DOWNLOAD LG 55LN57XX / 55LN5758 / 55LN575S / 55LN575V (CHASSIS:LD33B) Service Manual ↓ Size: 11.69 MB | Pages: 127 in PDF or view online for FREE

Model
55LN57XX 55LN5758 55LN575S 55LN575V (CHASSIS:LD33B)
Pages
127
Size
11.69 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
55ln57xx-55ln5758-55ln575s-55ln575v-chassis-ld33b.pdf
Date

LG 55LN57XX / 55LN5758 / 55LN575S / 55LN575V (CHASSIS:LD33B) Service Manual ▷ View online

- 7 -
No.
Item
Specification
Remarks
2
Broadcasting system
1) PAL-BG
2) PAL-DK
3) PAL-I/I’
4) SECAM-L/L', DK , BG, I
5) DVB-T
6) DVB-C
7) DVB-T2
8) DVB-S/S2
Model : *L*V*-Z* (T2 only Model)
DVB-S: Satellite
3
Program coverage
1 ) Digital TV
- VHF, UHF
- C-Band,Ku-Band
2) Analogue TV
- VHF : E2 to E12
- UHF : E21 to E69
- CATV : S1 to S20
- HYPER : S21 to S47
4
Receiving system
Analog : Upper Heterodyne
Digital : COFDM, QAM
► DVB-T
- Guard Interval(Bitrate_Mbit/s)
  1/4, 1/8, 1/16, 1/32
- Modulation : Code Rate
  QPSK    :  1/2, 2/3, 3/4, 5/6, 7/8
  16-QAM  :  1/2, 2/3, 3/4, 5/6, 7/8
  64-QAM  :  1/2, 2/3, 3/4, 5/6, 7/8
► DVB-T2 (Model : *L*V*-Z* (T2 only Model))
- Guard Interval(Bitrate_Mbit/s)
  1/4, 1/8, 1/16, 1/32, 1/128, 19/128, 19/256,
- Modulation : Code Rate
  QPSK    : 1/2, 2/5, 2/3, 3/4, 5/6
  16-QAM  : 1/2, 2/5, 2/3, 3/4, 5/6
  64-QAM  : 1/2, 2/5, 2/3, 3/4, 5/6
  256-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
► DVB-C
- Symbolrate : 4.0Msymbols/s to 7.2Msymbols/s
- Modulation : 16QAM, 64-QAM, 128-QAM and 256-QAM
► DVB-S/S2
- symbolrate
  DVB-S2 (8PSK / QPSK) : 2 ~ 45Msymbol/s
  DVB-S  (QPSK) : 2 ~ 45Msymbol/s
- viterbi
  DVB-S mode  : 1/2, 2/3, 3/4, 5/6, 7/8
  DVB-S2 mode : 1/2, 2/3, 3/4, 3/5, 4/5, 5/6, 8/9, 9/10 
5
Scart (1EA)
PAL, SECAM
Scart 1 Jack is Full scart and support ATV/DTV-OUT
(not support DTV Auto AV)
6
Video Input RCA(1EA)
PAL, SECAM, NTSC
4 System : PAL, SECAM, NTSC, PAL60
Common port
7
Head phone out
Antenna, AV1, AV2, Component, HDMI1, 
HDMI2, HDMI3, USB1, USB2, USB3 
8
Component Input (1EA) Y/Cb/Cr
Y/Pb/Pr
Hybrid Type
9
HDMI Input (3EA)
HDMI1-DTV
HDMI2-DTV
HDMI3-DTV
HDMI1: PC support(HDMI version 1.3)
Support HDCP
10 Audio Input (3EA)
DVI Audio
Component/AV2
AV1
L/R Input.
11 SDPIF out (1EA)
SPDIF out
12 USB (1EA)
EMF, DivX HD, For SVC (download)
JPEG, MP3, DivX HD
13 Ethernet Connect(1EA) Ethernet Connect
- 8 -
5. Component Video Input (Y, P
b
, P
r
)
No.
Resolution
H-freq(kHz)
V-freq(Hz)
Pixel clock
1.
720×480
15.73
60.00
SDTV, DVD 480i
2.
720×480
15.63
59.94
SDTV, DVD 480i
3.
720×480
31.47
59.94
480p
4.
720×480
31.50
60.00
480p
5.
720×576
15.625
50.00
SDTV 576i
6.
720×576
31.25
50.00
SDTV 576p
7.
1280×720
45.00
50.00
HDTV 720p
8.
1280×720
44.96
59.94
HDTV 720p
9.
1280×720
45.00
60.00
HDTV 720p
10.
1920×1080
31.25
50.00
HDTV 1080i
11.
1920×1080
33.75
60.00
HDTV 1080i
12.
1920×1080
33.72
59.94
HDTV 1080i
13.
1920×1080
56.250
50
HDTV 1080p
14.
1920×1080
67.5
60
HDTV 1080p
- 9 -
6.2. PC mode
No.
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
1
640 x 350 @70Hz
31.468
70.09
EGA
2
720 x 400 @70Hz
31.469
70.08
DOS
3
640 x 480 @60Hz
31.469
59.94
VESA(VGA)
4
800 x 600 @60Hz
37.879
60.31
VESA(SVGA)
5
1024 x 768 @60Hz
48.363
60.00
VESA(XGA)
6
1152 x 864 @60Hz
54.348
60.053
VESA
7
1280 x 1024 @60Hz
63.981
60.020
VESA(SXGA)
8
1360 x 768 @60Hz
47.712
60.015
VESA(WXGA)
9
1920 x 1080 @60Hz
67.5
60.00
WUXGA(Reduced Blanking)
10.
1920*1080
25
HDTV 1080P
11.
1920*1080
33.716 / 33.75
29.976 / 30.00
HDTV 1080P
12.
1920*1080
56.250
50
HDTV 1080P
13.
1920*1080
67.43 / 67.5
59.94 / 60
HDTV 1080P
6. HDMI Input
6.1. DTV mode
No.
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
1.
640*480
31.469 / 31.5
59.94/60
SDTV 480P
2.
720*480
31.469 / 31.5
59.94 / 60
SDTV 480P
3.
720*576
31.25
50
SDTV 576P
4.
720*576
15.625
50
SDTV 576I
5.
1280*720
37.500
50
HDTV 720P
6.
1280*720
44.96 / 45
59.94 / 60
HDTV 720P
7.
1920*1080
33.72 / 33.75
59.94 / 60
HDTV 1080I
8.
1920*1080
28.125
50.00
HDTV 1080I
9.
1920*1080
26.97 / 27
23.97 / 24
HDTV 1080P
10.
1920*1080
25
HDTV 1080P
11.
1920*1080
33.716 / 33.75
29.976 / 30.00
HDTV 1080P
12.
1920*1080
56.250
50
HDTV 1080P
13.
1920*1080
67.43 / 67.5
59.94 / 60
HDTV 1080P
- 10 -
No.
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
VIC
3D input proposed mode
Proposed
1
640*480
31.469 / 31.5
59.94/ 60
25.125
1
Top-and-Bottom
Side-by-side(half)
Secondary(SDTV 480P)
Secondary(SDTV 480P)
2
62.938/63
59.94/ 60
50.35/50.4
1
Frame packing
Line alternative
Secondary(SDTV 480P)
(SDTV 480P)
3
31.469 / 31.5
59.94/ 60
50.35/50.4
1
Side-by-side(Full)
(SDTV 480P)
4
720*480
31.469 / 31.5
59.94 / 60
27.00/27.03
2,3
Top-and-Bottom
Side-by-side(half)
Secondary(SDTV 480P)
Secondary(SDTV 480P)
5
62.938/63
59.94 / 60
54/54.06
2,3
Frame packing
Line alternative
Secondary(SDTV 480P)
(SDTV 480P)
6
31.469 / 31.5
59.94 / 60
54/54.06
2,3
Side-by-side(Full)
(SDTV 480P)
7
720*576
31.25
50
27
17,18
Top-and-Bottom
Side-by-side(half)
Secondary(SDTV 576P)
Secondary(SDTV 576P)
8
62.5
50
54
17,18
Frame packing
Line alternative
Secondary(SDTV 576P)
(SDTV 576P)
9
31.25
50
54
17,18
Side-by-side(Full)
(SDTV 576P)
10
720*576
15.625
50
27
21
Top-and-Bottom
Side-by-side(half)
Secondary(SDTV 576I)
Secondary(SDTV 576I)
11
31.25
50
54
21
Frame packing
Field alternative
Secondary(SDTV 576I)
(SDTV 576I)
12
15.625
50
54
21
Side-by-side(Full)
(SDTV 576I) 
13
1280*720
37.500
50
74.25
19
Top-and-Bottom
Side-by-side(half)
Primary(HDTV 720P)
Primary(HDTV 720P)
14
75
50
148.5
19
Frame packing
Line alternative
Primary(HDTV 720P)
(HDTV 720P)
15
37.500
50
148.5
19
Side-by-side(Full)
 (HDTV 720P)
16
44.96 / 45
59.94 / 60
74.18/74.25
4
Top-and-Bottom
Side-by-side(half)
Primary(HDTV 720P)
Primary(HDTV 720P)
17
89.91/90
59.94 / 60
148.35/148.5
4
Frame packing
Line alternative
Primary(HDTV 720P)
(HDTV 720P)
18
44.96 / 45
59.94 / 60
148.35/148.5
4
Side-by-side(Full)
 (HDTV 720P)
19
1920*1080
33.72 / 33.75
59.94 / 60
74.18/74.25
5
Top-and-Bottom
Side-by-side(half)
Secondary(HDTV 1080I)
Primary(HDTV 1080I)
20
67.432 / 67.50
59.94 / 60
148.35/148.5
5
Frame packing
Field alternative
Primary(HDTV 1080I)
(HDTV 1080I)
21
33.72 / 33.75
59.94 / 60
148.35/148.5
5
Side-by-side(Full)
 (HDTV 1080I)
22
28.125
50.00
74.25
20
Top-and-Bottom
Side-by-side(half)
Secondary(HDTV 1080I)
Primary(HDTV 1080I)
23
56.25
50.00
148.5
20
Frame packing
Field alternative
Primary(HDTV 1080I)
(HDTV 1080I)
24
28.125
50.00
148.5
20
Side-by-side(Full)
(HDTV 1080I)
25
1920*1080
26.97 / 27
23.97 / 24
74.18/74.25
32
Top-and-Bottom
Side-by-side(half)
Primary(HDTV 1080P)
Primary(HDTV 1080P)
26
43.94/54
23.97 / 24
148.35/148.5
32
Frame packing
Line alternative
Primary(HDTV 1080P)
(HDTV 1080P)
27
26.97 / 27
23.97 / 24
148.35/148.5
32
Side-by-side(Full)
(HDTV 1080P)
28
28.125
25
74.25
33
Top-and-Bottom
Side-by-side(half)
Secondary(HDTV 1080P)
Secondary(HDTV 1080P)
29
56.24
25
148.5
33
Frame packing
Line alternative
Secondary(HDTV 1080P)
(HDTV 1080P)
30
28.12
25
148.5
33
Side-by-side(Full)
 (HDTV 1080P)
31
33.716 / 33.75
29.976 / 30.00
74.18/74.25
34
Top-and-Bottom
Side-by-side(half)
 Primary(HDTV 1080P)
Secondary(HDTV 1080P)
32
67.432 / 67.5
29.976 / 30.00
148.35/148.5
34
Frame packing
Line alternative
Primary(HDTV 1080P)
(HDTV 1080P)
33
33.716 / 33.75
29.976 / 30.00
148.35/148.5
34
Side-by-side(Full)
 (HDTV 1080P)
34
56.250
50
148.5
31
Top-and-Bottom
Side-by-side(half)
Primary(HDTV 1080P)
Secondary(HDTV 1080P)
35
67.43 / 67.5
59.94 / 60
148.35/148.50
16
Top-and-Bottom
Side-by-side(half)
Primary(HDTV 1080P)
Secondary(HDTV 1080P)
7. 3D Mode
7.1. HDMI 1.4b (3D supported mode automatically)
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