Sony HCD-GN600 Service Manual page 30

HCD-GN600
Q Q
3 7 6 3 1 5 1 5 0
– MAIN/POWER Section –
REC L-CH
TUNER/TAPE DECK
D
SECTION
SPEANA
F
DISPLAY SECTION
J117
L
VIDEO/MD
19
(AUDIO) IN
R
R-CH
CD L-CH
A
CD SECTION
IND1
6
INB1
INPUT
4
TUNER L-CH
INC1 SELECT
TUNER/TAPE DECK
E
5
SWITCH
SECTION
INA1
3
TAPE L-CH
TUNER/TAPE DECK
C
SECTION
INEX1
7
2
J601
L
AUDIO
J716
R
R-CH
GAME
VIDEO OUT
T E
INPUT L 1 3 9 4 2 2 9 6 5 1 3
VIDEO
J721
MIC AMP MIC AMP
MIC IC722 (1/2) IC722 (2/2)
Q721
RV722
MIC
LEVEL
w w w
INPUT SELECT SWITCH,
TONE CONTROL,
ELECTRICAL VOLUME
IC102
8
BB A1
+
R-CH
BB B1
OUT1
TOUT1 VOLIN1
VOLUME
14 15
CONTROL
SOUND
CONTROL R-CH
CIRCUIT
CPU
INTERFACE
21 22
79 80
SYSTEM CONTROLLER
IC501 (3/4)
PROTECTOR
FRONT-RELAY
BIAS
A+9V
STK-MUTE
VACS IN
HP MUTE
HP DETECT
LINE-MUTE
x a o
. i
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R-CH
D130
FEED BACK
SWITCH
Q101
16
POWER AMP
17
IC501
11
18 18
10
8
R-CH 14
9
MUTING
12
Q620
R-CH
OVER LOAD
DETECT
Q501, 551
OVER CURRENT
PROTECTOR
IC502
STANDBY
2 VP
SWITCH
Q503, 504, 581 1 OCP
D502
Q Q
3 7
+
3 OUT CT
78
83
TEMPERATURE
DETECT SWITCH
Q505, 506
FAN MOTOR
75 ON SWITCH
Q518
Q602
TH502
TEMPERATURE
81 DETECT SWITCH
Q514
76
50
MUTING CONTROL
SWITCH
Q650, 651
77
u 1 6 3
y
30 30
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2 4
8 9 9
HEADPHONE MUTING
Q671, 624
MUTING CONTROL
SWITCH
Q652
VL (AC)
VL (AC)
RY501
D509 D508
6 3 1 5 1 5 0 8 9
OVER LOAD RELAY
FRONT SPEAKER
4 DETECT SWITCH
SWITCH
RELAY DRIVE
Q510
Q511 Q516, 517
M891
(FAN)
FAN MOTOR
M
DRIVE
Q851, 852
TH501
m
c o
.
2
8 9 9
J631
PHONES
TM501
+
L
–
SPEAKER
IMPEDANCE
+
USE 6–16Ω
R
–
2 4 9 8 2 9 9
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: TUNER (FM/AM)
: TAPE PLAY
: REC
: CD PLAY
: VIDEO/MD (AUDIO) IN
: GAME INPUT (AUDIO)
: GAME INPUT (VIDEO)
: MIC INPUT