance of above
15 °C for 3 hours,.
15 °C for 3 hours,.
O
After RGB Full White in HEAT-RUN Mode, the receiver
must be operated prior to the adjustment.
must be operated prior to the adjustment.
O
Enter into HEAT-RUN MODE
1) Press the POWER ON KEY on R/C for adjustment.
2) OSD display and screen display PATTERN MODE.
- Set is activated HEAT run without signal generator in this
2) OSD display and screen display PATTERN MODE.
- Set is activated HEAT run without signal generator in this
mode.
- Single color pattern ( WHITE ) of HEAT RUN MODE uses
to check panel.
- Caution : If you turn on a still screen more than 20
minutes (Especially digital pattern, cross hatch pattern),
an after image may be occur in the black level part of the
screen.
an after image may be occur in the black level part of the
screen.
3. MAC Address.
* Connect TV SET and PC which download MAC Address
Writing program by RS232C-Cable
(1) Start “MAC+CIKeyl.exe”Program and Click (3) Button to
connect TV and PC.
(2) Click (4) to download MAC Address.
(3) When download succeed, you can see “OK” on (6)
(3) When download succeed, you can see “OK” on (6)
* Each Chassis has it’ own MAC Address. Please be careful of
download.
3-2. Ping TEST
* This test is to check Network operation.
(1) Press "Power on" button of a service R/C.(Baud rate :
(1) Press "Power on" button of a service R/C.(Baud rate :
115200 bps)
(2) Connect RS232-C Signal Cable.
(3). Connect LAN cable to MAIN PCB Assembly.
(4) When network operates normally, you can see “OK”.
(3). Connect LAN cable to MAIN PCB Assembly.
(4) When network operates normally, you can see “OK”.
3-3. ADC Adjustment
O
Auto-control adjustment protocol(RS-232C)
(1) Adjustment of RGB
1) Convert to PC in Input-source.
2) Signal equipment displays
2) Signal equipment displays
Output Voltage: 700 mVp-p
Impress Resolution XGA (1920 x 1080 @ 60Hz)
Model : 225 in Pattern Generator
Pattern : 65 in Pattern Generator
Pattern : 65 in Pattern Generator
(MSPG-925 SERISE)
3) Adjust by commanding AUTO_COLOR_ADJUST
(2) COMPONENT input ADC
V
Convert to Component in Input-source.
V
Signal equipment displays
Impress Resolution 480i
MODEL: 209 in Pattern Generator(480i Mode)
PATTERN : 65 in Pattern Generator
PATTERN : 65 in Pattern Generator
(MSPG-925 SERISE)
Impress Resolution 1080i
MODEL: 225 in Pattern Generator(1080P Mode)
PATTERN: 65 in Pattern Generator
PATTERN: 65 in Pattern Generator
(MSPG-925 SERISE)
3-4. Insert Tool OPTION
and Model Name download.
(1) Press IN_START key on R/C to insert Tool OPTION
(2) On the “ Tool Option ”, Insert Tool Option by a number key
(3) Press the ENTER(
(2) On the “ Tool Option ”, Insert Tool Option by a number key
(3) Press the ENTER(
V
)
(4) Press ENTER(
V
) again.
(5) Select “OK to Download” by using
F
/
G
(VOL +/-) and press
G
(VOL +)
1) 50/60PX950-AA
3-5. EDID(The Extended Display
Identification Data) download
(1) Press the ADJ KEY on R/C and enter EZ ADJUST.
(2) Select “5.EDID D/L” by using
(2) Select “5.EDID D/L” by using
D
/
E
(CH +/-) and press
ENTER(
V
).
(3) Select “Start” and press navigation key(
G
).
(4) EDID download is executed automatically.
(5) Press EXIT key on R/C
(5) Press EXIT key on R/C
* Caution
- Never connect HDMI & D-sub Cable when the user
download EDID .
V
Use the proper cables below for EDID Writing.
* Edid data and Model option download(RS232)
* EDID DATA
(1) Analog RGB
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Model
Tool
Tool
Tool
Tool
Tool
Name
Value 1
Value 2
Value 3 Value 4 Value 5
50PX950-AA
37536
31831
54920
24940
2866
60PX950-AA
49824
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(2) HDMI 1
a. Vender ID
3-6. Confirmation
(1) Press ‘InStart’ Key on Factory SVC Remote Controller.
And MUST check ADC & EDID ADJ status is OK.
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)
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
Connection Diagram for Measuring : refer to fig.4
Adjustment method
(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 VR901,voltage of D.M.M adjustment as
same as Va voltage which on label of panel right/top
(deviation; ±0.5V)
(deviation; ±0.5V)
(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 VR951, voltage of D.M.M adjustment as
same as Vs voltage which on label of panel right/top (
deviation ; ±0.5V)
deviation ; ±0.5V)
4-2. Download Serial number (RS-232C)
V
Press “Power on” key of service R/C.
(Baud rate : 115200 bps)
(Baud rate : 115200 bps)
V
Connect RS232 Signal Cable to RS-232 Jack.
V
Write Serial number by use RS-232.
V
Must check the serial number at the Diagnostics of SET UP
menu.
(Refer to below ‘6.SET INFORMATION’).
menu.
(Refer to below ‘6.SET INFORMATION’).
4-3. Adjustment of White Balance
Required Equipment
O
Remote controller for adjustment
O
Color Analyzer ( CS-1000, CA-100,100+,CA-210 or same
produc: CH 10 (PDP)
produc: CH 10 (PDP)
* Please adjust CA-210, CA-100+ by CS-1000 before
measuring
O
Auto W/B adjustment instrument(only for Auto adjustment)
O
9 Pin D-Sub Jack(RS232C) is connected to the AUTO W/B
EQUIPMENT.
EQUIPMENT.
Before Adjust of White Balance, Please press POWER ONLY
key
Adjust Process will start by execute RS232C Command.
key
Adjust Process will start by execute RS232C Command.
O
Color temperature standards according to CSM and Module
O
CS-1000/CA-100+/CA-210(CH 10) White balance
adjustment coordinates and color temperature.
adjustment coordinates and color temperature.
* Manual W/B process (using adjusts Remote control)
Please Adjust in AV 1 MODE, Turn off Energy Saving Mode.
(1) Enter ‘PICTURE RESET’ on Picture Mode, then turn off
Fresh Contrast and Fresh colour in Advanced Control
(2) After enter Service Mode by pushing “ADJ” key,
(3) Enter White Pattern off of service mode, and change off ->
(3) Enter White Pattern off of service mode, and change off ->
on.
(4) Enter “W/B ADJUST” by pushing “
G
” key at “3. W/B
ADJUST”.
INOUT
HEX
HDMI1
10
HDMI2
20
HDMI3
30
HDMI4
40
INOUT
C/S
RGB
3E
HDMI1
C62C
HDMI2
C61C
HDMI3
C60C
HDM4
C6FC
CSM
PLASMA
Cool
11000K
Medium
9300K
Warm
6500K
CSM
Color Coordinate
Temp
±Color Coordinate
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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