Primary, Pfc And Inlet Assys - Pioneer SC-LX90 Service Manual

Audio/video multi-channel amplifier
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1

11.26 PRIMARY, PFC and INLET ASSYS

SIDE A
BC
PRIMARY ASSY
A
IC Q
Q4034
B
IC4002
IC4001
C
Q4014
D
BF
250
240
230
220
E
210
200
190
180
170
F
Y
0
10
BC BF
X
266
1
2
TO MAIN TRANS (DIGITAL)
CN4002
C N 4 0 0 2
3 . F A N + 1 2
2 . G N D U
1 . F A N - 1 2
C N 4 0 0 6
3 . F A N 3 D E T
J 2 1 1
2 . G N D U
1 . F A N 3 + 1 2
G N D U
J 2 0 8
C 4 0 3 6
V + 1 2 F A N
J 2 2 6
G N D U
J 2 1 8
J 2 1 3
J 2 2 9
C N 4 0 1 2
9 . N C
8 . F A N D E T
7 . F A N H / L
6 . F A N O N / O F F
5 . A C R Y
C 4 0 0 5
4 . S T R C
3 . G N D S T
2 . G N D S T
1 . V + 3 . 9 S T
I C 4 0 0 2
J 2 1 6
G N D C H A
P R I M A R Y A S S Y
K N 4 0 0 1
AWX8756
P C
[[ G ]]
C7
PFC ASSY
AJ
Y15_B
L
N
LF
AI
20
30
40
50
2
3
CN23
1 . A C D L
2 . A C D N
1 . A C A N
P R I M A R Y
L22
J V 4 0 1 6
2 . A C A L
C 4 0 0 4
3 . 9 V R E G
G N D S T
J 2 1 4
G N D S T
J 2 3 7
V + U N S T
J 2 0 6
I C 4 0 0 1
J V 4 0 1 5
C 4 0 0 1
J V 4 0 1 1 J V 4 0 1 4
L
N
60
70
80
90
SC-09TX
3
4
TO MAIN TRANS (ANALOG)
CN22
R I S K O F F I R E - R E P L A C E F U S E A S M A R K E D .
H 3 2
J V 4 0 0 1
1
J V 4 0 0 2
J V 4 0 0 3
J V 4 0 0 4
L51
L 3 1
F U 4
1
H 4 1
H 4 2
J V 4 0 1 7
T 2 1
L21
R 4 0 0 1
J V 4 0 2 0
J 2 3 3
J 2 2 1
CN4007
AE
CN805
Y15_C
AK
Y15_A
LABEL KIPAS DALAM
AH
100
110
120
130
4
H 3 1
F U 3
L 4 1
J V 4 0 1 0
J V 4 0 0 9
C 4 2
J V 4 0 0 8
J V 4 0 0 6
J V 4 0 0 5
J V 4 0 0 7
RY21
9 . R
8 . R
7 . R
6 . R
5 . R
4 . F
3 . F
2 . F
1 . F
2 . V + 1
1 . G N D
2 . G N D U
1 . F A N + 1 0 V
C N 4 0 0 7
C N 4 0 0 1
1 . W . U P
2 . A C R Y
3 . G N D S T
4 . P R Y 2
5 . P R Y 1
1
5
CN4001
1
5
CN4001
AD
CN8
R18
[[ G ]]
A30C5/C7
CN16
TO FAN (FOR
140
150
160
17

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