Sony HCD-GN660 - 7-4. BLOCK DIAGRAM - MAIN SECTION

HCD-GN660/GN770/GX9000
3030
HCD-GN660/GN770/GX9000
7-4. BLOCK DIAGRAM – MAIN SECTION –
AUDIO1–DATA
AUDIO1–CLK
65
61
39
66
M891
(FAN)
+
–
+
–
+
–
–
+
FRONT
SPEAKER
L
R
L
R
PHONES
J851
RY646
VL (AC)
SYSTEM CONTROL
IC401 (3/4)
CD L-CH
A
CD SECTION
(Page 28)
TAPE L-CH
C
TUNER L-CH
F
TUNER/TAPE DECK
SECTION
(Page 29)
TUNER/TAPE DECK
SECTION
(Page 29)
E
TUNER/TAPE DECK
SECTION
(Page 29)
TM602 (1/2)
+
+
–
TM600
TM601 (1/2)
TM602 (2/2)
TM601 (2/2)
D654
D655
FAN MOTOR
DRIVE
Q851, 852
FAN MOTOR
ON SWITCH
Q629
OVER LOAD
DETECT SWITCH
Q648
OVER LOAD
DETECT
Q668, 618
M
HEADPHONE MUTING
Q640, 641
MUTING CONTROL
SWITCH
Q634, 682
–
RY665
JW691
+
+
TH629
TH630
+
D627
MUTING
Q570
MUTING CONTROL
SWITCH
Q505, 506
STANDBY
SWITCH
Q604, 606, 610
R-CH
D624
R-CH
R-CH
28
27
3435
TONE/
VOLUME
CONTROL
SOUND
CONTROL
CIRCUIT
INPUT
SELECT
SWITCH
R-CH
INPUT SELECT SWITCH,
TONE CONTROL,
ELECTRICAL VOLUME
IC101 (2/2)
4
3
1
59
DATA
AMS
CLOCK
6
2
108
CPU
INTERFACE
R-CH
J501
L
R
VIDEO/MD
(AUDIO) IN
R-CH
RV801
J850
J504
L
R
GAME
INPUT
REC L-CH
SPEANA
D
TUNER/TAPE DECK
SECTION
(Page 29)
H
DISPLAY SECTION
(Page 31)
MIC
AUDIO
VIDEO OUT
VIDEO
J801
MIC AMP
IC850 (1/2)
FEED BACK
SWITCH
Q101
SURROUND
SPEAKER PROTECT
RELAY DRIVE
Q666
FRONT SPEAKER
RELAY DRIVE
Q644, 647
POWER AMP
IC600
OVER CURRENT
PROTECTOR
IC627
MIC
LEVEL
MIC AMP
IC850 (2/2)
78FR RELAY
34LINE MUTE
77LINK-RELAY
79HP MUTE
33HP DET
81PROT
69AC CUT MAIN
94THERMAL VACS
80STK-MUTE
TEMPERATURE
DETECT SWITCH
Q628, 630
2
TXD1
REC MUTE
STB
XTCN
RESET
3
RTS1
6
CLK1
31
100
SW MUTE
EVER +4V
CNVSS
TCN/
MICDET
AMS-IN
AMS MUTE
CNVCC
9
7
RXD1
9
RESET
ON BOARD
PROGRAM
MCU VCC
CN VSS
5
8
CN512
53
25
14
18
11
10
8
9
12
43
+
CTOUT
1
OCP
2
VP
BIAS
Q721
Q402
15 17
14
EQ
B
CD
SECTION
(Page 28)
G
DISPLAY
SECTION
(Page 31)
D501
AMS AMP
Q115-117
DRIVE
Q124, 526, 527
JW681
SPEAKER
L
R
SURROUND
SPEAKER
GN660
GN770/GX9000
• R-ch is omitted due to same as L-ch.
• Signal path
F : TUNER (FM/AM)
E : TAPE PLAY
G : REC
J : CD PLAY
q : VIDEO/MD (AUDIO) IN
j : GAME INPUT (AUDIO)
k : GAME INPUT (VIDEO)
N : MIC INPUT
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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