Sony HCD-GN700 - Schematic Diagram - Power Amp Board

HCD-GN700/GX8800
4545
7-16. SCHEMATIC DIAGRAM – POWER AMP Boards –
(Page 47)
R
501
R
551
R504
D501
D551
R
509
R
559
R582
R
581
C581
R561
Q
506
Q
505
R524
R
520
C544
C545
R592
R533
R532
JW
566
JW
567
D
506
Q
510
R527
R528
R529
R530
C516
D510
D507
J
W
885
CN
503
CN
504
D
502
R
508
R
558
N
O
502
R578
C502
C552
C501
C551
C554
C504
R
512
R517
R
516
R
513
R
515
R
514
D581
R
519
C559
C509
R
521
R522
Q
514
C512
RY
501
R545
C524
C523
R
Y502
R
548
R547
D511
JW
884
JW
890
JW
886
TH
502
R
571
TH501
JW
891
JW
887
R
577
JW927
JW
871
C596
R531
R555
R556
R557
R507
Q
501
Q
551
D503
D504
C503
R503
R
553
C553
R511
D543
C546
R542
EP501
C513
C542
R
541
C592
R
591
C591
C541
R523
R
502
R
552
R
554
R
518
R506
JW926
C527
R
565
R
564
D
509
D508
C517
R
546
R
573
R
566
R
567
R
570
R569
Q581
Q
504
Q
517
Q516
R
572
R568
Q
518
Q
513
Q
515
C526
C
507
C508
Q
511
C558
C557
EP502
R505
D
541
R540
R
539
IC501(1/2)
IC501(2/2)
Q503
1k
1k
47k
1SS133T -72
1SS133T-72
10
1/2W
10
1/2W
33k
33k
22
50V
100
1/4W
FR
2SC2785
2SC2785
3.3k
1W
3.3k
1W
0.1
100V
0.1
100V
100k
47k
100k
1SS133T
2SC2785
56k
47k
22k
22k
100
10V
1SS133T
1SS133T
13P
6P
1SS133T
0.1
5W
0.1
5W
560k
1000p
1000p
4.7
50V
4.7
50V
100
10V
100
10V
1
1/4W
FR
10k
10k
33k
22k
2.2k
1SS133T-72
68k
22
100V
22
100V
100k
100k
2SC2785
0.01
RELA
Y
24V
1k
0.01
25V
0.01
25V
47k
47k
1S
S133T
47k
100
2200
100V
330k
820
33k
100k
100k
2SC1841
OV
ER LO
AD
DETECT
2SC1841
OVER LO
AD
DETECT
M
TZJ-T-72-18C
M
TZJ-T-72-18C
220p
330
330
220p
100
1/4W
FR
D
5SBA20
2200
100V
100k
TER
M
IN
AL, EAR
TH
0.01
3300
50V
100k
3300
50V
100k
0.1
0.1
100k
47k
47k
47k
33k
33k
0.01
25V
22k
22k
1SS133T
1SS133T
10
50V
22k
100k
10k
10k
10k
47k
2S
C1841
STAN
D
BY
SW
ITCH
2SC1841
STAN
D
BY
SW
ITCH
2SA
1175TP-HFE
2SC2785
100k
10k
2SC2785
FAN
M
O
TO
R
ON
SW
ITCH
2SC2785
2SA1175TP-H
FE
10
50V
0.068
0.068
2SC2785
R
ELAY
SW
ITCH
0.068
0.068
EAR
TH
820
D
5SBA204101
STK412-150
POW
ER
AM
P
PO
W
ER AM
P
2SA988TP-PAFAEA
S
TAN
DBY
S
W
ITC
H
R CH
L CH
R
CH
R
GN
D
L CH
L GN
D
REA
R R
-CH
R
EAR
L-CH
VH
VH
VL
VL
REA
R R
G
ND
*1
*1
+
+
+
–
–
–
–
+
R
L
R
L
(IM
P
EDAN
CE U
SE 6-16
Ω)
FRON
T SP
EAKER
(IM
PEDAN
CE U
SE 24
Ω)
SU
RR
O
UN
D
SPEAK
ER
TM
501 8P
R
ELAY D
R
IV
E
FR
O
N
T SPEAKER
R
ELAY D
R
IVE
FR
O
N
T SPEAKER
SW
ITCH
O
VER
LO
AD
D
ETECT
SW
ITCH
D
ETECT
Q
505,506,514
TEM
PERATUR
E
R
ELAY D
R
IVE
SU
R
R
O
U
N
D
SPEAKER
PR
O
TECT
RELAY D
RIVE
SU
RR
OU
ND
SPEAKER
PR
OTECT
GX
8800
G
N700
*1 R
539,540
560/2W
680/2W
STK412-150