Read Sony DCR-TRV270E / DCR-TRV280 / DCR-TRV285E Service Manual online
DCR-TRV270E/TRV280/TRV285E
ZOOM MOTOR
IR SWITCH
TEMP
ZM SENS OUT
FOCUS MOTOR
IRIS
METER
12
10
14
8
13 – 16
5
7
17 19
2
4
(1/10)
(8/10)
21 23
FOCUS
MOTOR
DRIVE
IRIS
DRIVE
ZOOM
MOTOR
DRIVE
LD EN1
LD DIR1A
LD DIR1B
LD DIR1A
LD DIR1B
HALL
GAIN
7
1 – 4 12 – 14
CCD
IMAGER
BUFFER
12
4
30
16
5
39
1
2
2
16
15
44
45
45
TIMING
GENERATOR
46
48
47
35
37
38
4
7
9
9
AUDIO
PROCESS
14
1
6
1
REMOTE
COMMANDER
RECEIVER
L
CN753
CN754 (1/3)
XSIRCS SIG
V
SIRCS PWM
XCS IC 5401
C
C OUT
Y
Y OUT
PB IN L, R
REC OUT L, R
XCS TG
V
L
AV JACK IN
SP+,–
R
L, R
SP+, –
TG AHD, TG AVD
D753, 754
(IR EMITTER)
D759
(TALLY)
CN1001 (1/3)
CN1008
HALL AD, XNS SW
SIRCS SIG
XF TALLY LED
SIRCS PWM
SIRCS SIG
LD EN0,EN1,
LD DIR0A,B,
LD DIR1A,B,
LD DIR1A,B,
FC RST, ZM RST
5
15 12
21
19
IRIS
10 – 7
FC SENS OUT
XNS SW
ZM RST
FC RST
LD EN0
LD DIR0A
LD DIR0B
LD DIR0A
LD DIR0B
HALL
GAIN
GAIN
IRIS PWM,
IRIS COM
IRIS COM
ZOOM
A,B,XA,XB
A,B,XA,XB
FOCUS
A,B,XA,XB
A,B,XA,XB
IRIS
HALL(-)
HALL(-)
IRIS DRIVE(-)
CN1551
LENS ASSY
CN951
CN1501
CLPDM,
PBLK,
XSHP,
XSHD
PBLK,
XSHP,
XSHD
CCD OUT
V1-V4,RG,H1,H2
X1501
27MHz
VCK
VCK
OVERALL (4/5)
(PAGE 3-8)
OVERALL (3/5)
(PAGE 3-5)
AD0-AD9
Q951
SP901
SPEAKER
05
J752
CD-471 BOARD
VC-344 BOARD (1/4)
NIGHT
SHOT
M
M
M
M
M
M
IC1553
9 – 12
IC751
SI-041 BOARD (1/3)
23
33
20
14
4
17
A/V OUT
CONTROL KEY BLOCK (CF-5100) (1/2)
18
1 – 4
IC951
1
7
ı
9
11
ı
14
14
6
ı
8
19
21
21
ı
23
2
ı
11
AV JACK IN
OVERALL (2/5)
(PAGE 3-3)
Y/C MIX
BUFFER
(2/10)
S/H, AGC, A/D CONVERTER
(1/10)
18
21
22
21
22
IR_ON
XF TALLY LED
IR ON
RG, H1, H2
1
ı
4
25
26
26
31
28
IRIS PWM, IRIS COM
D1009
V1 – V4
OVERALL (2/5)
(PAGE 3-3)
1
2
2
13
VOUT ON
2
5
HALL
AMP
HALL
BIAS
1
20
IRIS
BIAS(-)
BIAS(-)
H
23
22
IRIS
BIAS(+)
BIAS(+)
IRIS
HALL(+)
HALL(+)
6
HALL
OFFSET
7
3
HALL
REF
REF
HALL
AD
AD
FOCUS
SENSOR
ZOOM
SENSOR
13
16
FC SENSE
VCC
VCC
ZM SENSE
VCC
VCC
17 18
LENS
TEMP
SENSOR
Q1555 (1/2)
Q1555 (2/2)
D 2.8V
ZM RST LED
FC RST LED
LENS TEMP AD
OVERALL (3/5)
(PAGE 3-5)
D 2.8V
(3/10)
CAM DD ON
20
FE CLPOB
7
AV JACK IN
36
42
48
41
34
TG ZSG1
TG ZV1
TG ID
TG VGAT
2
3
4
6
A
: VIDEO SIGNAL
A
: AUDIO SIGNAL
IC1552
(3/10)
IC1501
IC1502
XCS TG
VSP SO, XVSP SCK
CAM DD ON
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
5
1
7
XTAL AMP
HALL REG
HALL REF
IC1554
(3/10)
Q5401, 5403
BUFFER
Q3308
LED
DRIVE
Q751
IC6501
TRV285E
1
3
32
5
25
10
20
19
22
19
17
18
15
L
R
INT MIC L
INT MIC R
3
SDC ON
40
43
XRST VTR
XRST VTR
OVERALL (3/5)
(PAGE 3-5)
1
13
OVERALL (3/5)
(PAGE 3-5)
5
BEEP
MIC901
R
R
8
12
SFD BCK
DATA FROM SFD
9
11
SFD FCK
SFD LRCK
10
IC1601
EVR
(D/A CONVERTER)
(3/10)
3
2
2
FREQ TUNE
HALL OFFSET,
HALL GAIN
HALL GAIN
6
7
7
CAM SO, CAM SCK
8
DA STRB
DA STRB
1
CS CH, CH SO, CH SCK
CAM SI, CAM SO, CAM SCK
CAM SI, CAM SO, CAM SCK
3-1. OVERALL BLOCK DIAGRAM (1/5)
3-1
3-2
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
3. BLOCK DIAGRAMS
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