DOWNLOAD LG 50PX1D-UC (CHASSIS:AF-05FC) Service Manual ↓ Size: 18.13 MB | Pages: 32 in PDF or view online for FREE

Model
50PX1D-UC (CHASSIS:AF-05FC)
Pages
32
Size
18.13 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50px1d-uc-chassis-af-05fc.pdf
Date

LG 50PX1D-UC (CHASSIS:AF-05FC) Service Manual ▷ View online

- 10 -
ADJUSTMENT INSTRUCTIONS
(4) Click the "OpenFile - Download" button from CP Data
Download, ‘select Private Key’ appears and click 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.
(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.  
5. Cable Operation Confirmation
(1) Confirm that the Cable Card is inserted in the slot.
(2) Enter the EZ adjust menu by pressing Adjust 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.
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)
- 11 -
ADJUSTMENT INSTRUCTIONS
6. POWER PCB Assy Voltage 
Adjustment 
(Va, Vs Voltage Adjustment)
6-1. Test Equipment :
D.M.M 1EA
6-2. Connection Diagram for Measuring
Refer to Fig 1.
6-3. Adjustment 
(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 RV601 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) 
7EDID(The Extended Display 
Identification Data)/DDC
(Display Data Channel) download
This is the function that enables “Plug and Play".
7-1. HDMI EDID Data Input
(1) Required Test Equipment
1) Jig for adjusting PC, 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
(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).
(operated in DOS mode)
7-2. EDID DATA for AF-05FC
:
EDID for HDMI 1 (DDC (Display Data Channel) Data)
EDID table =
0   1   2   3   4   5   6   7   8   9   A   B   C   D   E   F
__________________________________________________ 
00 |    00  FF  FF  FF  FF  FF  FF  00 1E  6D  01  00  01  01  01  01
10 |    00  0F  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  01  1D  00  72  51  D0  1E  20  6E  28
40 |    55  00  C4  8E  21  00  00  1E  01  1D  80  18  71  1C  16  20
50 |    58  2C  25  00  C4  8E  21  00  00  9E  00  00  00  FC  00 4C
60 |    47  2D  54  56  0A  20  20  20  20  20  20  20  00  00  00  FD
70 |    00  3B  3C  1F  2D  08  00  0A  20  20  20  20  20  20  01  77
80 |    02  03  15  F2  46  84  85  03  02  07  06  23  15  07  50  65
90 |    03  0C  00  10  00  8C  0A  D0  8A  20  E0  2D  10  10 3E  96
A0 |    00  C4  8E  21  00  00  18  8C  0A  D0  8A  20  E0  2D  10 10
B0 |    3E  96  00  13  8E  21  00  00  18  8C  0A  A0  14  51  F0 16
C0 |    00  26  7C  43  00  C4  8E  21  00  00  98  8C  0A  A0  14 51
D0 |    F0  16  00  26  7C  43  00  13  8E  21  00  00  98  00  00  00
E0 |    00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00
F0 |    00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  88
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.)
<Fig. 1>  Connection Diagram of Power Adjustment for the
Measuring (Power Board)
PDP TV SET
(or Digital Board)
<Fig. 2>
- 12 -
ADJUSTMENT INSTRUCTIONS
:
EDID DATA for RGB
EDID table =
00  01  02  03  04  05  06  07  08  09  0A  0B  0C  0D  0E  0F
__________________________________________________
00 | 00  FF  FF  FF  FF  FF  FF  00  1E  6D  01  01  01  01  01  01  
10 | 06  0D  01  03  18  5C  34  96  08  CF  72  A3  57  4C  B0  23  
20 | 09  45  5D  EF  CE  00  31  D9  31  59  45  59  01  01  01  01  
30 | 01  01  01  01  01  40  C3  1E  00  20  41  00  20  30  10  60  
40 | 13  00  98  08  32  00  00  18  00  00  00  FC  00  4C  47  20  
50 | 54  56  0A  20  20  20  20  20  20  20  00  00  00  FD  00  30  
60 | 4C  1E  64  0F  00  0A  20  20  20  20  20  20  00  00  00  00  
70 | 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  C5
8. AD9883A-Set Adjustment
8-1. Synopsis
AD9883A-Set adjustment to set the black level and the Gain
of optimum with an automatic movement from the analog =>
digital converter.
8-2. Test Equipment 
Service R/C, 801GF(802B, 802F, 802R) or MSPG925FA
Pattern Generator
(720P  The Horizontal 100% Color Bar Pattern output will be
possible and the output level will accurately have to be
adjusted to 0.7±0.1Vp-p)
8-3. Adjustment
(1) Select Component1 or Component2 as the input with
100% Horizontal Color Bar Pattern(HozTV31Bar) in 720p
Mode and select ‘Normal’ on 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 ‘3. AD9883A-Set’.
Pressing the Enter Key to adjust with automatic movement.  
(3) When the adjustment is over, 'AD9883A Component
Success’ is displayed. If the adjustment has errors,
'AD9883A Configuration Error’ is displayed.
(4) After the Component AD9883A adjustment is over, convert
the RGB-DTV Mode and display Pattern. 
When the adjustment is over, 'AD9883A RGB_DTV
Success’ is displayed. If the adjustment has errors,
'AD9883A Configuration Error’ is displayed.
(5) Readjust after confirming the case Pattern or adjustment
condition where the adjustment had errors. 
(6) After adjustment is complete, exit the adjustment mode by
pressing the ADJ KEY.
9. Adjustment of White Balance
9-1. Required Equipment
(1) Color analyzer (CA-100 or similar product)
(2) Automatic adjustor (with automatic adjustment hour
necessity and the RS-232C communication being possible)
(3)  Pattern Generator(MSPG-925FA): DVI Output
9-2.  Connection Diagram of Equipment 
for Measuring 
(Automatic Adjustment)
[
[
RS-232C Command
(Automatic Adjustment)
<Fig. 3>  Adjustment Pattern : 720P/60Hz HozTV31Bar Pattern
Full White Pattern
Digital RGB
PDP MONITOR
COLOR
ANALYZER
TYPE; CA-100
MSPG-925FA
<Fig. 4>  Connection Diagram of Automatic Adjustment
R Gain
G Gain
B Gain
R Cut
G Cut
B Cut
jg
jh
ji
Cool
ja
jb
jc
Med
RS-232C COMMAND
CENTER(DEFAULT)
jd
je
jf
00
00
00
ff
ff
ff
Warm
Min
Max
C0
91
4C
40
40
40
Cool
C0
B3
95
40
40
40
Med
C0
BD
B7
40
40
40
Warm
- 13 -
ADJUSTMENT INSTRUCTIONS
9-3. Adjustment of White Balance
O
Operate the Zero-calibration of the CA-100, then attach
sensor to PDP module surface when you adjust.
O
Manual adjustment is also possible by the following sequence.  
(1) Enter ‘Ez - Adjust’ by pressing ADJ KEY on the Service
Remote Control.
(2) Select "7. WHITE PATTERN" using CH +/- Key and HEAT
RUN at least 30 minutes by pressing the ENTER Key.
(3) Receive the Window pattern signal from Digital Pattern
Generator. (AV Input: connect the ‘HDMI’)
(4) After attaching sensor to center of screen, select ‘5. White-
Balance’ of ‘Ez - Adjust’ by pressing the ADJ KEY on the
Service R/C. Then enter adjustment mode by pressing the
Right KEY (
G
) .
(5) Adjust the Hight Light using G Gain/B Gain(Cool: 42”).
Adjust the Hight Light using R Gain/G Gain(Cool: 50”).
Adjust the Hight Light using G Gain/B Gain(Medium).
Adjust the Hight Light using G Gain/B Gain(Warm).
(6) Adjust using Volume +/- KEY.
After adjustment is complete, exit the adjustment mode by
pressing the ADJ KEY.
High Level: 216gray
[Cool]
X; 0.278±0.002   Y; 0.279±0.002
Color temperature: 11000°K±1000°K
[Medium]
X; 0.287±0.002   Y; 0.289±0.002
Color temperature: 9300°K±1000°K
[Warm]
X; 0.315±0.002   Y; 0.316±0.002
Color temperature: 6500°K±1000°K
10. Video(uPD)
10-1. Required Equipment
(1) Service R/C
(2) MSPG925FA Pattern Generator
(100% Color Bar Pattern output will be possible and the
output level will accurately have to be adjusted to
0.7±0.1Vp-p: Model #201(NTSC-M), Patter #32))
10-2. Adjustment
(1) After receive signal to Ant input, CVBS output of
MSPG925FA to Video and confirm the signal receiving.
(2) Enter the ‘EZ-ADJUST’ by pressing the ADJ Key on the
Service R/C.
(3) Select ‘3. Video(uPD)-Set’ and enter the adjustment mode
by pressing the right key(
G
).
(4) When enter the adjustment mode, displayed the TV 2CH
Screen automatic at picture and appear as below figure.
(5) When the automatic adjustment is over, 'RF Configuration
Success’ is displayed. If the adjustment has errors, 'Video
Configuration Error’ is displayed.
(6) After the RF signal automatic adjustment is over, convert
the Video Mode as below figure and adjust with automatic
movement the Video Mode. 
When the automatic adjustment is over, 'Video
Configuration Success’ is displayed. If the adjustment has
errors, 'Video Configuration Error’ is displayed.
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