Sanyo PLC-XD2200, Service Manual

Page: 59 / 114

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Chassis Block Diagrams
D3614 D3644
T6
51
I
C
63
1
POWER
OSC
M
R
40
10
S16V
S6V
S-7V
IC
98
85
SUB CPU
P
O
W
E
R
_S
W
LAMP_PWM
ON_150V
S
C
L0
,S
D
A
0
ON_50V
P_
FA
IL
LA
M
P
_D
C
_O
N
IC302 B
U
FF
E
R
8 9 5 6 3 11 2
POWER_SW LAMP_DC_ON
Q7812
Q5702
IC78
11
FA
N
C
O
N
T-
R
O
L
Q7862
FA
N
_C
O
N
_A
FA
N
_C
O
N
_B
FA
N
_A
FAN_B FAN_C
IC7841
D
36
13
D
36
06
Q
57
51
Q
58
30
Q
58
40
Q
57
52
S
5V
IC5031
A
U
D
IO
A
M
P
IC5861
IC5542
IC5001
Regular
AUDIO_PRE
D
C
-D
C
3.3V_ALL
S3.3VD_PW S3.3VA_PW
3.3V_MCU
C
H
O
_R
XD
SS3.3V
S2.5V_PW
S3.3VD_PW
S3.3VA_PW S1.8V_PW S2.5V_PW
IC5821 D
C
-D
C
S1.8V
S1.8V_PW
IC5621 R
E
G
U
LA
TO
R
O
N
_3
3V
1.0V
IC5841 R
E
G
U
LA
TO
R
3.3VGAM
3.3V_LAN
P
O
W
E
R
_S
W
_L
A
N
O
N
_3
3V
Q3582
Q
35
83
P
O
W
E
R
_S
W
Q7813 Q7864
FA
N
_S
W1
FAN
_SW1
Q7801
Q7802
Feedback
PC661 PC663 PC662
IC621 P.
F.
C
O
N
TR
O
L
Q641,Q651
Q643
ON_16
V
ON_16
V
21
5
95 89
41
9
21
2,
29
3
20
0
16
6
14 15
10
21
1
10
13
2
K
6D
IC592 R
E
G
U
LA
TO
R
ON_150V
P
O
W
E
R
_S
W
_L
A
N
IC
98
82
INVE
RTER
C
H
O
_T
X
D
IC301 P
W
190
S
W
90
2
LAMP COVER
FAN EE R
LAMP_SCI
A9
01
LAMP BALAST
42
0
S16V
Q5703
S-7V
S6V
9V
Q5701
Q5700
S3.3V_MCU
15.5V_PNL
15.5V_REF
D592
D591
D8902
D5625
IC4891
K8S
K8H
2
4
4
5
5
Power supply & protection circuit