LG 55LH40 / 55LH41 / 55LH400С (CHASSIS:LA92B) Service Manual ▷ View online
- 13 -
C
2009
• HDMI IV [C/S: 8091]
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.3
Block Type: EDID 1.3
EDID Block 1, Bytes 128-255 [80H-FFH]
Block Type: CEA EDID Timing Extension Version3
Block Type: CEA EDID Timing Extension Version3
12. Power
No
Item
Min
Typ
Max
Unit
Remark
1.
Power On/Off
10000
times
2.
DC Voltage
Inverter Voltage
21.6
24
26.4
V
Logic Voltage(Vcc)
4.8
5
5.3
V
Sound Amp Vcc
19
20
22
V
Lips 20
22
24
26
V
PSU 24V
Micom B+
3.25
3.4
3.55
V
Tuner 5V
4.75
5.0
5.25
V
VSC Vcc
24V
22.0
24.0
26.0
V
PSU 24V
20V
19.0
20.0
21.0
V
Lips 20
12V
11.0
12.0
13.0
V
5V
4.5
5.0
5.5
V
Inside Temp.Under 20deg.
No operation
0
0.5
1
V
3.
AC Power Shut Down Voltage
90
264
V
Wide Range PSU
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
02
03
1F
F1
47
90
22
20
05
04
03
02
26
15
07
50
10
09
07
07
67
03
0C
00
40
00
B8
2D
E3
05
03
01
02
20
3A
80
18
71
38
2D
40
58
2C
04
05
7E
8A
42
00
00
30
1E
01
1D
80
18
71
1C
16
20
58
2C
25
00
7E
8A
42
40
00
00
9E
01
1D
00
72
51
D0
1E
20
6E
28
55
00
7E
50
8A
42
00
00
1E
8C
0A
D0
8A
20
E0
2D
10
10
3E
96
60
00
7E
8A
42
00
00
18
26
36
80
A0
70
38
1F
40
30
70
20
25
00
7E
8A
42
00
00
1A
00
00
00
00
00
00
9A
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
00
FF
FF
FF
FF
FF
FF
00
1E
6D
02
00
01
01
01
01
10
03
13
01
03
80
73
41
78
0A
CF
74
A3
57
4C
B0
23
20
09
48
4C
A1
08
00
A9
40
81
80
61
40
45
40
31
40
30
01
01
01
01
01
01
02
3A
80
18
71
38
2D
40
58
2C
40
45
00
7E
8A
42
00
00
1E
01
1D
00
72
51
D0
1E
20
50
6E
28
55
00
7E
8A
42
00
00
1E
00
00
00
FD
00
39
60
3F
1F
52
10
00
0A
20
20
20
20
20
20
00
00
00
FC
70
00
4C
47
20
54
56
0A
20
20
20
20
20
20
20
01
1B
1) Gap between Front Frame /Back cover and Middle Cabinet
2) Gap between Front Frame /Middle Cabinet
2) Gap between Front Frame /Middle Cabinet
- 14 -
C
2009
Top View
Back Cover
Front Frame
Middle Cabinet
"b
"b
Gap “b” between Front Frame (Back cover) and Middle Cabinet
-> 0 ≤ “b” ≤ “B” (Side gap)
Gap “a” between Front Frame and Middle Cabine
-> 0 ≤ “a” ≤ “A” (Side gap)
"b
"a
Gap “a” between Front Frame and Middle Cabine
-> 0 ≤ “a” ≤ “A” (Left/ Right gap)
13. Mechanical specification
* Refer to Minerva Gap SPEC.
inch
32
37
42
47
55
top
side
top
side
top
side
top
side
top
side
A
∆0.8
∆1.0
∆0.8
∆1.2
∆1.0
∆1.5
∆1.0
∆1.5
∆1.0
∆1.7
B
0.7
0.7
0.7
0.7
0.7
C
0.7
0.7
0.7
0.7
0.7
D
Control Button -Back cover gap :0.8mm
E
Side Bracket -Back cover around gap :1.0mm
F Display shift :|A-B| ≤ 2.0mm |C-D|≤ 2.0mm
*Active area
1. Active area of LCD PANEL is in bezel of cabinet
2. Interval between active area and bezel
2. Interval between active area and bezel
|A-B|< 2.0 mm ,|C-D|< 2.0 mm
A:Interval between left of active area and bezel
B:Interval between right of active area and bezel
C:Interval between top of active area and bezel
D:Interval between bottom of active area and beze
A:Interval between left of active area and bezel
B:Interval between right of active area and bezel
C:Interval between top of active area and bezel
D:Interval between bottom of active area and beze
4)Gap between Back Cover and Side AV
- 15 -
C
2009
Side View
"h"
Control Braket
Back Cove
Gap “h”between Back Cover and Control Bracket
-> 0 ≤ “h” ≤ 0.8
-> 0 ≤ “h” ≤ 0.8
C
B
D
A
Active Area
Bezel
3) Gap between Back Cover and Side AV
Back View
Side View
Side AV
Back Cover
Gap “f ” between Back Cover and Side AV
-> 0 ≤ “f ” ≤ 1.0
Gap “g” between Back Cover and Side AV
-> 0 ≤ “g” ≤ 1.0
-> 0 ≤ “f ” ≤ 1.0
Gap “g” between Back Cover and Side AV
-> 0 ≤ “g” ≤ 1.0
C
2009
- 16 -
ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LCD TV with
LA92G chassis.
LA92G chassis.
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.
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
3) The adjustment must be performed in the circumstance of 25
±5ºC of temperature and 65±10% of relative humidity if there
is no specific designation.
is no specific designation.
4) The input voltage of the receiver must keep 100~240V,
50/60Hz.
5) The receiver must be operated for about 5 minutes prior to the
adjustment when module is in the circumstance of over 15.
In case of keeping module is in the circumstance of 0°C, it
should be placed in the circumstance of above 15°C for 2 hours.
should be placed in the circumstance of above 15°C for 2 hours.
In case of keeping module is in the circumstance of below -
20°C, it should be placed in the circumstance of above 15°C for
3 hours,.
20°C, it should be placed in the circumstance of above 15°C for
3 hours,.
*Caution
When still image is displayed for a period of 20 minutes or
longer (especially where W/B scale is strong. Digital pattern
13ch and/or Cross hatch pattern 09ch), there can some
afterimage in the black level area.
When still image is displayed for a period of 20 minutes or
longer (especially where W/B scale is strong. Digital pattern
13ch and/or Cross hatch pattern 09ch), there can some
afterimage in the black level area.
3. Main PCB check process
*APC - After Manual-Insert, executing APC
3.1 Boot file Download
1. Execute ISP program “Mstar ISP Utility” and then click
“Config” tab.
2. Set as below, and then click “Auto Detect” and check “OK”
message. If “Error” is displayed, Check connection between
computer, jig, and set.
3. Click “Read” tab, and then load download file (XXXX.bin) by
clicking “Read”
“Config” tab.
2. Set as below, and then click “Auto Detect” and check “OK”
message. If “Error” is displayed, Check connection between
computer, jig, and set.
3. Click “Read” tab, and then load download file (XXXX.bin) by
clicking “Read”
4. Click “Connect” tab. If “Can’t ” is displayed, Check
connection between computer, jig, and set.
connection between computer, jig, and set.
5. Click “Auto” tab and set as below.
6. Click “Run”.
7. After downloading, check “OK” message.
6. Click “Run”.
7. After downloading, check “OK” message.
3.2 USB DOWNLOAD(*.epk file download)
1. Put the USB Stick to the USB socket
2. Automatically detecting update file in USB Stick
- If your downloaded program version in USB Stick is Low, it
didn’t work. But your downloaded version is High, USB data is
automatically detecting
3. Show the message “Copying files from memory”
2. Automatically detecting update file in USB Stick
- If your downloaded program version in USB Stick is Low, it
didn’t work. But your downloaded version is High, USB data is
automatically detecting
3. Show the message “Copying files from memory”
(3)
filexxx.bin
(3)
filexxx.bin
(3)
filexxx.bin
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