LG 50PG60D-GE (CHASSIS:PE81A) Service Manual ▷ View online
- 5 -
Market
Broadcasting system
Receiving system
Video Input (1EA)
S-Video Input (1EA)
Component Input (1EA)
RGB Input(1EA)
HDMIInput(4EA)
Audio Input (3EA)
1
2
3
4
5
6
7
8
9
No
Item
Specification
Remark
1) PAL - BG
2) DVB-T(ID TV)
Analog : Upper Heterodyne
Digital : COFDM
PAL, SECAM, NTSC
PAL, SECAM, NTSC
Y/Cb/Cr, Y/Pb/Pr
RGB-PC
HDMI-DTV & SOUND
PC Audio, Component, AV
4System : PAL, SECAM, NTSC, PAL60
4System : PAL, SECAM, NTSC, PAL60
L/R Input
V
Model Specification
- 6 -
ADJUSTMENT INSTRUCTION
1. Application Object
These instructions are applied all of the 50” PLASMA TV,
PE81A
PE81A
Chassis.
2. Note
(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±5°C of temperature and 65±10% of relative humidity if
there is no specific designation.
there is no specific designation.
(4) The input voltage of the receiver must keep 100-240V~,
50/60Hz.
(5) The receiver must be operated for about 5 minutes prior to
the adjustment.
O
After RGB Full white HEAT-RUN Mode, the receiver must
be operated prior to 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.
2) OSD display and screen display PATTERN MODE.
* Set is activated HEAT-RUN without signal generator in
this mode.
* Single color pattern(RED/BLUE/GREEN) of HEAT-RUN
mode uses to check PANEL.
3. ADC Calibration
V
Auto adjustment Map(RS-232C)
- Baud : 115200bps, RS232 Host : PC, Echo : none.
4. Adjustment of AV(CVBS)
4-1. Standard Equipment
: 802F Pattern Generatorr. Master Pattern Generator(MSPG-
925, etc) or same product.
4-2. Required Equipment
O
Remote controller for adjustment.
O
MSPG-925FS Pattern Generator. (Which has Video Signal:
7 Color Bar Pattern shown in Fig.1)
-> Model: 202 / Pattern: 65 EC and FC model use PAL-
-> Model: 202 / Pattern: 65 EC and FC model use PAL-
BGDHI(composite signal)
(1) Input the Video Signal: 7 Color Bar signal into AV3.
(2) Set the PSM to Dynamic mode in the Picture menu.
(2) Set the PSM to Dynamic mode in the Picture menu.
(3) Press IN-START key on R/C for adjustment.
(4) Press the
(4) Press the
G
(Vol. +) key to operate the set, then it becomes
automatically.
5. Adjustment of Component
5-1. Standard Equipment
: 802F Pattern Generatorr. Master Pattern Generator(MSPG-
925, etc) or same product.
5-2. Required Equipment
O
Remote controller for adjustment.
O
MSPG-925FS Pattern Generator. (Which has Video Signal:
7 Color Bar Pattern shown in Fig.2)
-> Model: 215 / Pattern: 65 EC and FC model use PAL-
-> Model: 215 / Pattern: 65 EC and FC model use PAL-
BGDHI(composite signal)
(1) Input the Component 720p/50Hz 7 color Bar Pattern(MSPG-
925FS model : 215, Pattern : 65) signal into Component.
(2) Set the PSM to Dynamic mode in the Picture menu.
(3) Press IN-START key on R/C for adjustment.
(3) Press IN-START key on R/C for adjustment.
(4) Press the
G
(Vol. +) key to operate the set, then it becomes
automatically.
(5) Auto-RGB OK means the adjustment is completed.
* Using ‘power on’ button off the control R/C, power on TV.
If you turn on a still screen more than 20 minutes, (Especially
digital pattern, cross hatch pattern) after image may be occur in
the black level part of the screen.
digital pattern, cross hatch pattern) after image may be occur in
the black level part of the screen.
ADC adjust
Data Read
Default Write
Enter
Adjust Mode
ADC adjust
ADC Parameter
Digital Data
ADC Parameter
(Average)
Adjustment
Confirmation
Adjust Mode In
Adjust Mode Off
NO
Item
Remark
CMD1 CMD2 Data 0
A
A
A
A
A
A
A
D
D
D
D
D
D
D
0
0
0
0
9
0
0
1
2
3
4
9
0
9
Transfer 18Byte
(Input resolution Data)
To check ADC Adjusment
on Assembly line
When transger the ‘Mode
In’, Carry the command.
MSPG925FS
Component
RGB-PC
AV
ADC
Model : 3
(1024*768 60Hz)
Pattern : 65
7 Color Bar
Model:215(720P)
Pattern : 65
* 720P/50Hz
7 Color Bar
PAL
INPUT SELECT AV3
Model : 202
(PAL-BGDHI)
Pattern : 65
* PAL 7 Color Bar
(Fig.1) 7 color Bar signal
(Fig.2) 7 color Bar signal
6. Adjustment of RGB
6-1. Standard Equipment
: 802F Pattern Generatorr. Master Pattern Generator(MSPG-
925, etc) or same product.
6-2. Required Equipment
O
Remote controller for adjustment.
O
MSPG-925FS Pattern Generator. (Which has Video Signal:
7 Color Bar Pattern shown in Fig.3)
(1) Input the PC 1024x768@60Hz 7color Bar(MSPG-925,
Model:3, Pattern:65) into RGB.(using D-sub to D-sub cable)
(2) Set the PSM to Dynamic mode in the Picture menu.
(3) Press IN-START key on R/C for adjustment.
(4) Press the
(4) Press the
G
(Vol. +) key to operate To set, then it becomes
automatically.
(5) Auto-RGB OK means the adjustment is completed.
(6) Press the
(6) Press the
G
(Vol. +) key to operate the set, then it
becomes automatically.
(7) Auto-RGB OK means the adjustment is completed.
7. Channel memory Setting Method
: Recovery the channel memory by adjust R/C.
1) Press ADJ key on R/C for adjustment.
2) Press VOL + key on “Channel Recover”.
2) Press VOL + key on “Channel Recover”.
9. POWER PCB Assy Voltage
Adjustments
(Va, Vs Voltage adjustments)
9-1. Test Equipment :
D.M.M. 1EA
9-2.Connection Diagram for Measuring
: refer to Fig.4
9-3. Adjustment Method
(1) Va Adjustment
1) After receiving 100% Full White Pattern, HEAT RUN.
2) Connect + terminal of D.M.M to Va pin of P811, connect
2) Connect + terminal of D.M.M to Va pin of P811, connect
- terminal to GND pin of P811.
3) After turning RV901, 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) Input signal : RF noise signal.
2) Connect + terminal of D.M.M to Vs pin of P811, connect
2) Connect + terminal of D.M.M to Vs pin of P811, connect
– terminal to GND pin of P811.
3) After turning RV951, voltage of D.M.M adjustment as
same as Va voltage which on label of panel right/top.
(Deviation; ±0.5V)
(Deviation; ±0.5V)
- 7 -
(Fig.3)
Each PCB assembly must be checked by check JIG set.
(Because power PCB Assembly damages to PDP Module,
especially be careful)
(Because power PCB Assembly damages to PDP Module,
especially be careful)
(Fig.4) Connection diagram of power adjustment for measuring
8. EDID
(The Extended Display Identification Data )
/DDC
(Display Data Channel)
download
8-1. Required Test Equipment
(1) Adjusting PC with S/W for writing EDID Data.
(S/W : EDID TESTER Ver.2.5)
(2) A Jig for EDID Download.
(3) Cable : Serial(9Pin or USB) to D-sub 15Pin cable, D-sub
(3) Cable : Serial(9Pin or USB) to D-sub 15Pin cable, D-sub
15Pin cable, DVI to HDMI cable.
8-2. Required Test Equipment
8-3. Preparation for Adjustment
1) As above Fig.5, Connect the Set, EDID Download Jig, PC
& Cable.
2) Turn on the PC & EDID Download Jig. And Execute the
S/W : EDID TESTER Ver,2.5.
3) Set up S/W option.
Repeat Number : 5
Device Address : A0
PageByte : 8
Device Address : A0
PageByte : 8
4) Power on the Set.
8-4. Sequence of Adjustment
(1) EDID Download
1) Init the data.
2) Load the EDID data.(Open File).
2) Load the EDID data.(Open File).
[ Analog file ] (for RGB)]
[ Digital file ] (for HDMI)
[ Digital file ] (for HDMI)
3) Set the S/W as below.
4) Push the “Write Data & Verify”button. And confirm “Yes”.
5) If the writing is finished, you will see the “OK” message.
6) If TV has two HDMI, you must download two times for
4) Push the “Write Data & Verify”button. And confirm “Yes”.
5) If the writing is finished, you will see the “OK” message.
6) If TV has two HDMI, you must download two times for
each HDMI.
8-5. EDID DATA
1) Analog-RGB.
=> Detail EDID Options are below([1],[2],[3],[4],[5])
1.[1]-Product ID
2. [2]-Serial No : Controlled on production line.
2. [2]-Serial No : Controlled on production line.
3. [3]-Month, Year : Controlled on production line.
ex) Monthly: '03' => '03'
Year : '2006' => '10'
4. [4]-Model Name(Hex)
5. [5]-Checksum : Changeable by total EDID data.
5. [5]-Checksum : Changeable by total EDID data.
2) HDMI.
=> Detail EDID Options are below([1],[2],[3],[4],[5],[6])
1.[1]-Product ID
1.[1]-Product ID
2. [2]-Serial No : Controlled on production line.
3. [3]-Month, Year : Controlled on production line.
3. [3]-Month, Year : Controlled on production line.
ex) Monthly: '03' => '03'
Year : '2006' => '10'
4. [4]-Model Name
5. [5]-Checksum : Changeable by total EDID data.
6. [6]-Physical address : ex)HDMI1 10, HDMI2 : 20~HDMI4 : 40
- EDID Download is needed HDMI1~HDMI4.
6. [6]-Physical address : ex)HDMI1 10, HDMI2 : 20~HDMI4 : 40
- EDID Download is needed HDMI1~HDMI4.
- 8 -
(Fig.5) Connection Diagram of DDC download
[1]
[2]
[3]
[4]
[5]
50PG60D
Product ID
Product ID
Model Name
EDID table
D6C3
Hex
C3D6
50134
50PG60D
Product ID
Product ID
Model Name
EDID table
D7C3
Hex
C3D7
50135
50PG60D
00 00 00 FC 00 35 30 50 47 36 30 44 0A 20 20 20 20 20
Model Name
Model Name(Hex)
[1]
[2]
[3]
[4]
[5]
[5]
42PG60D
00 00 00 FC 00 35 30 50 47 36 30 44 0A 20 20 20 20 20
Model Name
Model Name(Hex)
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