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CCD-TR317E/TR417E/TR427E/TR617E/TR717E/TR918E/
TRV37E/TRV47E/TRV48E/TRV57E/TRV67E/TRV87E
3-9. AUDIO BLOCK DIAGRAM (1/2)
VC-234 BOARD
IC701
(4-32)
AFM PROCESS
CN982
BPF MON
5
PB RF
(FOR CHECK)
6
A FADE
(IC291 47
)
PB 1.5M
26
PB RF
BPF
(IC101
14
)
PB 1.7M
AU BPF
28
45
(IC291
)
1.5M DEV
18
1.5M DEV
(IC291
44
)
CAMERA/VIDEO(2)
(SEE PAGE
3-8)
REC RF
REC AFM
29
1
(IC101
)
FSC
FSC
14
79
(IC201
)
1.7M DEV
1.7M DEV
17
(IC291
46
)
ZM MIC CONT
ST/MONO
(IC291
48
)
19
DET
20
24
16
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
32
9
MIC(L)
63
LINE(L)
64
NR
AGC
MIC(R)
2
LINE(R)
3
IR(L)
55
HP(L)
52
Q711
LINE(L)
57
MX
MTX
IR(R)
56
Q710
LINE(R)
58
MOD/DEMOD
HP(R)
54
Q709
BUFFER
AU XIN/OUT
VC SO
21
BUS
XVC SCK
22
DECODER
XCS AU
23
NR
Q707
ON/OFF
POWER MUTE
59
MUTE SWITCH
SP+
49
SPEAKER
AMP
SP-
51
SP VCC
31
60
41
46
48
AU 4.75V
AU 2.8V
MT 4.75V
XMIC MONO
3-17
IR VIDEO
CAMERA/
VIDEO(1)
(IC641 24
)
(SEE PAGE
VIDEO CAR
3-6)
(IC291 39
)
VIDEO DEV
(IC291
40
)
CAMERA/
VIDEO(2)
(SEE PAGE 3-8)
AUDIO DEV
38
(IC291
)
IR L OUT
IR R OUT
(LASER LINK MODEL)
Q704
Q706
Q703
(TRV MODEL)
SE-101 BOARD
Q701
CN971
CN451
HP SENSE
4
4
HEADPHONE R
3
3
(STEREO MODEL)
HEADPHONE L
2
2
(TR MODEL)
(TRV MODEL)
PJ-99 BOARD
PJ-100 BOARD
CN971
CN101
AUDIO L I/O
14
4
AUDIO R I/O
12
2
JACK MONO
11
1
SWP
47
(IC902
)
XCS AU
(IC902
20
)
80
VTR/CAMERA
VC SI
(IC902
)
CONTROL
VC SO
(IC902
79
)
(SEE PAGE 3-9)
VC SCK
(IC902
78
)
AU XIN/OUT
(IC902
51
)
TR MODEL
: CCD-TR317E/TR417E/TR427E/TR617E/TR717E/TR918E
TRV MODEL
: CCD-TRV37E/TRV47E/TRV48E/TRV57E/TRV67E/TRV87E
STEREO MODEL
: CCD-TR918E/TRV87E
MONAURAL MODEL
: CCD-TR317E/TR417E/TR427E/TR617E/TR717E/TRV37E/TRV47E/TRV48E/TRV57E/TRV67E
LASER LINK MODEL
: CCD-TR918E/TRV87E
A 4.75V
HPF
IC751
(4-21)
IR TRANSMITTER
35
32
31
27
25
VCC
VCC
39
VIDEO
24
41
SIGNAL
MIX
DRIVE
PROCESS
22
18
45
EXCEPT
LASER
AMP
16
+
LINK
MODEL
46
AUDIO
15
SIGNAL
48
PROCESS
STBY
14
OSC VCC
7
12
A 4.75V
J451
HEADPHONES
AUDIO L
(MONO)
AUDIO R
J101(1/3)
(STEREO MODEL)
CN975
CN001
21
25
22
24
CF-67 BOARD
BEEP SIG
56
(IC803
)
82
EXT MIC DET
(IC803
)
XWIND ON
(IC803
3
)
MODE
CONTROL(2)
HP SENS
(IC803
31
)
(SEE PAGE 3-16)
83
JACK MONO
(IC803
)
IR ON
(IC803
43
)
SIRCS PWM
(IC803
59 )
3-18
IR DRV CL
18
IR DRV EM
19
MIC L
6
MIC R
8
AUDIO(2)
(MA-374/375)
(SEE PAGE
3-19)
XWIND ON
12
XMIC MONO
10
EXT MIC DET
9
ZOOM MIC CONT
11
CN972
CN003
SP+
1
SP901
SP-
2
SPEAKER
(TRV MODEL)
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