DOWNLOAD LG 42PQ301R-ZB (CHASSIS:PP91B) Service Manual ↓ Size: 11.25 MB | Pages: 70 in PDF or view online for FREE

Model
42PQ301R-ZB (CHASSIS:PP91B)
Pages
70
Size
11.25 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
42pq301r-zb-chassis-pp91b.pdf
Date

LG 42PQ301R-ZB (CHASSIS:PP91B) Service Manual ▷ View online

2) Click the connect button and confirm “Dialog Box”.
3) Click the Config button and Change speed
E2PROM Device setting : over the 350Khz
4) Read and write bin file
Click “(1)Read” tab, and then load download file(XXXX.bin)
by clicking “Read”.
5) Click “Auto(2)” tab and set as below
6) Click “Run(3)”.
7) After downloading, check “OK(4)” message. 
3-6. Download Method (By using USB 
Memory Stick) 
[Caution]
- Using ‘power on’ button of the control R/C, power on TV.
-  USB  file  (EPK)  version  must  be  bigger  than  downloaded
version of main B/D.
(1) Using ‘Power ON’ button of the control R/C, Power on TV.
(2) Insert the USB memory stick to the SET.
(3)  Display  USB  loding  message  then,  push  the  ‘Exit’  Key  of
control R/C
(4)  Push  the  ‘MENU’  Key  and  move  the  cusor  ‘OPTION’  of
OSD ( Fig. 1)
*  Caution:  Don’t  push  the  ‘OK’  key.Just  cusor  is  on  the
‘OPTION’ menu.
(5) Push the “7” key of control R/C continuously.
Then, Display “TV Software Update” Pop-up menu. (Fig. 2)
- 9 -
( Fig. 1)
( Fig. 2)
(6) Select SW file (XXXX.bin) you want, push the “OK” Key.
(7) S/W download process is excuted automatically.
4. PCB Assembly Adjustment Method
4-1. Option Adjustment Following BOM 
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  Option  Number  that  was  specified  in  the  BOM,
into the Shipping area.
(4)  Select  “Tool  Option/  Area  Option”  by  using 
D
/
E
(CH+/-)
key, and press the number key(0~9) consecutively
ex)  If  the  value  of  Tool  Option1  is  4,  input  the  data  using
number key “4” (Fig. 3)
Caution:  Don’t  Push  “IN-STOP”  key  after  PCB  assembly
adjustment.
(5) EDID D/L Method
After  software  D/L  or  PCBA  manufacturing,  you  can
download EDID Data.
When  you  adjust  Tool  Option,  H6  Model  EDID  download
process is executed automatically
* If the model don’t have HDMI 3, HDMI 3 will be disappeared
at OSD Window.
Caution: When you adjust tool option, don’t connect HDMI or D-
sub cable. 
If  you  connect  some  cable,  EDID  D/L  process  will  be
failed. 
(6) Adjustment method    
Before PCBA check, have to change the Tool option and Area
option  
[ About PDP
After  done  all  adjustments,  Press  IN-START  button  and
compare Tool option and Area option value with its BOM, if it
is  correctly  same  then  Change  “RF  mode”  and  then  unplug
the AC cable.
If it is not same, then correct it same with BOM and unplug AC
cable. 
For correct it to the model’s module from factory JIG model.
[ Don’t push The IN-STOP KEY after completing the function
inspection.
- 10 -
..
3.09
5
..
MODEL : XXXXXX     Module : XXXX
S/W Ver. : X.XX          ROM : XXXXXXX
UTT                X           Temp : xxxxx : Celsius
ADC CAL.
RGB :VV
    OK  
Component SDV
    OK 
Component HDV
    OK 
EDID    RGB(OK)  HDMI1(NG)  HDMI2(NG)  HDMI3(NG)
Tool OptionV    V
   
4
Area OptionV   V
  40V
Option 1V
                      17
Option 2V
                      40
..
MODEL : XXXXXX     Module : XXXX
S/W Ver. : X.XX          ROM : XXXXXXX
UTT                X           Temp : xxxxx : Celsius
ADC CAL.
RGB :VV
    OK  
Component SDV
    OK 
Component HDV
    OK 
EDID    RGB(OK)  HDMI1(OK)  HDMI2(OK)  HDMI3(OK)
Tool OptionV    V
   
4
Area OptionV   V
  40V
Option 1V
                      17
Option 2V
                      40
( Fig. 3)
5. EDID(The Extended Display
Identification Data)  
Originally  H6(PP91A/B)  Model  EDID  download  process  is
executed when you adjust Tool Option.
[ Caution
- Use the proper signal cable for EDID Download
- Never connect HDMI & D-SUB Cable at the same time.
- Use the proper cables below for EDID Writing
5-1. Profile:
To be possible for plug and play
5-2. 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
15Pin cable, DVI to HDMI cable.
5-3. Connection Structure
Caution: Never connect HDMI & D-SUB Cable at the same time. 
5-4. EDID Data 
O
WXGA EDID DATA(50inch)
<Analog(RGB) : 128bytes>
<HDMI 1 : 256bytes>
<HDMI 2 : 256bytes>
<HDMI 3 : 256bytes> SIDE HDMI(HDMI 3) is adjusted above 
60Tool model
O
XGA EDID DATA(42inch)
<Analog(RGB) : 128bytes>
- 11 -
Connection Diagram of EDID
<HDMI 1 : 256bytes>
<HDMI 2 : 256bytes>
<HDMI 3 : 256bytes> SIDE HDMI(HDMI 3) is adjusted above 
60Tool model
6. HDCP(High-Bandwidth Digital 
Contents Protection) Download
HDCP download process is deleted in H6 models
In H6 models, it is usimg 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.
7-1. COMPONENT ADC (SD / HD) 
(1) Convert to Component1 input source.
(2) Press ADJ key on R/C for adjustment.
(3) Enter Password number. The value of Password is “0 0 0
0”.
(4) Select “0. ADC calibration” by using 
D
/
E
(CH +/-) and press
ENTER(
V
).
(5)  Start  ADC  adjustment  by  using 
F
/
G
(VOL  +/-)  or  press
ENTER(
V
).
(6) ADC adjustment is executed automatically .
When ADC adjustment is finished, this OSD appear.
7-2. RGB input ADC
Auto RGB Gain/Offset Adjustment
(1) Convert to PC in Input-source
(2) Press ADJ key on R/C for adjustment.
(3) Enter Password number. The value of Password is “0 0 0
0”.
(4) Select “0. ADC calibration” by using 
D
/
E
(CH +/-) and press
ENTER(
V
).
(5)  Start  ADC  adjustment  by  using 
F
/
G
(VOL  +/-)  or  press
ENTER(
V
).
(6) ADC adjustment is executed automatically .
When ADC adjustment is finished, this OSD appear.
Notice : After All mode check, set the Speaker Volume “0”.
- 12 -
RF input
NO SIGNAL or White noise
AV / Component / RGB input
NO SIGNAL
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