DOWNLOAD LG 47LM8600 (CHASSIS:LT23E) Service Manual ↓ Size: 7.07 MB | Pages: 62 in PDF or view online for FREE

Model
47LM8600 (CHASSIS:LT23E)
Pages
62
Size
7.07 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
47lm8600-chassis-lt23e.pdf
Date

LG 47LM8600 (CHASSIS:LT23E) Service Manual ▷ View online

- 7 -
5.3. HDMI input
5.3.1. DTV mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remarks
1
640*350
31.468
70.09
25.17
EGA
2
720*400
31.469
70.08
28.32
DOS
3
640*480
31.469
59.94
25.17
VESA(VGA)
4
800*600
37.879
60.31
40
VESA(SVGA)
5
1024*768
48.363
60.00
65
VESA(XGA)
6
1152*864
54.348
60.053
80.00
VESA
7
1280*1024
63.981
60.020
108.00
SXGA
8
1360*768
47.712
60.015
84.75
VESA(WXGA)
9
1920*1080
67.5
60.00
148.5
WUXGA
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remarks
1
720*480
15.73
59.94
13.500
SDTV, DVD 480I(525I)
Spec. out but display
2
720*480
15.75
60.00
13.514
SDTV, DVD 480I(525I)
3
720*576
15.625
50.00
13.500
SDTV, DVD 576I(625I) 50Hz
4
720*480
31.47
59.94
27
SDTV 480P
5
720*480
31.5
60.00
27.027
SDTV 480P
6
720*576
31.25
50.00
27
SDTV 576P
7
1280*720
44.96
59.94
74.176
HDTV 720P
 
8
1280*720
45
60.00
74.25
HDTV 720P
9
1280*720
37.5
50.00
74.25
HDTV 720P
10
1920*1080
28.125
50.00
74.25
HDTV 1080I 
11
1920*1080
33.72
59.94
74.176
HDTV 1080I
12
1920*1080
33.75
60.00
74.25
HDTV 1080I
13
1920*1080
26.97
23.976
63.296
HDTV 1080P
14
1920*1080
27.00
24.000
63.36
HDTV 1080P
15
1920*1080
33.71
29.97
79.120
HDTV 1080P
16
1920*1080
33.75
30.00
79.20
HDTV 1080P
17
1920*1080
56.25
50.00
148.5
HDTV 1080P 
18
1920*1080
67.432
59.94
148.350
HDTV 1080P
19
1920*1080
67.5
60.00
148.5
HDTV 1080P
5.3.2. PC mode
- 8 -
5.3.3. 3D mode
No.
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock(MHz)
Proposed
Remarks
*** HDMI 1.4
1
1280*720
75
50
148.5
HDTV 720P
Frame packing
2
1280*720
37.5
50
74.25
HDTV 720P
Side by Side(half), Top and Bottom
3.
1280*720
89.9
59.94
148.35
HDTV 720P
Frame packing
90
60
148.5
4
1280*720
45
60
74.25
HDTV 720P
Side by Side(half), Top and Bottom
5
1920*1080
53.95
23.95
148.35
HDTV 1080P
Frame packing
54
24
148.5
6
1920*1080
27
24
74.25
HDTV 108 0P
Side by Side(half), Top and Bottom
7
1920*1080
33.7
30
89.1
HDTV 1080P
Side by Side(half), Top and Bottom
8
1920*1080
67.5
60
148.5
HDTV 1080P
Side by Side(half), Top and bottom
9
1920*1080
56.25
50
148.5
HDTV 1080P
Side by Side(half), Top and bottom,
10
1920*1080
33.7
60
74.25
HDTV 1080i
Side by Side(half), Top and Bottom
11
1920*1080
28.1
50
74.25
HDTV 1080i
Side by Side(half), Top and Bottom
*** HDMI 1.3
1
1280*720
45.00
60.00
74.25
HDTV 720P
Side by Side, Top & Bottom
2
1280*720
37.500
50
74.25
HDTV 720P
Side by Side, Top & Bottom
3
1920*1080
33.75
60.00
74.25
HDTV 1080I
Side by Side, Top & Bottom
4
1920*1080
28.125
50.00
74.25
HDTV 1080I
Side by Side, Top & Bottom
5
1920*1080
27.00
24.00
74.25
HDTV 1080P
Side by Side, Top & Bottom, Checkerboard
6
1920*1080
33.75
30.00
74.25
HDTV 1080P
Side by Side, Top & Bottom, Checkerboard
7
1920*1080
67.50
60.00
148.5
HDTV 1080P
Side by Side, Top & Bottom, Checkerboard
Single Frame Sequential
8
1920*1080
56.25
50
148.5
HDTV 1080P
Side by Side, Top & Bottom, Checkerboard
Single Frame Sequential
- 9 -
ADJUSTMENT INSTRUCTION
1. Application Range
This  spec.  sheet  is  applied  all  of    47”/55”  LCD  TV,  LT23E 
chassis by manufacturing LG TV Plant all over the world
2. Specification
(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..
(2) Adjustment must be done in the correct order
(3)  The adjustment must be performed in the circumstance of 
25  ºC  ±5  ºC  of  temperature  and  65±10%  of  relative 
humidity if there is no specific designation.
(4)  The  input  voltage  of  the  receiver  must  keep  100~220V, 
50/60Hz
(5)  Before adjustment, execute Heat-Run for 5 minutes at RF 
no signal.
 
3. Adjustment items
3.1. PCB assembly adjustment items
(1) MAC Address, ESN Key and Wide-vine Key D/L
(2) LAN Test( Ping-Test )
(3) Main S/W program download : Using USB Memory stick
(4) Input Tool - Option
(5)  Download EDID : EDID data are automatically downloaded 
when adjusting the Tool Option.
(6) ADC Calibration – RGB & Component
(7) Check SW Version
3.2. SET assembly adjustment items
(1) Input Area option.
(2) Adjustment of White Balance : Auto
(3) Adjustment of White Balance : Manual
(4) Intelligent Sensor Inspection Guide
(5) LAN Inspection Guide
(6) Widevine Key Inspection Guide
(7) Model name & Serial number D/L
(8) Wi-Fi MAC Address Check 
(9) Local Dimming Inspection Guide 
(10) Preset CH information
(12) Motion Remote controller Inspection
(13) 3D Function test
(14) Outgoing Condition Configuration 
(15) Sound spec 
(16) Factoring Option Data input.
4. PCB assembly adjustment method
4.1.  MAC Address, ESN Key and Wide-vine 
Key Download
■ D/L Program : keydownload.exe
4.1.1. Equipment & Condition
1) Play file: keydownload.exe
2) Key Write: Com 1,2,3,4 and 115200 (Baudrate)
3) Barcode: Com 1,2,3,4 and 9600 (Baudrate)
4.1.2. Download Process 
          (12Y LCD TV + MAC + WIDEVINE + ESN)
1) Execute “keydownload.exe” on PC
2) Select the download items.
3) Mode check: Online only
4) Check the test process
-   DETECT  ->  MAC_WRITE  ->  ESN_WRITE  ->  WIDEVINE_
WRITE
5) Play: START
6) Check of result: Ready, Test, OK or NG
4.1.3. Inspection 
INSTART menu, check these keys.
- 10 -
4.2. PING Test(LAN Operating Test)  
4.2.1. Check PCBA
1)  Connect LAN to PCBA& Power On.(Default IP can be set to 
automatic setting. When power ON, IP can be Automatically 
be achieved from the router)
2) Push ADJ key on Adjust remote-controller.
3) Enter “13. ACAP PING TEST” & check Network
4.2.2. Check Set
1)  Connect  TV-Set  &  PC  with  Cross  LAN  cable.(PC  IP  : 
12.12.2.3)
2)  Execute  “PINT  Test  program”,  Check  setting  data  of 
program. (TV-Set IP : 12.12.2.2)
3) Push Power Only key on Adjust remote-controlle.
4) Click “RUN”, Check “OK” or  “NG” 
4.3. Main S/W program download
4.3.1. Using the Memory Stick
** USB DOWNLOAD : Service Mode
1) Insert the USB memory Stick to the USB port 
2) Automatically detect the SW Version.
    -> S/W download process is executed automatically.
3) Show the message “Copy the file from the Memory”
4) After Finished the Download, Automatically DC Off -> On
5)  If  the TV  IS Turn  On,  Check  the  updated  SW  Version  and 
Tool Option.
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