Sony HCD-V909AV / MHC-V909AV Service Manual ▷ View online
HCD-V909AV
— 23 —
— 24 —
IC611
R CH
HP101
PB HEAD
(DECK A)
(DECK A)
L
R
RV311
PLAYBACK
LEVEL
DECK A
IC601
R CH
L
R
RV301
PLAYBACK
LEVEL
DECK B
3
1
IC602
4
REC/PB
EQOUT
REC BIAS
BIAS OSC
T621, Q621, 622
ERASE HEAD
ERASE BIAS
4
2
B IN
A IN
12
PB-A/B
EQIN
10
11
RV301
REC LEVEL
10
RECOUT
BIAS SW
NORM
CROM
70
120
DOLBY
TYPE B
TYPE B
+7.5V
Q623, 901
RIN
6
PB
19
14
16
17
8
20
PB OUT
LM ON/
OFF
BIAS ON/OFF
RM ON/OFF
PB L
REC L
PB A/B
NORM/HIGH
REC/PB/PASS
BIAS ON/OFF
RM ON/OFF
RELAY REC/PB
09
E
MAIN
SECTION
LM ON/OFF
NORM/
HIGH
PAS
DOL
P
R
REC/PB HEAD
(DECK B)
X
DECK PROCESS
DOLBY NR
IC401
HRPE101
RV341
REC
BIAS
24 25
18
NR ON/
OFF
NR ON/OFF
13
S1004
A CrO
2
S1008
B CrO
2
15
A 120/70
B 120/70
M
CAP M SWITCH
Q405, 407
SPEED
CONTROL
Q651
SWITCH
Q406
RV652
HIGH
SPEED
RV651
NORMAL
SPEED
M1
CAPSTAN
MOTOR
CAP M ON/OFF
CAP M H / L
REEL
DETECT
Q1001
A SHUT
B SHUT
REEL
DETECT
Q1002
S1001 (A PLAY)
+5V
S1002 (B PLAY)
A PLAY
B PLAY
A HALF
S1003
(A HALF)
+5V
S1005
(REC A)
S1006
(B HALF)
S1009
(REC B)
SWITCH
Q408, 409
TRIG H / L
B TRIG
A TRIG
4
6
5
TRIGGER
MOTOR
DRIVE
IC402
VZ
IN2
IN1
OUT1
OUT2
2
10
M
M2
TRIGGER
MOTOR
BHALF
(Page 25)
• R CH : Same as L ch
• SIGNAL PATH
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
• SIGNAL PATH
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
R CH
CN403
1
3
— DECK SECTION —
— 25 —
— 26 —
HCD-V909AV
+
+
BB22
BB12
EQUALIZER / VOLUME
IC201
DBFB
SWITCH
Q201
MUTE
Q254
MUTE
Q602
REAR
REAR
CENTER
CENTER
FRONT
DBFB
POWER ON/OFF
R RELAY
MUTE
Q601
MUTE
SWITCH
Q120
45
44
43
42
38
40 41
X601
8MHz
67 – 100 • 1
51 – 66
FL601
FLUORESCENT INDICATOR TUBE
VF
12
13
X-OUT
X-IN
37
33
KEY 5
KEY 1
JOG-A
JOG-B
26
41
LED1
LED16
LED SELECT
SIRCS
39
DISPLAY CONTROL
IC601
DATA
CLOCK
28
27
14
RESET
LED
SWITCH
PANEL LED
REMOTE
CONTROL
RECEIVER
IC602
ROTARY
ENCODER
KEY
MATRIX
6
OPEN
CD POWER
STK MUTE
D+5V
SEG-1–SEG-35
GR-1–GR-16
24
40
VOL-A
VOL-B
ROTARY
ENCODER
VOLUME
S602
S681
S601
Q601-603
42
43
43
44
45
SPEANA 1
SPEANA 2
SPEANA 3
SPEANA 4
SPEANA 2
SPEANA 3
SPEANA 4
D/A
6
5
7
AMP
IC861
1
7
3
5
IC603
AMP
REAR
CENTER
FRONT
MICON
INTERFACE
EQ
3
62
61
69
71
32 33 34
4
3
65
64
LATCH
REC 2A
PB L
REC L
1
2
3
4
5
9
10
6
INPUT SELECT
IC102
V
TC
ST
CD
B
A
INH
29
30
28
MUTE
Q121
9
96
26
27
28
97
94
95
87
88
D951
RESET
SWITCH
Q951
RESET
IC951
+5V
11
10
X701
5MHz
15
20
14
13
09
46
100
CD POWER
STK MUTE
44
45
66
70
69
68
72
COM DOUT
COM CLK
COM CLK
ST DIN
STEREO
TUNED
ST CE
ST MUTE
ST DOUT
RELAY
TC MUTE
A PLAY SW
B PLAY SW
B PLAY SW
427 LAT
81
80
79
78
TBL L
TBL R
DISC SENS
DISC SENS
T SENS
98
2
1
POWER
DBFB H/L
TA MUTE
55
56
IIC DATA
IIC CLK
RESET
AC CUT
X1
X2
XT1
XT2
X702
32.768KHz
MASTER CONTROL
IC701
7
R RELAY
K CON LAT
K CON ON
K CON ON
89
90
91
92
93
82
83
83
84
85
86
PB A/B
R/P PASS
BIAS
REC MUTE
NR ON/OFF
A SHUT
B SHUT
B HALF
A HALF
EQ H//N
CAP H/N
A TRG
B TRG
B TRG
TRG LOW
CAP M ON/OFF
4
5
RELAY REC/PB
ST L
COM DIN
COM DATA
STEREO
TUNED
ST CE
MUTE
L CH
OPEN
ENC-1
ENC-2
ENC-3
LOAD IN
LOAD OUT
OUT OPEN
ENC-1
ENC-2
ENC-3
LOAD IN
LOAD OUT
TBL. R
TBL. L
DISC SENS
T. SENS
XRST
XRST
IIC-DATA
IIC-CLK
E
DECK
SECTION
C
CD
SECTION
A SHUT
BIAS ON/OFF
B SHUT
RM ON/OFF
LM ON/OFF
REC/PB PASS
B HALF
A HALF
A PLAY
A PLAY
B PLAY
PB A / B
NORM/HIGH
NR ON/OFF
CAP M H/L
A TRG
B TRG
B TRG
TRIG H/L
CAP M ON/OFF
INPUT CHANGE
MUTE
CONTROL
Q123,124
54
L-IN
C-OUT
S-OUT
S-OUT
L-OUT
DATA
CLK
EN
41
42
40
34
35
37
DOLBY PRO LOGIC
IC601
REAR
FRONT
3
4
4
2
8
10
2
3
4
DATA
CLK
EN
3
4
4
2
13
DELAY
IC602
S-IN
S-OUT
L-MIX
OUT
16
23
24
XTAL
X601
8MHz
8MHz
XTAL
CENTER
FRONT
FRONT
41
42
VOL LAT
PL LAT
3
4
1
2
A
KEY CON
SECTION
SECTION
(Page 24)
(Page 18)
(Page 20)
L-IN
3
14
2
8
9
4
3
1
3
1
10
15
VOLUME
IC604
OUT
LATCH
DATA
CLK
IN
IN
OUT
D
VIDEO
SECTION
(Page 22)
MUTE
SWITCH
Q912
F
POWER
SECTION
SUPER WOOFER
AMP
IC105
DBFB
SWITCH
Q202
67
29
46
38
L+R
DOOR SW
= AMS +
• R CH: Same as L ch
• SIGNAL PATH
: FM
: CD
: PB
: REC
: VIDEO
• SIGNAL PATH
: FM
: CD
: PB
: REC
: VIDEO
(Page 27)
5
6
L IN
DATA
CLK
LATCH
K CON
L OUT
3
4
5
6
6
FM/AM
TUNER PACK
ENCAPSLATED
COMPONENT
IN L
VIDEO/MD
(AUDIO)
OUT L
J101
64
63
60
61
75
76
63
60
61
75
76
57
36
D.OUT ON/OFF
DOUT ON/OFF
MUTE
Q130
SUPER
WOOFER
J102
R ch
3
10
•
15
•
16
•
18
23
— MAIN SECTION —
HCD-V909AV
— 27 —
— 28 —
• R CH : Same as L ch
• SIGNAL PATH
: FM
• Abbreviation
SP : Singapore model.
IA : Indonesian model.
CH : Chinese model.
• SIGNAL PATH
: FM
• Abbreviation
SP : Singapore model.
IA : Indonesian model.
CH : Chinese model.
Rch
Q323
Rch
1
2
4
7
PROTECTOR
IC301
PROTECT
SWITCH
Q301
RY402
OVER LOAD
DET
Q601,651
THERMAL
DET
Q670,671
THP670
1
10
6
13
18
RY401
–1
–2
POWER AMP
IC601
IC601
OVER LOAD
DET
Q201
Rch
POWER AMP
IC201
FRONT
REAR
CENTER
DBFB
STK MUTE
R RELAY
D5V
SWITCHED
D905
+5V
D7V
A+7.5V
A–7.5V
+5V REG
IC902
+7V REG
IC903
+12V REG
IC904
+12V
ST 10V
PRO-LOG 10V
+10V REG
IC905
+7V, –7V REG
IC901
Q907
Q901
VFDP
E,SP,IA,CH
UNREG
–12V
POWER B+
POWER B–
SURR B+
SURR B–
AC
IN
AU/D5V SW
CD POWER
6
1
10
REAR
CENTER
FRONT
FRONT
SPEAKER
TM401
PHONES
J760
Rch
HP / SP
SWITCHING
Q401,405
FRONT
REAR
CENTER
SURROUND
SPEAKER
TM402
6
–1
RELAY
DRIVE
Q404
Q404
Rch
FAN MOTOR
DRIVER
Q961, 962
M
UNREG
–12V
–12V
M901
FAN
MOTOR
REAR
CENTER
3
1
3
1
1
10
2
9
4
3
1
3
1
RELAY
DRIVE
Q403
RELAY
CONTROL
Q402
MUTE
SWITCH
Q331
POWER ON/OFF
+5V REG
Q906
+7.5
–7.5
EN
V
CC
V
EE
RECT
D901
D901
VF REG
Q941
RECT
D104,105
VOLTAGE
SELECTOR
S501
RECT
D101
D101
RECT
D102
D102
RECT
D302,303
VF
VF
T501
POWER
TRANSFORMER
MAIN
SECTION
F
09
(Page 26)
+5V SW
Q9003
+5V REG
IC9002
3
1
Q9004
A+5V
(SW)
(SW)
+5V SW
Q9001
+5V REG
IC9001
3
1
+3.3V REG
IC801
2
1
Q9002
D+5V
(UNSW)
D+5V
(SW)
D+3.3V
DOUT
+B
SWITCH
Q841, 842
DOUT ON/OFF
OPT 5V
— POWER SECTION —
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