Block Diagram - Main Section - Sony HCD-GNZ5D Servise Manual

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3 7 6 3 1 5 1 5 0
7-4. BLOCK DIAGRAM — MAIN SECTION —
TM901
LCH 5
FM 75Ω
3 R-CH
RCH
COAXIAL
+9V 4 A+9V
ANTENNA
DIN
DO 8
DOUT
6
DI
AM CLK
CL 7
CE
9
CE
TUNED
TUNED 1
MIC AMP
J1002
IC1001 (1/2)
MIC 1
RV1001
MIC LEVEL
(DECK A)
HP901
PB
HEAD
R-CH
(DECK B)
REC/PB
T E
L 1 3 9 4 2 2 9 6 5 1 3
HEAD
R-CH
HRPE901
T601
Q627,
Q628 BIAS OSC
ERASE
Q601
HEAD
TAPE MUTE CONTROL
R-CH
MECHANISM Q629-631
DECK
BLOCK
B PHOTO
A PHOTO
B MODE
A MODE
B HALF
A HALF
REC(REV)
REC(FWD)
CAP M+
B SOL
A SOL
w w w
HCD-GNZ5D
FRONT L
VIDEO
C
DOWN MIX L
SECTION
(Page 28)
PB(DECK A)
PB(DECK B)
REC(DECK B)
MIC AMP
IC1001 (2/2)
RE701
DISC TRAY
ADDRESS
DETECT
IC731
Q602,603
MUTE Q731
A+9V TABLE
Q622
ADDRESS
SENSOR
MUTE CONTROL
Q623,624
CAP M DRIVE
Q103,104
B SOL DRIVE
Q101,102
A SOL DRIVE
Q105,106
RF/SERVO
A
MIC
SECTION
(Page 27)
IC701
LOADING
M751
M
4 7
MOTOR
(LOADING)
2 9
DRIVE
IC712
TABLE
M741
M
4 7
MOTOR
(TABLE)
2 9
DRIVE
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REC/PB AMP,
SOUND CONTROLLER
IC201
Q272 POWER AMP
57 SUR1
3 DM
TUNER
4 INB1
LOUT 28 15
75 PB A
27
BBB1
MUTE
76 PB B BBA1 25
Q701
DBFB
17 REC
SWITCH
Q212
MIC
MIC
59 53
35 34
Q271
SYSEM CONTORL
IC101 (2/3)
3 1
VACS/
69 DIN 88
ILLUMI
70 DOUT
VACS2 8
71 CLK ST
68 CE
19 TUNED
AC DET
MUTE
CONTROL
Q728
97 CDM ENC0/1/2 AC DET
AC4
D763,Q721-723
CLOSE OPEN
Q Q
3 7 6
S751
OPEN/CLOSE
CDM EJECT
CDM
/PROTECT 95
100 DETECT
TBL-SENS
86 BIAS
84 SHUT(B)
SHUT(A)
83
82 PLAY SW(A)&(B)/A-HALF
85 B-HALF/REC
78 TRG(B)
VIDEO MUTE VIDEO
B
VIDEO MUTE 6
SECTION
(Page 28)
79 TRG(A)
21 PB/REC TA MUTE
8
24 CAPM SW
HP MUTE 9
FUN ON/OFF 6
FUN CTRL 12
FRONT RELAY
7
19 POS
LOD
20
NEG
17 POS
TBL
18
NEG
u 1 6 3
SIGNAL IN/OUT CONTROL
IC102 (1/2)
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2 4
8 9 9
OVERHEAT
DET
TH401,Q416,417
IC401
RY481
+RE 6
IN
-RE 7
OVERLOAD
ST-BY
R-CH
Q481,482
DET
13
Q401
R-CH
Q282,283 D753
DBFB
DET
RELAY
SWITCH
IC203
R-CH
2
PROTECT
SWITCH
1 4
DET
Q281
3
Q402,403
MUTE
CONTROL
MUTE
Q703
MUTE CONTROL
AC DET
Q729
3 1 5 1 5 0 8 9 2
• Signal Path
: AUDIO
: TUNER
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
: VIDEO
: COMPONENT VIDEO
• R-CH is omitted due to same as L-CH.
m
c o
HCD-GNZ5D
2
8 9 9
TM401
L
FRONT
R-CH
SPEAKER
+VH
R-CH R
AC
AC3
DET
R-CH J1004
PHONES
FUNCTION/
POWER
H
HP SW
SECTION
(Page 30)
4 9 8 2 9 9
Q791-795,
797
FAN FAN901
SWITCH
FAN