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5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
ON_PANEL
ON_PBACK
BL-ON/OFF
BL-ADJ_IN
PWM0
BL-ADJ_OUT
BL-ADJ_OUT
BL-ADJ_IN
AVDDA
+5V
5Vstb
+5V_Pnl
VCC-Panel
+12V
5Vstb
+3.3Vstb
+3.3Vstb
AVDD_MPLL
+3.3AVDD
AVDD_MemPLL
+3.3AVDD
AVDD_SIF
VDDC
+2.5VM
+2.5MVDD
+2.5VM
+2.5VM
+2.5V_DMC
+2.5V_DMQ
+2.5VM
VDDP
+3.3AVDD
AVDD_AU
+5V
VCC-1.26V
5Vstb
VCC-1.26V
+5V
+3.3AVDD
+9V
+12V
VPANEL_IN
5Vstb
+3.3Vstb
+3.3Vstb
5Vstb
+5V
ON_PANEL
2
ON_PBACK
2
PWM0
BL-ADJ_OUT
2
BL-ADJ_IN
Title
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Document Number
Rev
Date:
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of
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<RevCode>
<Title>
A3
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Thursday, February 21, 2008
Title
Size
Document Number
Rev
Date:
Sheet
of
<Doc>
<RevCode>
<Title>
A3
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Thursday, February 21, 2008
Title
Size
Document Number
Rev
Date:
Sheet
of
<Doc>
<RevCode>
<Title>
A3
1
1
Thursday, February 21, 2008
+9V for 74HC4052 SWITCH AUDIO
+3.3AVDD for
AVDD_AU
262mA
600mA
Vcc3.3for MST6X89CL
analog
30mA
Pin14, Pin39, Pin58,Pin254
+3.3AVDD for
AVDDA
60mA
Vcc 1.26V for MST6X89CL
0.81*(1+Rup/Rdown)=1.26V---Rup=1.5K, Rdown=2.7K
Pin136
USB Power
Pin63
Pin99, Pin146, Pin182,
Pin195, Pin242
Vcc3.3for MST6X89CL
analog
3.3V for
AVDDPLL2
+3.3V for
VDD_MPLL
Vcc3.3for MST6X89CL
analog
2.5V for MST6X89CL
and DDRAM
2.5V for DDRAM
10mA
+3.3AVDD
for AVDD_SIF
Pin70
Pin108, Pin114,
Pin119, Pin135, P147
4mA
+2.5V for MST6X89CL
LCD Power
PWM2 DUTY MUST BE 0x30(CANN'T >0x40,BK0_C7=0x30),
or will destroy Q44!!!!!!!!!!!!!!!
WARNING !!!
60mA
Pin99, Pin165,
Pin183, Pin194,
Pin207, Pin221,
Pin235,
+3.3V for
VDDP
SAMSUNG panel 0~3.3V R34=10K
LG/CMO/AU panel 0~5V,R34 NC
30mA
R444
10K
R444
10K
C38
0.1uF
C38
0.1uF
C20
0.1uF
C20
0.1uF
C384
10uF
C384
10uF
L14 FB
L14 FB
R3
10K
R3
10K
C379
10uF
C379
10uF
R14
1K
R14
1K
R2
100K
R2
100K
C17
0.1uF
C17
0.1uF
L25
FB
L25
FB
C373
10uF
C373
10uF
A
DJ
OUT
IN
U5
AMS1117-3.3
A
DJ
OUT
IN
U5
AMS1117-3.3
3
2
1
4
C40
0.1uF
C40
0.1uF
L2
NC/600(4.5X3.2)
L2
NC/600(4.5X3.2)
D134
9V
D134
9V
C61
0.1uF
C61
0.1uF
C378
10uF
C378
10uF
C65
0.1uF
C65
0.1uF
R86
110_1%
R86
110_1%
L13
FB
L13
FB
C21
0.1uF
C21
0.1uF
R24
1.5K_1%
R24
1.5K_1%
R154
NC/0
R154
NC/0
L19
FB
L19
FB
L50
NC
L50
NC
C
147
0
.1uF
C
147
0
.1uF
C372
10uF
C372
10uF
R10
10K
R10
10K
U2
IRF7314
U2
IRF7314
S1
1
G1
2
S2
3
G2
4
D1
8
D1
7
D2
6
D2
5
R28
2.7K_1%
R28
2.7K_1%
C380
10uF
C380
10uF
C63
0.1uF
C63
0.1uF
U9
MP2359
U9
MP2359
EN
4
FB
3
VCC
5
OUT
6
BST
1
GND
2
C25
0.1uF
C25
0.1uF
C67
0.1uF
C67
0.1uF
Q41
3904
Q41
3904
1
2
3
R16
4.7K
R16
4.7K
R12
220
R12
220
C27
0.1uF
C27
0.1uF
C26
0.1uF
C26
0.1uF
C32
0.1uF
C32
0.1uF
C51
0.1uF
C51
0.1uF
C381
10uF
C381
10uF
C1
0.1uF
C1
0.1uF
R18
NC
R18
NC
C371
10uF
C371
10uF
C31
0.1uF
C31
0.1uF
C23
0.1uF
C23
0.1uF
Q4
3904
Q4
3904
1
2
3
Q3
3904
Q3
3904
1
2
3
C361
10uF
C361
10uF
C34
0.1uF
C34
0.1uF
C69
0.1uF
C69
0.1uF
+
CA8
100uF/16V
+
CA8
100uF/16V
C70
0.1uF
C70
0.1uF
C357
10uF
C357
10uF
R25
8.2K
R25
8.2K
C60
10nF
C60
10nF
1
2
L8
FB
L8
FB
D8
1N5822
D8
1N5822
C36
0.1uF
C36
0.1uF
C29
0.1uF
C29
0.1uF
R13
4.7K
R13
4.7K
R34
NC/10K
R34
NC/10K
C37
0.1uF
C37
0.1uF
C22
0.1uF
C22
0.1uF
C15
0.1uF
C15
0.1uF
C30
0.1uF
C30
0.1uF
C58
0.1uF
C58
0.1uF
C359
10uF
C359
10uF
A
DJ
OUT
IN
U6
AMS1117-3.3
A
DJ
OUT
IN
U6
AMS1117-3.3
3
2
1
4
R157
220
R157
220
C39
0.1uF
C39
0.1uF
C28
0.1uF
C28
0.1uF
C6
2.2uF
C6
2.2uF
C386
10uF
C386
10uF
L22
FB
L22
FB
R23
12K
R23
12K
C66
0.1uF
C66
0.1uF
L17
FB
L17
FB
C35
0.1uF
C35
0.1uF
L21
FB
L21
FB
D6
1N4148
D6
1N4148
CA14
100uF/16V
CA14
100uF/16V
+
CA9
220uF/16V
+
CA9
220uF/16V
C47
0.1uF
C47
0.1uF
R9
1K
R9
1K
C24
0.1uF
C24
0.1uF
C289
0.1uF
C289
0.1uF
C377
10uF
C377
10uF
C362
10uF
C362
10uF
L24
FB
L24
FB
R75
0
R75
0
C2
0.1uF
C2
0.1uF
R17
NC
R17
NC
L49
FB
L49
FB
L7
4.7uH
L7
4.7uH
1
2
3
5
4
Q2
3904
Q2
3904
1
2
3
L11 600(4.5X3.2)
L11 600(4.5X3.2)
CA21
100uF/16V
CA21
100uF/16V
C49
0.1uF
C49
0.1uF
C360
10uF
C360
10uF
C375
10uF
C375
10uF
R72
NC
R72
NC
CN6
CON4_2.5
CN6
CON4_2.5
1
2
C50
0.1uF
C50
0.1uF
R74
NC
R74
NC
C62
0.1uF
C62
0.1uF
L12 FB
L12 FB
C68
0.1uF
C68
0.1uF
C16
10nF
C16
10nF
L16
FB
L16
FB
L18
NC
L18
NC
C385
10uF
C385
10uF
R73
0
R73
0
A
DJ
OUT
IN
U8
AMS1117-2.5
A
DJ
OUT
IN
U8
AMS1117-2.5
3
2
1
4
L5
NC/600(4.5X3.2)
L5
NC/600(4.5X3.2)
C287
0.1uF
C287
0.1uF
R6
4.7K
R6
4.7K
C14
2.2uF
C14
2.2uF
L6
600(4.5X3.2)
L6
600(4.5X3.2)
CON2
CON4_2.0
CON2
CON4_2.0
5V
4
GND
3
BRI_ON/OFF
2
BRI_ADJ
1
L23
FB
L23
FB
C376
10uF
C376
10uF
L27
600(4.5X3.2)
L27
600(4.5X3.2)
Q1
3904
Q1
3904
1
2
3
R15
10K
R15
10K
R19 0
R19 0
C374
10uF
C374
10uF
R21
0
R21
0
C33
0.1uF
C33
0.1uF
R5
4.7K
R5
4.7K
C370
10uF
C370
10uF
R11
0
R11
0
Q5
NC(3904)
Q5
NC(3904)
1
2
3
Summary of Contents for L42H8
Page 15: ...15 5 1 3 HDMI Connections 5 1 4 DVD Connections ...
Page 16: ...16 5 1 5 PC Connections ...
Page 18: ...18 6 3 Setting Up Your Remote Control ...
Page 19: ...19 ...
Page 20: ...20 7 DISASSEMBLY INSTRUCTIONS 7 1 whole machine ...
Page 35: ......