DCR-TRV240/TRV340
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
3-7
3-8
3-4. OVERALL BLOCK DIAGRAM (4/5)
DRUM PWM
DRUM PWM
CAP PWM
CAP PWM
DRUM ERROR
CAP ERROR
MECHA
CONTROL
DRUM
MOTOR
DRIVE
FG AMP
PG AMP
SIGNAL
PROCESS
CONTROL
IC4501
IC4401
IC4401
16
22
17
20
64
58
11
15
88
89
97
10
12
47
46
44
41
45
192
193
3
1
6
204
198
197
109
120
178
179
69
70
67
61
59
57
62
73
71
52
45
15
13
55
56
53
51
38
39
33
36
35
PWM
SWITCHING
Q1306
CN4402
(SEE PAGE 4-25)
DRUM FG
DRUM MOTOR
M901
DRUM VS
DRIVE
(1/2)
LOADING
MOTOR
DRIVE
TAPE END
DETECT
(2/3)
(1/3)
IC1301
27
29
25
28
LPF
(3/3)
IC4401
SWITCHING
Q1305
VC-276 BOARD(4/5)
M2000 MECHA DECK
10
3
5
CAPSTAN
MOTOR
DRIVE
FG AMP
IC4402
24
3
5
7
9
U, V, W
LM(+),LM(-)
UNLOAD
LOAD
TAPE END(C)
DRUM FG
DRUM PG
CAP VS
CAP FG
CAP FG
DRUM FG
DRUM PG
CAP FG
DEW AD
MODE SW A-C
MODE SW A-C
UNLOAD
LOAD
TAPE END
TAPE TOP
T REEL FG
S REEL FG
TAPE LED ON
TAPE LED ON
TAPE END
TAPE TOP
T REEL FG
S REEL FG
ME SW
1
CN4404
2
14
1
16
21
15
13
3
4
2
15
13
8
1
TAPE TOP(C)
T REEL(+),(-)
S REEL(+),(-)
TAPE TOP
DETECT
T REEL
FG AMP
S REEL
FG AMP
21
7
6
18
16
9
10
19
DEW AD
HU1,2
HV1,2
HW1,2
U,V,W
CN4403
CN4401
22
16
MC BUS
M
DRUM PG
CAPSTAN MOTOR
M902
M
HU,HV,HW
DEW SENSOR
MODE SWITCH
S901
LED DRIVE
Q4401
LOADING MOTOR
M903
Q002
SENSOR
TAPE END
LED
TAPE
D001
M
FG1,2
CAPSTAN FG
Q001
SENSOR
TAPE TOP
H001
SENSOR
T REEL
H002
S001
S002
REC PROOF
SENSOR
S REEL
ME/MP
HI8 MP
C.C. LOCK
REC PROOF
ME SW
HI8 MP SW
XCC DOWN
(4-60)
(4-58)
(4-73)
(4-58)
(4-57)
(4-58)
14
9
7
2
22
23
CN1108(4/4)
FOR
ADJUSTMENTS
RF SWP (IC4501
)
172
CAMERA
CONTROL
84
111
155
215
172
170
115
23
135
66
65
63
130
129
211
210
41
54
56
128
175
94
77
78
75
82
83
80
161
154
99
43
42
11
59
39
38
EEPROM
IC4502
1
3
2
4
(4-60)
173
202
205
119
190
106
107
108
180
195
196
X4501
20MHZ
64
HI SO,HI SI,X HI SCK
XCS VFD(IC3301)
XCS SFD(IC3301)
XCS IC6001
XCS EEP
XCS TRF(IC3101)
VREF(IC3301)
RF SWP
XFE ON
DRUM 8 PB
RF ENV DET
XCS LCD (IC5501,5502)
XCS EVF (IC7001,7002)
DA STB (IC2291)
VD SO, VD SCK
CAM SO, CAM SCK
VSP SO, VSP SI, XV SP SCK
CAM SO, CAM SI,CAM SCK
VSP SO, VSP SI, XVSP SCK
CAM SO, CAM SI, CAM SCK
VD SO, VD SI, VD SCK
XCS IC1401
XCS IC3603
XCS AU1(IC5701)
XCS IC3701
XCS IC2201
CAM CS(IC1501,1401)
TBC VD
MECHA VD
MECHA HD
XCS CH,CH SO,XCH SCK
STB ON
IRIS PWM
IRIS PWM
STB ON
MF A
FC RST
XNS SW
HALL AD
YAW AD
PITCH AD
MF B
ZM RST
YAW AD
PITCH AD
MF A,B
XNS SW
ZM RST
FC RST
HALL AD
BLOCK(3/5)
OVERALL
TO
(PAGE 3-6)
(PAGE 3-10,12)
(PAGE 3-3)
(PAGE 3-2)
BLOCK(2/5)
OVERALL
TO
BLOCK(1/5)
OVERALL
TO
XCS MECHA (IC4901/IC4801)
ZOOM VR AD
XCC DOWN
REC PROOF
BLOCK(5/5)
OVERALL
TO
HI8 MP SW
ATF ERR
FRRV,TRRT,TRRV
VSP SO,VSP SI,XVSP SCK