Sony CCD-TRV67 - Video Camera Recorder 8mm, Service Manual

Page: 55 / 228

CCD-TR317/TR517/TRV17/TRV37/TRV47/
TRV57/TRV57P/TRV67/TRV87/TRV87P
3-19 3-20
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram. 3-9. AUDIO BLOCK DIAGRAM (1/2)
CN982
5
6
(SEE PAGE 3-10)
CAMERA/VIDEO(2)
BPF MON
PB RF
A FADE
(IC101
PB RF
(IC101
AU BPF
(IC291
1.5M DEV
(IC291
REC AFM
(IC291 47
45
1
14
44
MX
MTX
NR
FSC
46
(IC201
1.7M DEV
(IC291
(IC291
ZM MIC CONT
48
ST/MONO
DET
XMIC MONO
VC SO
XVC SCK
XCS AU
Q707
ON/OFF
MUTE SWITCH
BUS
DECODER
MIC(L)
LINE(L)
MIC(R)
LINE(R)
HP(L)
LINE(L)
HP(R)
Q711
Q710
Q706
Q703
POWER MUTE
BUFFER
AU XIN/OUT
AFM PROCESS
IC701
NR AGC
DRIVE MIX
AMP
HPF
VIDEO
SIGNAL
PROCESS
AUDIO
SIGNAL
PROCESS
VCC VCC
OSC VCC
A 4.75V
24
32 27 35
45
12
15
14
41
18
46
31
22
39
48
25
16
7
STBY
19
8
12
6
18
10
9
11
IR DRV CL
IR DRV EM
MIC L
MIC R
XWIND ON
XMIC MONO
EXT MIC DET
ZOOM MIC CONT
+
21
22
3
4
2
SE-101 BOARD
CN451
4
1
2
PJ-99 BOARD
CN101
4
11
14
2
3
12
SWP
XCS AU
VC SI
VC SO
VC SCK
AU XIN/OUT
EXT MIC DET
XWIND ON
HP SENS
JACK MONO
IR ON
SIRCS PWM
BEEP SIG
J101(1/3)
J451
HEADPHONES
HP SENSE
HEADPHONE R
HEADPHONE L
AUDIO R I/O
AUDIO L I/O
JACK MONO
IR ON SIRCS PWM
FSC
CN971
CN971
(IC902
78
20
47
80
79
51
VTR/CAMERA
CONTROL
(SEE PAGE 3-11) VC SI SWP
25
24
1
2
CF-67 BOARD
SP+
SP-
SP901
SPEAKER
(FOR CHECK)
28
9
14
18
29
51
23
2
21
3
63
22
64
52
26
57
20
32
17
24 31
19
54
59
VC-234 BOARD
79
1.5M DEV
REC RF
FSC
1.7M DEV
MOD/DEMOD
BPF
PB 1.5M
PB 1.7M
Q709
IR L OUT
IR R OUT
VIDEO CAR
VIDEO DEV
IR VIDEO
AUDIO DEV
(IC291
39
40 (IC291
(IC641
24
38
(IC291
CAMERA/
VIDEO(2)
A 4.75V
IR TRANSMITTER
IC751
CN975 CN001 CN003
16
CN972
)
)
)
)
)
)
)
)
60
AU 4.75V AU 2.8V
41 46
MT 4.75V
48
SPEAKER
AMP
49
SP+
SP-
58
LINE(R)
IR(R)
56
IR(L)
55
EXCEPT
LASER
LINK
MODEL
)
)
)
)
CAMERA/
VIDEO(1)
(LASER LINK MODEL)
Q701
Q704
(MONO)
AUDIO L
AUDIO R
(STEREO MODEL)
(STEREO MODEL)
PJ-100 BOARD
(TRV MODEL) (TR MODEL)
(TRV MODEL)
)
) (IC902
) (IC902
) (IC902
) (IC902
) (IC902
3
)
31
)
(IC803
MODE
CONTROL(2)
43
)
)
(IC803
)
82
)
(IC803
56
(IC803
(IC803
(SEE PAGE 3-18)
(IC803
83
59 )
(IC803
AUDIO(2)
(MA-374/375)
TR MODEL : CCD-TR317/TR517
TRV MODEL : CCD-TRV17/TRV37/TRV47/TRV57/TRV57P/TRV67/TRV87/TRV87P
STEREO MODEL : CCD-TRV87/TRV87P
MONAURAL MODEL : CCD-TRV17/TRV37/TRV47/TRV57/TRV57P/TRV67/TR317/TR517
LASER LINK MODEL
: CCD-TRV87/TRV87P
SP VCC
(TRV MODEL)
(4-32)
(SEE PAGE
3-8)
(4-21)
(SEE PAGE 3-10)
(SEE PAGE
3-21)