Read Sony DCR-TRV270E / DCR-TRV280 / DCR-TRV285E (serv.man7) Service Manual online
DCR-TRV270E/TRV280/TRV285E
— 4 —
3. BLOCK DIAGRAMS
&
: Points added portion.
: Points changed portion.
!
: Points deleted portion.
3-1. OVERALL BLOCK DIAGRAM (1/5)
(Service manual page 3-2)
SUFFIX: -13
SUFFIX: -21, -31
(8/10)
4
7
9
9
AUDIO
PROCESS
14
1
6
V
XCS IC 5401
C
C OUT
Y
Y OUT
PB IN L, R
REC OUT L, R
SP+,–
R
L, R
AV JACK IN
OVERALL (2/5)
(PAGE 3-3)
Y/C MIX
BUFFER
BUFFER
(2/10)
IR ON
13
VOUT ON
4
VSP SO, XVSP SCK
VSP SO, XVSP SCK
56
58
58
62
64
64
2
3
3
3
2
2
15
16
16
A/D, D/A
CONVERTER
IC5402
DATA TO SFD
(8/10)
IC5401
26
27
L
MUTE
25
POWER MUTE
42
46
46
Q5401, 5403
BUFFER
Q3308
IC6501
3
SDC ON
13
OVERALL (3/5)
(PAGE 3-5)
5
BEEP
8
12
SFD BCK
DATA FROM SFD
9
11
SFD FCK
SFD LRCK
10
%
%
^
$
(8/10)
19
1
3
3
VIDEO OUT,
AUDIO IN/OUT
17
15
9
V
XCS IC 6501
C
C OUT
Y
Y OUT
PB IN L, R
REC OUT L, R
SP+,–
L, R
L, R
AV JACK IN
OVERALL (2/5)
(PAGE 3-3)
IR ON
4
VSP SO, XVSP SCK
VSP SO, XVSP SCK
26
25
25
24
23
23
20
21
21
3
2
2
15
16
16
A/D, D/A
CONVERTER
IC6502
DATA TO SFD
(8/10)
IC6501
37
38
38
42
44
44
BUFFER
Q3308
47
OVERALL (3/5)
(PAGE 3-5)
5
BEEP
8
12
SFD BCK
DATA FROM SFD
9
11
SFD FCK
SFD LRCK
10
&
SUFFIX: -13
SUFFIX: -21, -31
3-3. OVERALL BLOCK DIAGRAM (3/5)
(Service manual page 3-5)
IC4501
CAMERA/
MECHA
CONTROL
(6/10)
05
OVERALL (1/5)
(PAGE 3-2)
3
78
77
75
77
75
XCS IC 5401
43
VOUT ON
26
185
AV JACK IN
CAM SI, CAM SO, CAM SCK
59
DA STRB
128
HALL AD
187
XNS SW
HALL AD, XNS SW
98
MODULATOR
Q4502
MELODY CARR
MELODY ENV
202
BEEP
OVERALL (1/5)
(PAGE 3-2)
5
194
IR ON
209
SDC ON
MODULATOR
Q4501
VSP SO, XVSP SCK
!
!
IC4501
CAMERA/
MECHA
CONTROL
(6/10)
05
OVERALL (1/5)
(PAGE 3-2)
3
78
77
75
77
75
XCS IC 6501
43
185
AV JACK IN
CAM SI, CAM SO, CAM SCK
59
DA STRB
128
HALL AD
187
XNS SW
HALL AD, XNS SW
98
MODULATOR
Q4502
MELODY CARR
MELODY ENV
202
BEEP
OVERALL (1/5)
(PAGE 3-2)
5
194
IR ON
MODULATOR
Q4501
VSP SO, XVSP SCK
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