LG 42LA6500 (CHASSIS:LB33B) Service Manual ▷ View online
LGE TV Division LG()
Establish : 12.7.6. 65
Reform : 12.10.15 114
Reform : 12.10.15 114
LG 전자
LC33B Product Specification
10. Power
No
Item
Min
Typ
Max
Unit
Measurement
Result
Remarks
1.
AC Power Shut Down Voltage
90
264
Vac
2
DC Voltage, Inverter
22.8
24.0
25.2
Vdc
3.
DC Voltage, LCD Panel
11.4
12.0
12.6
Vdc
4.
DC Voltage, Stand By
3.15
3.5
3.85
Vdc
5.
DC Voltage, Sound AMP (24V)
DC Voltage, Sound AMP (3.3V)
DC Voltage, Sound AMP (3.3V)
DC Voltage, Sound AMP (3.3V)
DC Voltage, Sound AMP (3.3V)
21.6
3.135
3.135
3.135
24.0
3.3
3.3
3.3
26.4
3.465
3.465
3.465
Vdc
NTP7513
6.
DC Voltage, Tuner (3.3V)
DC Voltage, Tuner (1.8V)
DC Voltage, Tuner (1.2V)
DC Voltage, Tuner (1.8V)
DC Voltage, Tuner (1.2V)
3.1
1.7
1.1
1.7
1.1
3.3
1.8
1.2
1.8
1.2
3.5
1.9
1.3
1.9
1.3
Vdc
Tuner
7.
DC Voltage, SoC (3.3V)
DC Voltage, SoC (2.5V)
DC Voltage, SoC (1.5V)
DC Voltage, SoC (1.2V)
DC Voltage, SoC (0.9V)
DC Voltage, SoC (2.5V)
DC Voltage, SoC (1.5V)
DC Voltage, SoC (1.2V)
DC Voltage, SoC (0.9V)
3.1
2.2
2.2
1.35
1.1
0.81
3.3
2.5
1.5
1.2
0.9
2.5
1.5
1.2
0.9
3.5
2.8
2.8
1.65
1.3
1.0
1.0
Vdc
MTK5398
8.
DC Voltage, Micom (3.5V)
3.35
3.5
3.65
Vdc
RENESAS
9.
DC Voltage, PMIC (12V)
11.4
12
12.6
Vdc
TPS65178(Over LA6600/6800/6900/6500/7450)
LGE TV Division LG()
Establish : 12.7.6. 66
Reform : 12.10.15 114
Reform : 12.10.15 114
LG 전자
LC33B Product Specification
11. Standard Level For Input Signal Electrical Spec.(Video, Audio, Y/C, Component, RGB,USB)
No
External Input Jack
Min
Typ
Max
Unit
Measurement
Result
Remarks
1.
LAN
2.5
V
differential low/High
2.
AV(Gender)
Video
0.9
1
1.1
Vpp
Audio
0.4
0.5
0.6
Vrms
3.
Component(Gender)
Video
0.6
0.7
0.8
Vpp
Audio
0.4
0.5
0.6
Vrms
4.
HDMI1/2/3/4
5.
USB1/2/3
Voltage
4.75
5.25
V
Voltage
Stick type (~ 700mA)
Hard disk type (3.5inch, ~1A)
2.1A : OCP limit level
Hard disk type (3.5inch, ~1A)
2.1A : OCP limit level
Current
0.5
1.5
A
Current
LGE TV Division LG()
Establish : 12.7.6. 67
Reform : 12.10.15 114
Reform : 12.10.15 114
LG 전자
LC33B Product Specification
12. External Input Support Format
12.1 Component Video Input (Y, P
B
, P
R
)
No.
Specification
Remark
Resolution
H-freq(kHz)
V-freq(Hz)
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, DVD 625 Line
6.
720×576
31.25
50.00
HDTV 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
LGE TV Division LG()
Establish : 12.7.6. 68
Reform : 12.10.15 114
Reform : 12.10.15 114
LG 전자
LC33B Product Specification
12.2 HDMI input
12.2.1 DTV mode
No Resolution
H-freq(kHz)
V-freq.(Hz)
Proposed
Remarks
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
12.2.2 PC mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Proposed
Remarks
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)
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