ViewSonic N2201w-1M Service Manual page 60

22” lcd tv
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DVD MAIN PCB CIRCUIT DIAGRAM 2
NAME
TYPE
DEVICE
VCC
Digital 5V
SUPPLY
DV33
Digital 3.3V
MT1389E
RFV33
Servo 3.3V
MT1389E
AV33
Laser Diode 3.3V
V18
Digital 1.8V
MT1389E
SD33
Digital 3.3V
SDRAM
+12V
Audio +12V
OP AMP.
-12V
Audio -12V
OP AMP.
AVDD5
Audio 5V
Audio DAC
DVDD3
Audio 3.3V
Audio DAC
AVCC
VD2
VD2
IN5402
IN5402
4V2
D73
D73
1V8
2
2
BA033
BA033
3.3V
3
3
4
C416€470UF
C416€470UF
4
PDY37550 1.8v
PDY37550 1.8v
4V2
DV33
V6€
V6€
3
GND
2
NC
AVCC
AVCC
6
1
OUT
VCC
4
OUT
5V5
5V5
5
POWERON
PQ05
PQ05
R536 10K
R536 10K
SOP8/SMD
SOP8/SMD
V7€
V7€
3
GND
2
NC
VCC5V
5V5
6
1
OUT
VCC
4
OUT
5
5V5
POWERON
PQ05
PQ05
SOP8/SMD
SOP8/SMD
R542
R542
CB76 100n
CB76 100n
100k
100k
V14
V14
1
709
R545 4k7
R545 4k7
CB77
CB77
R544 27k
R544 27k
100P
100P
CB79 1n
CB79 1n
N5
N5
1
2
1
2
3
6
3
6
4
7
4
7
+12V_DVD
DC-DC-OUT
5
8
5
8
AP1520
AP1520
R539 10k
R539 10k
POWER-ON_DVD
1
V13
V13
601
601
URST#
URST#
[2]
RESET Circuit
1=3
2=4
DV33
2
4
VD5
VD5
R505€
R505€
1
3
10k
10k
ISS355
ISS355
RESET SW
URST#
SW1
SW1
2
4
SW PUSHBUTTON FLAT TYPE
SW PUSHBUTTON FLAT TYPE
1
3
C406
C406
10UF
10UF
ViewSonic Corporation
D004
D004
MA0
23
2
A0
DQ0
MA1
24
4
A1
DQ1
MA2
25
5
A2
DQ2
MA3
26
7
A3
DQ3
MA4
29
8
A4
DQ4
MA5
30
10
A5
DQ5
MA6
31
11
A6
DQ6
MA7
32
13
A7
DQ7
MA8
33
42
A8
DQ8
MA9
34
44
A9
DQ9
MA10
22
45
A10/AP
DQ10
MA11
35
47
A11
DQ11
DBA0
20
48
BA0/A13
DQ12
DBA1
21
50
BA1/A12
DQ13
51
DQ14
SDCLK
38
53
CLK
DQ15
SDCKE
37
CKE
DCS#
19
1
CS
VCC
DRAS#
18
14
RAS
VCC
DCAS#
17
27
CAS
VCC
DWE#
16
WE
3
VCCQ
DQM0
15
9
D11
D11
DQML
VCCQ
DQM1
39
43
DQMH
VCCQ
49
VCCQ
36
1
R89
R89
22
22
NC
1
40
6
NC
VSSQ
12
VSSQ
54
46
VSS
VSSQ
41
52
VSS
VSSQ
28
VSS
SSOP54 64MB
SSOP54 64MB
-12V
L47
L47
L70
L70
CB78€
CB78€
+
+
C414
C414
601
601
601
601
0.1uF
0.1uF
470UF
470UF
6287vcc5v
[2]
5954vcc5v
-12v
[2]
[2]
C109 100UF
C109 100UF
R469 100
[2]
CB23 100n
CB23 100n
BAV99
BAV99
[1,2]
V8€
V8€
5v5
CB21 100n
CB21 100n
[2]
[2]
[2]
CB22 100n
CB22 100n
V9
V9
3
3
[2]
L28 10uH
L28 10uH
5v5
1
1
2
2
[2]
BAV99
BAV99
VD1
VD1
RB060-40
RB060-40
AV+VCC
C115€100UF
C115€100UF
R466€ 100
R466€ 100
CB24 100n
CB24 100n
ABCK
R87€
R87€
0
0
SBCLK1
ALRCK
R88€
R88€
0
0
SLRCK1
ACLK
R90
R90
0
0
SACLK1
57
Confidential - Do Not Copy
N2201w-1M
16Mb
D005€
D005€
A1
25
29
A0
D0
A2
24
31
A1
D1
DQ7
A3
23
33
A2
D2
A4
DQ6
22
35
A3
D3
DQ5
A5
21
38
A4
D4
DQ4
A6
20
40
A5
D5
DQ3
A7
19
42
A6
D6
A8
DQ2
18
44
A7
D7
DQ1
A9
8
30
A8
D8
DQ0
A10
7
32
A9
D9
DQ8
SDRAMVDD33
A11
6
34
A10
D10
A12
DQ9
5
36
A11
D11
A13
DQ10
4
39
A12
D12
DQ11
A14
3
41
A13
D13
DQ12
A15
2
43
A14
D14
A16
DQ13
1
45
A15
D15/A-1
R20.
R20.
R519
R519
A17
DQ14
48
A16
R67
R67
DQ15
A18
17
14
A17
WP/ACC
A19
16
A18
10k
10k
10k
10k
AA20
SD3.3
9
47
A19
BYTE
NC
10
A20
37
VCC
PEW#
26
CE
PRD#
SD3.3
28
27
OE
GND1
5v/3v
PWR#
11
46
WE
GND2
12
RESET
IC FLASH MX29LV160 16Mb
IC FLASH MX29LV160 16Mb
SD3.3
L54€601
L54€601
DV33
DC-DC-OUT
CB22 100n
CB22 100n
+12V
1
1
-12V
+12V
ASDAT[0..2]
ASDAT[0..2]
ACLK
ACLK
ABCK
ABCK
ALRCK
ALRCK
A_MUTE
A_MUTE
DC-DC-OUT
CB21 100n
CB21 100n
ASTB
1
1
ASTB
VSCK
VSCK
VSDA
VSDA
AL
AL
AR
AR
DVD_AL
L2
L2
601
601
R471€ 330
R471€ 330
R472 47K
R472 47K
C114 10uF/16V
C114 10uF/16V
C110 2.7N
C110 2.7N
R467 10K
R467 10K
D01
D01
R424 3.9K
R424 3.9K
C108 330pF
C108 330pF
1
NC
2
NC
R457 5.1K
R457 5.1K
GND
3
NC
AV-VCC
4
GND
C102
C102
+
+
10uF/16V
10uF/16V
DV33
SD33
DV33
L19
L19
FB
FB
AD0
SD33
AD1
AD2
R63
R63
AD3
CE25€
CE25€
R62
R62
1k
1k
AD4
+
+
1k
1k
AD5
47uF/16v
47uF/16v
AD6
SCL
AD7
SDA
CB32
CB32
CB33
CB33
CB34
CB34
+
+
CE26
CE26
SDRAMVDD33
100uF/16v
100uF/16v
A0
CB38
CB38
CB39€
CB39€
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0
0
[2]
CB42€
CB42€
DQ[0..15]
[2]
[2]
DQ[0..15]
0.1uF
0.1uF
[2]
[2]
MA[0..11]
MA[0..11]
BA[0..1]
[2]
[2]
BA[0..1]
DQM[0..1]
[2]
DQM[0..1]
[2]
DCLK
DCLK
[2]
[2]
DCKE
DCKE
[2]
CAS#
CAS#
[2]
RAS#
RAS#
[2]
WE#
WE#
[2]
[2]
CS#
CS#
[2]
DRAM
3
3
V9
V9
2
2
BAV99
BAV99
AV+VCC
C115
C115
47UF/16V
47UF/16V
R466 100
R466 100
CB24 100n
CB24 100n
C418 470UF/16V
C418 470UF/16V
V8
V8
3
3
2
2
BAV99
BAV99
AV-VCC
C109 100UF/16V
C109 100UF/16V
R469 100
R469 100
CB9
CB9
100n
100n
CB23 100n
CB23 100n
C419 470UF/16V
C419 470UF/16V
R248€ 330
R248€ 330
L10 601
L10 601
DVD_AR
C106 10uF/16V
C106 10uF/16V
R455€ 47K
R455€ 47K
C104 330P
C104 330P
R470.
R470.
10K
10K
C113 2.7N
C113 2.7N
8
AV+VCC
VCC
7
C107 330pF
C107 330pF
R259€ 3.9K
R259€ 3.9K
WP
6
SCL
R458 5.1K
R458 5.1K
5
SDA
4558
4558
10uF/16V
10uF/16V
+
+
C103€
C103€
RN1
RN1
DCS#
CS#
7
8
DRAS#
RAS#
5
6
DCAS#
CAS#
3
4
DWE#
WE#
1
2
33x4
33x4
DBA0
R512
R512
33
33
BA0
DBA1
R511
R511
33
33
BA1
L48 600
L48 600
SDCLK
DCLK
C433
C433
10P
10P
CB40
CB40
CB41
CB41
CB42€
CB42€
CB43
CB43
CB44
CB44
CB45€
CB45€
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
PEW#
PEW#
PRD#
PRD#
PWR#
PWR#
A[0..21]
A[0..21]
AD[0..7]
AD[0..7]
FLASH
SCL
SCL
SDA
SDA
IIC
DVD_VEDIO
R480 75
R480 75
DVD_Y
R479 75
R479 75
DVD_PB/C
R478 75
R478 75
DVD_PR/Y
R477 75
R477 75
LCH
LCH
[4]
RCH
RCH
[4]
LSCH
LSCH
[4]
RSCH
RSCH
[4]
CENT
CENT
[4]
SUB
SUB
[4]

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