LG 42PC1D-UB / 42PC1DA-UB (CHASSIS:PA-61B) Service Manual ▷ View online
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ADJUSTMENT INSTRUCTIONS
(2) Select ‘Connection’ and SET connected to RS-232C.
(3) After clicking "Enter", confirm that "Enter Password:"
(3) After clicking "Enter", confirm that "Enter Password:"
appears.
(4) Click the "OpenFile - Download" button from CP Data
Download, ‘select the Private Key’ appears and click
ENTER.
ENTER.
(5) After clicking ENTER, the ‘opens Private key' window
appears and select the Private key applied to the SET.
The Private Key file name is on the Label of the Digital
Board.
The Private Key file name is on the Label of the Digital
Board.
(6) When the Dialog window appears, click OK and the write
work will begin.
(7) When completed, click ‘CP Data Download: OK’
[
When ‘CP Data Download: OK’ does not appear, certificate
has not Download correctly.
SET is rebooted and certificate Download work must be
repeated.
SET is rebooted and certificate Download work must be
repeated.
6. Gemstar Operation Confirmation
6-1. Required Test Equipment
(1) PC with Factory Test Program
(2) VBI Inserter (Norpak TES3) - Guide Data Discharge
(2) VBI Inserter (Norpak TES3) - Guide Data Discharge
Equipment
[
In case of without the VBI Inserter(TES3), a VCR may be
used.
6-2. Preparation for Adjustments
(1) In case of with VBI Inserter(TES3): Signal uses Cable
input and set as below.
Input Signal
RS-232C
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ADJUSTMENT INSTRUCTIONS
(2) In case of without VBI Inserter(TES3): VCR uses Cable
input and set as below.
[
Factory Test S/W must be set to "GlinkTo PC Card" ON.
6-3. Adjustment Confirmation Work
(1) Turn on the TV and run Factory Test Program of PC.
[
Program only needs to run once, regardless of set quantity.
(2) Enter the EZ adjust menu by pressing Adjust on the
Service Remote Control (S R/C).
(3) Go to number 1 Gemstar and press Enter.
(4) TV set screen will appear as shown.
(4) TV set screen will appear as shown.
(5) Confrim that VBI Test and Serial Test PASS from the
screen.
7. Cable Operation Confirmation
(1) Confirm that the Cable Card is inserted in the slot.
(2) Enter the EZ adjust menu by pressing the Adjust key on
(2) Enter the EZ adjust menu by pressing the Adjust key on
the Service Remote Control (S R/C).
(3) Go to number 2 Cable Check and press the Right key (
G
) .
(4) Confirm items below.
8. POWER PCB Assy Voltage
Adjustment
(Va, Vs Voltage Adjustment)
8-1. Test Equipment :
D.M.M 1EA
8-2. Connection Diagram for Measuring
Refer to Fig 1.
Name
Descrambler
Check
CableCARD
OOB Path
FDC_SNR
Video Signal
Normal
OK
CableCARD
TM
is inserted.
OK(Lock)
OK(20dB above)
Normal Screen
Defective
Not OK
CableCARD
TM
is removed.
Not OK(Unlock)
Not OK(20dB under)
Black Screen
(No Picture)
Each PCB Assy must be checked by Check JIG Set before
assembly. (Especially, be careful Power PCB Assy which can
cause Damage to the PDP Module.)
assembly. (Especially, be careful Power PCB Assy which can
cause Damage to the PDP Module.)
<Fig. 1-1> Connection Diagram of Power Adjustment for
Measuring (Power Board): 42”
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ADJUSTMENT INSTRUCTIONS
8-3. Adjustment (42”)
(1) Va Adjustment
1) Connect + terminal of D.M.M to Va pin of P812 and
connect – terminal to GND pin of P812.
2) Adjust VR901 voltage to match that of the label on the
Top/Right of the panel. (Deviation : ±0.5V)
(2) Vs Adjustment
1) Connect + terminal of D.M.M to Vs pin of P812 and
connect – terminal to GND pin of P812.
2) Adjust VR951 voltage to match that of the label on the
Top/Right of the panel. (Deviation : ±0.5V)
8-4. Adjustment (50”)
(1) Va Adjustment
1) Connect + terminal of D.M.M to Va pin of P805 and
connect – terminal to GND pin of P805.
2) Adjust VR901 voltage to match that of the label on the
Top/Right of the panel. (Deviation : ±0.5V)
(2) Vs Adjustment
1) Connect + terminal of D.M.M to Vs pin of P805 and
connect – terminal to GND pin of P805.
2) Adjust VR951 voltage to match that of the label on the
Top/Right of the panel. (Deviation : ±0.5V)
8-5. Adjustment (60”)
(1) Va Adjustment
1) Connect + terminal of D.M.M to Va pin of P805 and
connect – terminal to GND pin of P805.
2) Adjust RV501 voltage to match that of the label on the
Top/Right of the panel. (Deviation : ±0.5V)
(2) Vs Adjustment
1) Connect + terminal of D.M.M to Vs pin of P805 and
connect – terminal to GND pin of P805.
2) Adjust RV401 voltage to match that of the label on the
Top/Right of the panel. (Deviation : ±0.5V)
9. EDID(The Extended Display
Identification Data)/DDC
(Display Data Channel) Download
(Display Data Channel) Download
This is the function that enables “Plug and Play".
9-1. HDMI EDID Data Input
(1) Required Test Equipment
1) PC, Jig for adjusting DDC. (PC serial to D-sub
Connection equipment)
2) S/W for writing DDC(EDID data write & read)
3) D-Sub cable
4) Jig for HDMI Cable connection
3) D-Sub cable
4) Jig for HDMI Cable connection
(2) Preparation for Adjustments &
Setting of Device
1) Set devices as below and turn on the PC and JIG.
2) Open S/W for writing DDC (EDID data write & read).
2) Open S/W for writing DDC (EDID data write & read).
(operated in DOS mode)
Vs AD
AD
Va
Vs
VR95
VR90
GND
Va
DMM
P805
GND
5V
-
+
P804
CN1
CN1
P800
P803
P802
1
1
1
<Fig. 1-2> Connection Diagram of Power Adjustment for
Measuring (Power Board): 50”
<Fig. 1-3> Connection Diagram of Power Adjustment for
Measuring (Power Board): 60”
PDP TV SET
(or Digital Board)
<Fig. 2>
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ADJUSTMENT INSTRUCTIONS
9-2. EDID DATA for PA-61B
:
EDID for HDMI-1 (DDC (Display Data Channel) Data)
EDID table =
EDID table =
0 1 2 3 4 5 6 7 8 9 A B C D E F
___________________________________________________
0 | 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01
10 | 00 10 01 03 80 73 41 96 0A CF 74 A3 57 4C B0 23
20 | 09 48 4C 2F CE 00 31 40 45 40 61 40 01 01 01 01
30 | 01 01 01 01 01 01 66 21 50 B0 51 00 1B 30 40 70
40 | 36 00 C4 8E 21 00 00 1E 0E 1F 00 80 51 00 1E 30
50 | 40 80 37 00 C4 8E 21 00 00 1C 00 00 00 FD 00 38
60 | 4B 1F 3C 09 00 0A 20 20 20 20 20 20 00 00 00 FC
70 | 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 99
0
1 2 3 4 5 6 7 8 9 A B C D E F
___________________________________________________
0 | 02 03 13 F1 44 84 05 03 02 23 15 07 50 65 03 0C
10 | 00 10 00 01 1D 00 72 51 D0 1E 20 6E 28 55 00 C4
20 | 8E 21 00 00 1E 01 1D 80 18 71 1C 16 20 58 2C 25
30 | 00 C4 8E 21 00 00 9E 8C 0A D0 8A 20 E0 2D 10 10
40 | 3E 96 00 C4 8E 21 00 00 18 8C 0A D0 8A 20 E0 2D
50 | 10 10 3E 96 00 13 8E 21 00 00 18 00 00 00 00 00
60 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ED
:
EDID for HDMI-2 (DDC (Display Data Channel) Data)
EDID table =
EDID table =
0
1 2 3 4 5 6 7 8 9 A B C D E F
___________________________________________________
0 | 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01
10 | 00 10 01 03 80 73 41 96 0A CF 74 A3 57 4C B0 23
20 | 09 48 4C 2F CE 00 31 40 45 40 61 40 01 01 01 01
30 | 01 01 01 01 01 01 66 21 50 B0 51 00 1B 30 40 70
40 | 36 00 C4 8E 21 00 00 1E 0E 1F 00 80 51 00 1E 30
50 | 40 80 37 00 C4 8E 21 00 00 1C 00 00 00 FC 00 4C
60 | 47 20 54 56 0A 20 20 20 20 20 20 20 00 00 00 FD
70 | 00 38 4B 1F 3C 09 00 0A 20 20 20 20 20 20 01 99
0 1 2 3 4 5 6 7 8 9 A B C D E F
___________________________________________________
0 | 02 03 13 F1 44 84 05 03 02 23 15 07 50 65 03 0C
10 | 00 20 00 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 C4
20 | 8E 21 00 00 18 8C 0A D0 8A 20 E0 2D 10 10 3E 96
30 | 00 13 8E 21 00 00 18 00 00 00 00 00 00 00 00 00
40 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
50 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7B
:
EDID DATA for RGB
EDID table =
EDID table =
0 1 2 3 4 5 6 7 8 9 A B C D E F
__________________________________________________
0 | 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01
10 | 00 10 01 03 18 73 41 96 0A CF 74 A3 57 4C B0 23
20 | 09 48 4C AF CE 00 01 01 01 01 01 01 01 01 01 01
30 | 01 01 01 01 01 01 66 21 50 B0 51 00 1B 30 40 70
40 | 36 00 C4 8E 21 00 00 1E 0E 1F 00 80 51 00 1E 30
50 | 40 80 37 00 C4 8E 21 00 00 1C 00 00 00 FD 00 38
60 | 4B 1F 3C 09 00 0A 20 20 20 20 20 20 00 00 00 FC
70 | 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 00 13
10. ADC-Set Adjustment
10-1. Synopsis
ADC-Set adjustment to set the black level and the Gain to
optimum.
optimum.
10-2. Test Equipment
Service R/C, 801GF(802B, 802F, 802R) or MSPG925FA
Pattern Generator
(720P The Horizontal 100% Color Bar Pattern adjust to within
0.7±0.1Vp-p)
Pattern Generator
(720P The Horizontal 100% Color Bar Pattern adjust to within
0.7±0.1Vp-p)
10-3. Adjustment
(1) ADC 480i Component1 Adjustment
Check the connection Component1 to the Test Equipment
(1) Select Component1 as the input with 100% Horizontal
Color Bar Pattern(HozTV31Bar) in 480i Mode and
select ‘Normal’ in screen.
select ‘Normal’ in screen.
(2) After receiving signal for at least 1 second, press the
ADJ Key on the Service R/C to enter the ‘Ez - Adjust’
and select the ‘4. ADC 480i Comp1’.
Pressing the Enter Key to adjust automatically.
and select the ‘4. ADC 480i Comp1’.
Pressing the Enter Key to adjust automatically.
(3) When the adjustment is over, 'ADC Component1
Success’ is displayed.
(4) If the adjustment has errors, 'ADC Configuration Error’
is displayed. And error massage(‘Component Not
Connection’ or ‘Change Format to 480i’ or ‘Check
Pattern of device’ ) is displayed for 1 second.
Connection’ or ‘Change Format to 480i’ or ‘Check
Pattern of device’ ) is displayed for 1 second.
<Fig. 3> Adjustment Pattern : 480i/1080i 60Hz HozTV31
Bar Pattern
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