Service manual
Dell W2306C
90
C1_CTZ 3
Comp1_R
L4
600 OHM
AGND
R29 75 1/16W
Side BD(CVBS/S-Video Input & Headphone Output)
AGND
R25 75 1/16W
A1_CTZ 3
R33 10K 1/16W
7/24 Add DVI
Source
AV3_R
AV4_R
+
C82
470uF/16V
RP103
100K 1/16W
1
2
3
4
8
7
6
5
C52
100pF
L26
120 OHM
GND
LINE2_O_R7
SV1_CTZ 3
R1420 1/16W
R66
220K 1/16W
Or Scart1 Pin16 FB
5V
A_RET_CTZ 3
Comp3_R1
C1 0.1uF
R59
22 1/16W
AGND
AV3_R1
DVI_L
D26 NC
TUNER_OUT
C20
0.1uF
C62
68pF
C22
0.1uF
AV3_S_C
C21
0.1uF
R8820 1/16W
AGND
LINE3_O_L7
AV1_COMP_Pr
L46 300 OHM
SIDE
5V
AV3_S_C
R28 75 1/16W
5V
AV2_S_Y
R68
220 1/8W
D20
BAV99
3
1
2
D22
BAV99
3
1
2
AGND
Comp3_L
CN4 CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C6
0.1uF
AGND
LINE2_O_L7
C10
0.1uF
+
C80
470uF/16V
R24 75 1/16W
RP101
100K 1/16W
1
2
3
4
8
7
6
5
C53
100pF
R75
1K 1/16W
7/24 Add DVI
Source
5V
VOUT_OP
R37
0 1/16W
R35
NC
C60
100pF
D24
MLL4148
C93
220pF
AGND
+8V
5V
AGND
AV3_COMP_Pr
AV1_COMP_Pb
C66
100pF
C59
470pF
C3 0.1uF
Comp1_L
R1620 1/16W
RP104
100K 1/16W
1
2
3
4
8
7
6
5
R1
57.6 1/16W
D25 NC
R61
22 1/16W
R56
10K 1/16W
5V
AV3_R
C77
220pF
AV4_L1
VOUT2
L40 300 OHM
C176 4.7uF/16V
B2_CTZ 3
AV1_L7
LINE3_O_R7
D_Line3
R11 10K 1/16W
D19
BAV99
3
1
2
(Europe & Japan Model Only)
5V
5V
S2_CTL
C83
0.1uF
AGND
TUNER_SIF
C5
0.1uF
Component Input
AV1
AV4_BACK
L24
120 OHM
R60
22 1/16W
AGND
Comp1_L7
VOUT3
ZD16
1 2
R80
68 1/8W
AGND
5V
R38 NC
L38 300 OHM
R85
NC
AGND
AV1_COMP_Y
VOUT_OP
C17
0.1uF
C172
0.1uF
5V
+
C70 10uF/16V
CN3
CONN
1
2
3
4
5
6
7
8
9
10
11
AGND
AV3_R1
AV3_S_Y
R31
75 1/16W
C18
0.1uF
ZD13
1 2
SIDE
GND
Earphone_R_O8
AV4_BACK
FB
AV1
R52
47K 1/16W
DVI_R1
DVI_L
R63
220K 1/16W
R32 10K 1/16W
R74
1K 1/16W
7/24 Add 75 ohm
terminator
AGND
AV3_COMP_Pb
DVI_R
R72
1K 1/16W
R53
47K 1/16W
D17
BAV99
3
1
2
AGND
AGND
D-Line14
VOUT_OP
C34
0.1uF
R720 1/16W
L17
600 OHM
+
C78
470uF/16V
L43 300 OHM
ZD18
1 2
R820 1/16W
C25
0.1uF
C89
0.001uF
Down
Up
J4
JACK
3 2
6 5
9 8
1
4
7 12
13
14
R67
220 1/8W
D9
BAV99
3
1
2
5V
AGND
C3_CTZ 3
AV4_L1
+
C67
47uF/16V
D7
BAV99
3
1
2
R1320 1/16W
D18
BAV99
3
1
2
C27
0.1uF
D6
BAV99
3
1
2
L39 300 OHM
26 BACK
AGND
GND
ADC_IN3_CTZ
R90
0 1/16W
R70
220 1/8W
5/3
AGND
ADC_IN4_CTZ3
AV3_L
R54
47K 1/16W
C61
470pF
7/24 Add 0 ohm
to AGND
AGND
Earphone_Det3
Comp3_L1
VOUT2
AV2_S_Y
AV3_COMP_Y
TUNER_OUT1
Q3
2SA1037AK
R30
75 1/16W
These are close to the chip
AGND
R520 1/16W
D16
BAV99
3
1
2
R40
0 1/16W
5V
AV1_COMP_Pb
R41 NC
R69
220 1/8W
R58
22 1/16W
L41 300 OHM
AV2_S_C
R57
22 1/16W
R20 75 1/16W
7/6 Change buffer circuit
B3_CTZ 3
Comp3_R_Sel 7
AV1
C177 4.7uF/16V
R83
75 1/16W
C64
100pF
5V
S3_CTL
U1
NJM2244
1
3
5
6
7
8
2
4
VIN1
VIN2
VIN3
V+
VOUT
GND
SW1
SW2
R27 75 1/16W
AGND
GND
AGND
AGND
AV4_R1
R82
75 1/16W
+
C42 10uF/16V
D21
BAV99
3
1
2
Down
UP
J3A
JACK
3 2
6 5
1
4 7
8
26 BACK
AV1_COMP_Pr
AV2_S_C
TUNER_OUT
R26 75 1/16W
R19 75 1/16W
CN2 2*9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
L15
600 OHM
L45 300 OHM
R78
68 1/8W
RP102
100K 1/16W
1
2
3
4
8
7
6
5
AGND
SV4_CTZ 3
AV1_R7
TUNER
R34
NC
C91
68pF
AV2
R64
220K 1/16W
C12
0.1uF
Decoder 3
Comp3_R
C88
0.001uF
AGND
A2_CTZ 3
LINE1_O_R7
AV3_COMP_Pr
L37
600 OHM
R4
57.6 1/16W
R1020 1/16W
Or Scart2 Pin8
AGND
5V
CH_SEL33
ADC_IN3_CTZ3
Comp3_L
AV2_S_C
R23 75 1/16W
R81
68 1/8W
L19
600 OHM
SIDE
5V
AGND
+
C68
10uF/16V
AGND
B_RET_CTZ 3
C173 4.7uF/16V
D12
BAV99
3
1
2
R8975 1/16W
+
C51
NC
+
C79
470uF/16V
A3_CTZ 3
R22 75 1/16W
R39
0 1/16W
C58
470pF
AGND
TUNER_AFT
AV1_COMP_Y
DVI_R
C87
0.001uF
ZD19
1 2
AGND
5V
DVI_R1
AV1_R
R71
220 1/8W
+
C8
10uF/16V
R1520 1/16W
C92
68pF
Or Scart1 Pin8
AGND
AGND
VOUT 3
AV1_COMP_Pb
D3
BAV99
3
1
2
L36
600 OHM
AV4_R1
R2
57.6 1/16W
Scart & D4 Connecter
CVBS
Output
FB3
Scart1_Vout
ADC_IN4_CTZ
R65
220K 1/16W
R73
1K 1/16W
5/4
GND
5V
AGND
ZD10
12
L42 300 OHM
AGND
5V
AV4_BACK
Scart1_Vout
5V
TUNER_AFT 3
M_SDA 7
R84 NC
C45
0.1uF
ZD11
12
L23
150 OHM
Comp3_R_Sel
TUNER_OUT1
AV3_L
Comp3_R1
L29
120 OHM
Scart1_video
DVI_L1
C54
100pF
R62
220K 1/16W
7/24 J3 7,8pin
to AGND
AGND
B1_CTZ 3
AV1_COMP_Y
AV4_L
R920 1/16W
C76
470pF
C4 0.1uF
C86
0.001uF
R3
57.6 1/16W
ZD12
12
L30
120 OHM
+
C71
10uF/16V
C19
0.1uF
TV TUNER INPUT
AGND
AV3_COMP_Pb
D4
BAV99
3
1
2
C23
0.1uF
R21 75 1/16W
AGND
AGND
CH_SEL23
AV4_L
L18
600 OHM
C65
100pF
SV3_CTZ 3
C174 4.7uF/16V
R18 75 1/16W
AGND
SV2_CTZ 3
R86
0 1/16W
09/05
S2_CTL3
Comp3_R
U5
MM1228XFBE
1
3
5
6
7
8
2
4
VIN1
VIN2
VIN3
V+
VOUT
GND
SW1
SW2
J2
AV OUTPUT
2 6
51
3
4
AGND
Earphone_R
D11
BAV99
3
1
2
L2 600 OHM
26 BACK
+3.3V
C84 4.7uF/16V
C69
0.1uF
D2
BAV99
3
1
2
5V
GND
AV4_R
C15
0.1uF
C13
0.1uF
L25 120 OHM
C63
68pF
D1
BAV99
3
1
2
AGND
AGNDAGND
TUNER_SIF 7
LINE1_O_L7
D23
MLL4148
C29
0.1uF
D14
BAV99
3
1
2
D10
BAV99
3
1
2
U3
NJM2244
1
3
5
6
7
8
2
4
VIN1
VIN2
VIN3
V+
VOUT
GND
SW1
SW2
AGND
SV_RET_CTZ 3
Comp3_L_Sel 7
AV3_COMP_Y
R1220 1/16W
C90
68pF
AGND
C2_CTZ 3
U2
74HC4052D
12
14
15
11
1
5
2
4
6
10
9
13
3
16
8
7
X0
X1
X2
X3
Y0
Y1
Y2
Y3
EN
A
B
X
Y
VDD
GND
VEE
L1 600 OHM
D5
BAV99
3
1
2
C11
0.1uF
GND
5V
Comp1_R7
Earphone_L
L35
600 OHM
ANALOG VIDEO INPUT
+8V
DVI_L1
L44 300 OHM
+
C81
470uF/16V
AV2
AV3_L1
R99
0 1/16W
ZD15
BZT52-C5V6
1 2
R36
10K 1/16W
M_SCL 7
Comp3_L1
ZD17
1 2
C7
0.1uF
5V
Q2
2SA1037AK
R51
0 1/16W
AGND
GND
5V
AGND
AV2_S_Y
DVI_R1
AV3_S_C
AV1_L
C178 4.7uF/16V
These are close to the chip
5V
Scart1_Vout
AV1_R
R55
47K 1/16W
+
C41 10uF/16V
AGND
AV1_COMP_Pr
C2 0.1uF
5V
DVI_L1
D13
BAV99
3
1
2
Q4
2SA1037AK
AGND
+12V_SW
CH_SEL13
D8
BAV99
3
1
2
D15
BAV99
3
1
2
CN1
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
C85 4.7uF/16V
C9
0.1uF
5V
C_RET_CTZ 3
TUNER_OUT
R87
0 1/16W
R620 1/16W
Comp3_L_Sel
VOUT3
VOUT1
VOUT1
C175 4.7uF/16V
Q1
2SA1037AK
TV2365W-2J
A
Input
AOC (Top Victory) Electronics Co., Ltd.
Custom
2
10
Tuesday, September 20, 2005
Title
Size Document Number Rev
Date: Sheet of
AV3_L1
AV1_L
Q5
2SA1037AK
AGND
AV3_S_Y
AGND
Earphone_L_O8
TUNER
R79
68 1/8W
R76
1K 1/16W
R1720 1/16W
AV3_S_Y
Scart1_video
ZD14
1 2
R77
68 1/8W