Sony DCR-TRV255E Service Manual page 18

BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM (1/5)
LENS ASSY
ZOOM MOTOR FOCUS MOTOR
M M
NIGHT
LENS
SHOT
ZOOM FOCUS
TEMP
SENSOR SENSOR
SENSOR
CN1551
5 17 18 15 12 16 10 – 7
ZM SENSE ZOOM
D 2.8V
VCC A,B,XA,XB
5 7 17 19 2
IC1553
(3/10)
ZOOM
MOTOR
DRIVE
13 – 16
LD EN1
LD DIR1A
LD DIR1B
SI-041 BOARD (1/3)
MIC901
CN753
INT MIC L
L 1
INT MIC R
3
R
IC751
REMOTE
D753, 754
COMMANDER
(IR EMITTER)
RECEIVER
1
TRV265/TRV265E
(TALLY)
J751
S VIDEO
OUT
XS JACK IN
V
L
J752
AV JACK IN
A/V OUT
R
CONTROL KEY BLOCK (CF-5100) (1/2)
SP901
SPEAKER
05
SECTION 3
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
IRIS
M M
M M
H
1 – 4 13 22 23 21 20
FOCUS FC SENSE IRIS IRIS IRIS IRIS
A,B,XA,XB VCC BIAS(+) HALL(+) HALL(-) BIAS(-)
4 21 23 1 2 5 14
IC1552
(3/10)
FOCUS HALL HALL HALL
MOTOR BIAS AMP GAIN
DRIVE
9 – 12 3 6 7 12
HALL HALL HALL
REF OFFSET GAIN
LD EN0
LD DIR0A
LD DIR0B
HALL
AD
Q1555 (1/2)
D 2.8V
Q1555 (2/2)
ZM RST LED
7
FC RST LED
OVERALL (3/5)
LENS TEMP AD
(PAGE 3-5)
CN754 (1/3) CN1001 (1/3)
33 4
32 5
Q751 IR_ON
LED
20 17
DRIVE
SIRCS PWM
D1009
XSIRCS SIG SIRCS SIG
23 14
D759 XF TALLY LED
25 10
Y
13 24
C
11 26
12 25
15 22
L
18 19
19 18
R
17 20
CN1008
1
SP+, –
2
3-1
3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS
CD-471 BOARD
Q951 CN951
IC951
CCD 7 BUFFER 1
IMAGER
IRIS
METER 7
1 – 4 12 – 14
ı
V1-V4,RG,H1,H2
9
11
ı
14
19
IRIS DRIVE(-)
IC1554
(3/10) FREQ TUNE
8
5 7
XTAL AMP
IRIS
HALL REF
1 HALL REG
DRIVE
10
IRIS PWM,
IRIS COM
HALL OFFSET,
HALL GAIN
3 1
IC1601
2
EVR
(D/A CONVERTER)
(3/10)
6
CAM SO, CAM SCK
7
DA STRB
8
Q5401, 5403
Y
11
C
13
5
Y
14
XS JACK IN
IC6501
C
Y/C MIX
1
BUFFER
(2/10)
V
6
AV JACK IN
3
DCR-TRV255E/TRV260/TRV265/TRV265E
VC-344 BOARD (1/4)
CN1501
CCD OUT
14 30
CLPDM, IC1502
PBLK,
S/H, AGC, A/D CONVERTER
1
XSHP,
6 18 19
(1/10)
RG, H1, H2
2 XSHD
ı 21 21
8
22 15 ı
23
16
25
43 46 47
1
26
V1 – V4
ı
28 XRST VTR
4
40
IC1501
31
TIMING
VCK
12
GENERATOR
X1501 (1/10)
44
27MHz
45
4
5 34
41
48
36
CAM DD ON
42
35 38 37 39
2
VSP SO, XVSP SCK
3
IC5401
4
AUDIO
L, R
42
PROCESS
46
(8/10)
56 REC OUT L, R 3
L
58 2
27
R
26
62 PB IN L, R 15
MUTE
64 16
POWER MUTE
25
13
SP+,– 7
9
A : VIDEO SIGNAL
A
: AUDIO SIGNAL
3-2
1
XRST VTR
OVERALL (3/5)
(PAGE 3-5)
2
ı
AD0-AD9
11
FE CLPOB
20
48 16
VCK
2
TG AHD, TG AVD
OVERALL (2/5)
(PAGE 3-3)
TG ZSG1
TG ZV1
TG ID
TG VGAT
LD EN0,EN1,
LD DIR0A,B,
LD DIR1A,B,
FC RST, ZM RST
CS CH, CH SO, CH SCK
CAM DD ON
XCS TG
IRIS PWM, IRIS COM
HALL AD, XNS SW
3
CAM SI, CAM SO, CAM SCK
OVERALL (3/5)
DA STRB
(PAGE 3-5)
AV JACK IN
XS JACK IN
VOUT ON
VSP SO, XVSP SCK
XCS IC 5401
DATA TO SFD
8
IC5402
DATA FROM SFD
9
A/D, D/A SFD BCK
12
CONVERTER
SFD LRCK
10
(8/10)
SFD FCK
11
4
OVERALL (2/5)
(PAGE 3-3)
Q3308
Y OUT
BUFFER
C OUT
BEEP
5
IR ON
OVERALL (3/5)
SDC ON
(PAGE 3-5)
SIRCS PWM
6
SIRCS SIG
OVERALL (4/5)
XF TALLY LED
(PAGE 3-8)