DOWNLOAD LG 50PT250R-MB (CHASSIS:PP11K) Service Manual ↓ Size: 8.96 MB | Pages: 33 in PDF or view online for FREE

Model
50PT250R-MB (CHASSIS:PP11K)
Pages
33
Size
8.96 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pt250r-mb-chassis-pp11k.pdf
Date

LG 50PT250R-MB (CHASSIS:PP11K) Service Manual ▷ View online

- 9 -
<NON-EU AREA>
5-1. EDID Data
O
WXGA EDID DATA ( 50 inch)
<Analog(RGB) : 128bytes>
<HDMI 1 : 256bytes>
HDMI 2 : 256bytes>
<HDMI 3 : 256bytes> SIDE HDMI(HDMI 3)
6. HDCP(High-Bandwidth Digital 
Contents Protection) Download
HDCP download process is deleted in PP01A/B/C Chassis
In  PP01A/B/C  Chassis,  it  is  usi g  the  EEPROM  masking
HDCP Key
7. Manual ADC Adjustment 
(Component 1, RGB) 
Caution
- Do not connect external input cable
- Adjustment result is applied to SET On/Off later.
* Adjustment is done using internal ADC, so input signal is not
necessary.
NO
Item
Condition
Hex Data
1
Manufacturer ID
GSM
1E6D
2
Version
Digital : 1
01
3
Revision
Digital : 3
03
Inch
50PT250R-MA
Tool option
2
INCH
50
TOOL
PT250R
SIDE AV
1
HDMI
2
Side HDMI
1
COMP2
1
RGB
1
RS232C
1
Local Key
LED TYPE
USB TYPE
2
RF input
NO SIGNAL or White noise
AV / Component / RGB input
NO SIGNAL
- 10 -
7-1. COMPONENT input ADC (SD / HD), 
RGB input ADC
(1) Press  ADJ  key  on  R/C  for  adjustment.  Need  not  convert
input mode.
(2) Enter Password number. The value of Password is “0 0 0
0”.
(3) Select “0. ADC calibration” by using 
D
/
E
(CH +/-) and press
ENTER(
V
).
(4) Start  ADC  adjustment  by  using 
F
/
G
(VOL  +/-)  or  press
ENTER(
V
).
(5) Both  component  and  RGB  ADC  adjustment  are  executed
automatically 
When ADC adjustment is finished, this OSD appear.
Notice : After All mode check, set the Speaker Volume “0”.
Caution : Don’t Press the Power Key on Remote Controller.
Just AC Power Off. ( Not DC off )
Notice : From this sentence, All working is mass production.
8. POWER PCB Assy Voltage
Adjustment
(Vs voltage Adjustment)
8-1. Test Equipment:
D.M.M 1EA
8-2. Connection Diagram for Measuring
Refer to (Fig. 4)
8-3. Adjustment Method 
(1) 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)
(2) 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 ; ± 0.5 V)
8-4. Adjustment of Area option.
(1) Area Option Adjustment following BOM 
(Including SKD models )
Tool Option
Area Option
Option 1
Option 2
Option 3 ( Available for EU & Non EU model )
* Profile : Must  be  changed  the  option  value  because  being
different with some setting value depend on module,
inch and market
* Equipment : Adjustment Remote Controller
1) Push the IN-START key in the Adjust R/C.
2) Enter Password number. The value of Password is “0 0
0 0”.
3) Input the Area Option Number that was specified in the
BOM, into the Shipping area.
4) Select  “Area  Option”  by  using 
D
/
E
(CH+/-)  key,  and
press the number key(0~9) consecutively
ex) If  the  value  of  Area  Option  40,  input  the  data  using
number key “40” (Fig. 3)
Caution: 
- Although  it  is  SKD  model,  adjust  area  option  in  SET
assemmbly process.
- Don’t  Push  “IN-STOP”  key  after  PCB  assembly
adjustment.
9. Adjustment of White Balance
9-1. Required Equipment
(1) Remote controller for adjustment 
(2) Color  Analyzer  (  CS-1000,  CA-100,100+,CA-210  or  same
produc : CH 10 (PDP) 
lease  adjust  CA-210,  CA-100+  by  CS-1000  before
measuring
(3) Auto W/B adjustment instrument(only for Auto adjustment)
(Fig. 4)
..
- 11 -
9-2. AUTO White Balance Process.
Before Adjust of White Balance, Please press  POWER ONLY
key
Adjust Process will start by execute RS232C Command.
O
CS-1000/CA-100+/CA-210(CH  10)  White  balance  adjustment
coordinates and color temperature.
9-3. Manual  W/B  process  (using  adjusts
Remote control)
(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 ->
on.
(4) Enter  “W/B  ADJUST”  by  pushing  “
G
”  key  at  “3.  W/B
ADJUST”. 
(5) Adjust W/B DATA, for all CSM, choose ‘COPY ALL’
* Gain  Max  Value  is  192.  So,  Never  make  any  Gain  Value
over  192  and  please  fix  one  Value  on  192,  between  R,  G
and B.
* Auto-control interface and directions
(1) Adjust  in  the  place  where  the  influx  of  light  like  floodlight
around is blocked.  (Illumination is less than 10ux).
(2) Measure and adjust after sticking the Color Analyzer (CA-
100+, CA210 ) to the side of the module. 
(3) Aging time  
After  aging  start,  keep  the  Power  on  (no  suspension  of
power supply) and heat-run over 5 minutes 
* Above  optical  characteristics  are  should  be  measured  by
following condition.
O
DDC Adjustment Command Set 
10. Default  Value  in  Adjustment
mode
10-1. White Balance
(Default values maybe modified the module condition)
10-2. System control condition
1. AC on time on only one after assembled automatically
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
Min
Tpy
Max
R-GAIN
0
192
192
G-GAIN
0
192
192
B-GAIN
0
192
192
Measured Mode
Picture Mode
Vivid
Fresh Contrast
Off
Fresh Color
Off
Smart Power Saving
Off
Adjustment
Adjustment
Adjustment
- 12 -
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