Sony DCR-TRV940 Service Manual page 36

COVER
COVER
3-3. OVERALL BLOCK DIAGRAM (3/4)
VC-288 BOARD (3/4)
CN1008 (2/3)
RF MON
20
CPC
SWP
(FOR CHECK) 17
RECCK
RECDT
ADDT 0 - 5
PBCK
SWP
OVERALL (2/4)
4
(PAGE 3-3)
ATF ERR
MC BUS (10)
FRRV, TRRV, TRRT
VSP SO, VSP SI, XVSP SCK
IC2502
2
ı
EEPROM
4
(13/17)
VSP SO, VSP SCK VSP SO, XVSP SCK
OVERALL (2/4)
6
(PAGE 3-3)
VD SO, VD SCK
VD SO, VD SI, VD SCK
OVERALL (1/4)
2
(PAGE 3-2)
SPCK
PD OUT
OVERALL (4/4)
7
LD ON, SENS ON
(PAGE 3-8)
HI SO, HI SI, XHI SCK
OVERALL (4/4)
8
(PAGE 3-8)
REC PROOF
CHIME SDA, CHIME SCK
XCC DOWN
05
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
15 IC1901
ADDT 0 - 5 ı
20
PBCK
13 A/D CONV.,
SWP
31
111 164
190
32
33
45
ı
165
52
166
84
IC2501
178
(2/2)
179 IC2401
(2/2)
CN1001
67 MECHA
(12/17)
69 CONTROL (3/6)
70 (13/17)
CAP PWM
CAP ERR0R
89 41 43 6
(RABI)
LPF
DRUM PWM
DRUM ERR0R
88 44 45 5
197
80
82
198
83
13
15
192
193
196
195
133
186
180
176
119
63
65
66 106
ı
108
3-5
3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS
RECCK
RECDT
34
EQ,
42
PLL
(9/17)
22 24
VSP SO, XVSP SCK
CAP FG
CAP ON, CAP FWD
DB-014 BOARD (3/5)
CN7206 CN7206 CN1001
(3/6) (4/6) (4/6)
Q8008, 8020
97 4 CAP VS
SWITCHING
95 72
26
99 2
REG.
IC8000
(1/2)
27
PWM
Q8009, 8021
DRIVE
98 3 DRUM VS
(9/9) SWITCHING
96 78 24
100 1
REG.
25
DRUM FG
DRUM PG
LOAD, UNLOAD
TREEL FG
SREEL FG
TAPE END
TAPE TOP
TAPE LED ON
DEW AD
MODE SW A - C
DCR-TRV940/TRV940E/TRV950/TRV950E
40
CN1901
42
ODD 5
IC1902 6
7 6
REC/PB AMP
2
1 EVEN
(9/17)
2 3
27
36 SPCK
IC2401 (1/2)
35
38
(12/17)
CN1007
7 FG 1, 2 22
CAPSTAN
4
8 25
FG AMP
1
ı
1 4
74
80 11
CAP U, V, W
76 ı
14
78
17
ı
CAPSTAN 20
MOTOR
DRIVE
75
77
CN1022
63
5
64 DRUM U, V, W
65 ı
67
10
68
DRUM
MOTOR
DRIVE
DRUM FG SENS
DRUM
53 52 2
FG AMP
DRUM PG SENS
DRUM
50 49 1
PG AMP
CN1006
1
32 69 LM±
LODING MOTOR
ı
33 72
DRIVE 4
26 T REEL± 20
29
27 21
REEL
FG AMP
22 S REEL± 23
25
23 24
TAPE END C
TAPE END
21 20 25
Q901
DETECT
TAPE END
SENSOR
TAPE TOP C
TAPE TOP
19 20 27
Q902TAPE TOP
DETECT
SENSOR
10
5
7
ı
9
REC PROOF
15
16
17
11
3-6
J MECHA DECK
DRUM
M902
CAPSTAN FG
CAPSTAN
MOTOR
M M
M901
DRUM
MOTOR
M M
DRUM FG
DRUM PG
M903
M M
LOADING
MOTOR
H902
T REEL
SENSOR
H901
S REEL
SENSOR
D901
TAPE LED
DEW
SENSOR
S902
MODE
SWITCH
S901 CN901
CASSETTE
MEMORY
S903
CC DOWN