Sony DCR-TRV255E Service Manual page 20

3-3. OVERALL BLOCK DIAGRAM (3/5)
VC-344 BOARD (3/4)
XRST VTR
OVERALL (1/5)
1
(PAGE 3-2)
ZM RST LED
FC RST LED
OVERALL (1/5)
7
(PAGE 3-1) LENS TEMP AD
XFE ON
RF SWP
USB DET
XUSB ON
SW PS
ALL PS
ATF LATCH
FRRV, TRRV, TRRT
OVERALL (2/5) 11
(PAGE 3-4)
MC BUS
VSP SO, VSP SI, XVSP SCK
XRST VTR
VD SO, VD SI, VD SCK
XCS VD
XCS LCD
VFO VD
VFO OE
DRP
SWP
XUSB EN
VREF
LINE OUT VD
OVERALL (2/5)
9
XCS VFD
(PAGE 3-3)
XCS SFD
XCS IC 3301
CAM SI, CAM SO, CAM SCK
CAM XCE
XIRQ GEMINI
CS CH, CH SO, CH SCK
CAM DD ON
XCS TG
IRIS PWM, IRIS COM
HALL AD, XNS SW
OVERALL (1/5)
3
(PAGE 3-2)
CAM SI, CAM SO, CAM SCK
DA STRB
AV JACK IN
XS JACK IN
VOUT ON
VSP SO, XVSP SCK
XCS IC 5401
Q4502
BEEP
MODULATOR
OVERALL (1/5)
5 Q4501
(PAGE 3-2)
MODULATOR
IR ON
SDC ON
05
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
100
DRUM PWM
88
CAP PWM
89
55
57
127
VSP SO, XVSP SCK
XCS IC 2401
170
16
172
113
DRUM FG
197
131
DRUM PG
198
29
28
162
23
179
IC4501
178
CAMERA/
45 CAP FG
MECHA
190
ı
CONTROL
52
(6/10)
32
DEW AD
33 119
69
106
MODE SW A-C
70
ı
108
67
82 LOAD
UNLOAD
15
83
80 13
LM LIM DET
138
61
38
TAPE END
31
203
TAPE TOP
68
30
163
164
T REEL FG
192
132
204
201 S REEL FG
193
155
215
97
TAPE LED ON
180
REC PROOF
110
ME SW
161
109
HI8 MP SW
208
120
62
73
214
71
181
173
20
8
94
9
95
XNS SW
187
63
HALL AD
128
ı IC 5001 SO, IC 5001 SI, IC 5001 SCK, XCS IC 5001
66
78
77
135
75
169
59
185
186
V LIGHT PWM
26
91
XCS EEP
10
43
87
86 EEP SI, EEP SO, EEP SCK
84
MELODY ENV
98
XCS EEP
3
X4501
MELODY CARR
202
20MHz
1
EEP SI, EEP SO, EEP SCK
194
209
3-5
3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS
(5/10)
34 IC2401 (3/3)
(9/10)
25 IC1301 (1/2)
DRUM ERROR
44 45 6 62 SWITCHING
DRUM/CAPSTAN
LPF
PWM
CAP ERROR
43 9 61 SWITCHING
41
DRIVE
24
38
36 SERIAL
INTERFACE
SPCK
OVERALL (2/5)
8
37 35
(PAGE 3-3)
OSD V
SYS V
XCC DOWN
XSYS RST
OVERALL (4/5)
14
(PAGE 3-8)
ZOOM VR AD
CN1001
Q1001
CUSTOM LED ON
(3/3)
VIDEO LIGHT
IN7 (VL 16V)
DRIVE
1
IC4502
2
EEPROM
5
(6/10)
6
CN1011
(2/3)
XCS EEP
EEP SI, EEP SO, EEP SCK
DCR-TRV255E/TRV260/TRV265/TRV265E
(5/10)
CN2402
Q1310
IC2401 (1/3)
63
DRUM VS
64 DRUM U, V, W
65
DRUM
67
68
MOTOR
DRIVE
Q1309
FG
DRUM FG
FG AMP
53 52
DRUM PG PG
50 PG AMP 49
CN2403
74
CAP U, V, W
76
CAP VS
75
78
CAPSTAN
HU1, 2
77
MOTOR
HV1, 2
10
DRIVE HW1, 2
ı
15
CAP FG FG1, 2
7
4
FG AMP
8
DEW AD
MODE SW A-C
(5/10)
CN2401
IC2401 (2/3)
LOAD,
UNLOAD LM (+) , LM (–)
32 69
LOADING
33 72
MOTOR
LM LIM DET
DRIVE
31
CN2404
TAPE END TAPE END (C)
TAPE END
21 20
DETECT
TAPE TOP TAPE TOP (C)
TAPE TOP
19 18
DETECT
T REEL FG
29 26 T REEL (+) , (–)
T REEL
FG AMP 27
S REEL FG
25 S REEL (+) , (–)
S REEL 22
FG AMP
23
Q2401
TAPE LED (K)
TAPE LED ON
LED DRIVE
REC PROOF
ME SW
HI8 MP SW
XCC DOWN
FP-792 FLEXIBLE
SI-041 BOARD
(3/3)
D001 – 003
(VIDEO LIGHT)
CN754(3/3)
LND754
VL+
1 36
16
CPC
1
14 (FOR CHECK)
15
3-6
M2200 MECHA DECK (2/2)
M901
DRUM MOTOR
10
M
ı
5
3 DRUM FG
1 DRUM PG
M902
CAPSTAN MOTOR
14
M
ı
9
7
ı
HU, HV, HW
2
18
CAPSTAN FG
16
22 DEW SENSOR
S901
21
ı MODE SWITCH
19
M903
LOADING MOTOR
2
M
1
D001
TAPE
Q002
LED
TAPE END
2
SENSOR
Q001
TAPE TOP
1
SENSOR
9
T REEL
H001
10 SENSOR
7
S REEL
H002
SENSOR
6
3
S001
13 REC PROOF
12 ME/MP
14
HI8 MP
15
C. C. LOCK
S002
A : SERVO SIGNAL