Schematic Diagram - Amp Board (2/2) - Sony CX-BK2 Service Manual

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7-18. SCHEMATIC DIAGRAM – AMP Board (2/2) –
(2/2)
CN004
13P
VH+
VH-
VL+
VL-
FAMP-A-GND
SP-GND
SP-GND
VM+9V
POWER-MONITOR
(Page 55)
O-POWER
RELAY GND
DC-DET
CN006
6P
+7.0V
GND(+7.0V)
+12V
GND(+12V)
VCC
VM+9.0V
(Page 41)
CN003
4P
REG
REG-GND(+7V)
REG-GND(+4V)
JW041
JW042
REG-GND(+12V)
(Page 55)
R686
Q618
3.3k
2SK3053
SWITCHING
R699
3.3k
D626
FMB-G16L
D624
1SS355TE-17
R692
3.3k
R683
4.7k
D625
MA8180
C633
JW601
47
35V
C635
0.068
C641
R674
47
47k
35V
D633
R658
R678
R679
1SS355TE
330
33k
5.6k
-17
Q619
Q617
2SK3053
2SA1235
1SS355TE
SWITCHING
R672
4.7k
R671
D635
10k
1SS355TE
C634
D627
47
FMB-G16L
63V
JW602
D002
1SS355
JW014
+7V REGULATOR
IC001
TA7807S
I
O
G
JW017
C004
C003
C001
C002
22
47
0.1
0.1
50V
25V
(Page 44)
R695
D629
R681
C636
22k
1SS355TE-17
15k
100p
1/2W
C637
D623
47
1SS355TE-17
63V
Q620,621
OUTPUT LEVEL
R676
DETECT
2.7k
Q620
2SD814A(RS)
R682
R693
15k
3.3k
Q621
C638
2SC3052F-T
330p
1-LF
D630
R691
R685
C640
R669
UDZSTE1715B
120
2.2k
330p
10k
Q622
R659
R675
R643
R653
R641
R664
2SB792A(RS)
270
2.2k
1.8k
3.3k
33k
3.3k
D637
1SS355TE
-17
C630
330p
D634
R660
C642
Q623
C643
-17
2.7k
22p
2SA1235
330p
R654
Q624
15k
2SA1235
C645
330p
R656
R670
R677
1.8k
15k
3.3k
Q617,622-624
-17
OUTPUT LEVEL
D636
D638
R655
R626
DETECT
1SS355TE
1SS355TE
1.5k
3.3k
-17
-17
JW023
45
45
D631
R661
C631
1SS355TE-17
3.3k
330p
R694
D632
R663
1SS355TE-17
10k
10k
R696
R698
R697
27k
1.5k
1.5k
R662
10k
TH502
TH501
R651
2.2k
R649
R648
220k
220k
Q611
DTA114EKA
R311
-T146
4.7k
Q610
2SA1163G-T
E85L
R652
47k
R650
10k
D301
1SS184
Q610,611
THERMAL DETECT
JW016
+12V REGULATOR
IC003
R302
TA7812S
470k
I
O
G
Q301
R305
2SC3052F
R303
10k
3.3k
R306
Q301-303
10k
Q302
FAN MOTOR DRIVE
2SA1235F
C005
C007
C008
22
0.1
0.1
50V
C009
47
25V
R307
Q303
3.9
2SA1015GR
CX-BK2
CN601
4P
FR SP OUT(R)
FR SP GND(R)
FR SP OUT(L)
FR SP GND(L)
(Page 49)
R312
4.7k
C301
1
50V
R301
47k
C302
47
25V
R304
220
C303
47
25V
CN303
3P
M301
(FAN)

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