LG 55LM9600 (CHASSIS:LT23E) Service Manual ▷ View online
- 6 -
5. External Input Support Format
5.1. Component(Y, Pb, Pr)
5.2. RGB Input ( PC )
No.
Resolution
H-freq(kHz)
V-freq(Hz)
Remark
1.
720*480i
15.73
59.94
13.500
SDTV, DVD 480I(525I)
2
720*480i
15.73
60.00
13.514
SDTV, DVD 480I(525I)
3.
720*576i
15.625
50.00
13.500
SDTV, DVD 576I(625I) 50Hz
4
720*480p
31.47
59.94
27.000
SDTV 480P
5
720*480p
31.50
60.00
27.027
SDTV 480P
6
720*576p
31.25
50.00
27.000
SDTV 576P 50Hz
7
1280*720
44.96
59.94
74.176
HDTV 720P
8
1280*720
45.00
60.00
74.250
HDTV 720P
9
1280*720
37.50
50.00
74.25
HDTV 720P 50Hz
10
1920*1080
28.125
50.00
74.250
HDTV 1080I 50Hz,
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
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
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock (MHz)
Proposed
Remark
1
640*350
31.468
70.09
25.174
EGA
For only DOS mode
2
720*400
31.469
70.08
28.321
DOS
For only DOS mode
3
640*480
31.469
59.94
25.17
VESA(VGA)
Input 848*480 60Hz,
852*480 60Hz
=> 640*480 60Hz Display
4
800*600
37.879
60.31
40.00
VESA(SVGA)
5.
1024*768
48.363
60.00
65.00
VESA(XGA)
6.
1152*864
54.348
60.053
80.00
VESA(XGA Plus)
7.
1360*768
47.712
60.015
85.50
VESA(WXGA)
FHD Only
8.
1920*1080
67.5
60.00
148.5
VESA(WUXGA)
- 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
Single Frame Sequential
8
1920*1080
56.25
50
148.5
HDTV 1080P
Side by Side, Top & Bottom, Checkerboard
Single Frame Sequential
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.
Click on the first or last page to see other 55LM9600 (CHASSIS:LT23E) service manuals if exist.