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P2503
1
P2503
2
P2502
7
P2502
5
IC2501
LOADING
MOTOR
DRIVE
P6201
7
P6201
5
(LOADING MOTOR DRIVE)
15
16
19
21
LOADING
MOTOR
M
-
+
+5V
Q6004,Q6005,
Q6006,Q6007
RESET
(FROM POWER SUPPLY CIRCUIT)
POWER DOWN (L)
SW+12V
+5V
TP6001
IC6002
IC6003
TAKEUP REEL
SENSOR
SUPPLY REEL
SENSOR
Q6010
Q6009
TAKEUP
PHOTO TR
SUPPLY
PHOTO TR
SW+12V
D6001
SENSOR
LED
+5V
X6001
(14.3MHz)
OSC
Q6003
SW6001 SAFETY TAB SW
RESET
POWER DOWN(L)
TAKEUP REEL PULSE
SUPPLY REEL PULSE
TAKEUP PHOTO TR/SERVISE(L)
SUPPLY PHOTO TR
OSC 2
OSC 1
SAFETY TAB BROKEN(H)
VIDEO DELAY REC(H)
KEY DATA 0
KEY DATA 1
KEY DATA 2
KEY DATA 3
SW+12V
(TO IC3501(25))
DELAY REC+12V
Q6002
+5V
0 0.9V
1.0 2.5V
2.6 4.1V
CH DOWN
CH UP
PLAY
/REPEAT
STOP
/EJECT
VOLUME
DOWN
VOLUME
UP
REC/TIME
-----
FF/CUE
REW/
REVIEW
ALARM
POWER
TERMINAL
VOLTAGE
OPERATION
BUTTON
KEY MATRIX (SW6301~SW6308, SW6310~SW6312)
5
6
I
2
C SERIAL DATA
I
2
C SERIAL CLOCK
(TO/FROM IC3001(8))
I
2
C SERIAL DATA
(TO/FROM IC4201(17))
I
2
C SERIAL DATA
(TO IC4201(16))
I
2
C SERIAL CLOCK
(TO IC5201(22))
I
2
C SERIAL DATA
(TO IC5201(23))
I
2
C SERIAL CLOCK
(TO IC3001(7))
I
2
C SERIAL CLOCK
(TO/FROM IC5301(44))
(TO IC5301(43))
I
2
C SERIAL DATA
I
2
C SERIAL CLOCK
IC6004
IC3301
Q6301
Q6302
Q6303
(MEMORY)
IC6501
(SUB SYSTEM CONTROL MICROCONTROLLER)
TUNER 1 (U7001)
TUNER 2 (U7101)
OSD CSL(L)
SERIAL DATA 0
SERIAL DATA 1
SERIAL CLOCK
SERIAL DATA 0
J6502
J6501
SERIAL DATA 1
SERIAL CLOCK
TUNER SERIAL DATA
TUNER SERIAL CLOCK
TUNER 1 CS (H)
TUNER SERIAL DATA
TUNER SERIAL CLOCK
TUNER 1 CS (H)
TUNER SERIAL DATA
TUNER SERIAL CLOCK
TUNER 2 CS (H)
TUNER 2 CS (H)
OUTPUT
CONTROL
LED
DRIVER
44
43
45
29
38
40
41
D6303
D6302
D6301
ON TIMER
TIMER
REC
+14V
LOADING MOTOR
FORWARD(H)
LOADING MOTOR
REVERSE(H)
IC6001
(SYSTEM CONTROL MICROCONTROLLER)
MODE SW
POSITION C
MODE SW
POSITION B
MODE SW
POSITION A
IR DATA
VDD
+5V
U6301
IR
RECEIVER
FF/REW
BRAKE
PLAY/CUE/SLOW/STILL
REVIEW
STANDBY/STOP
CASSETTE DOWN
EJECT
PIN NO. OF IC6001
MODE
SW6002 (MODE SELECT SWITCH)
4
3
2
1
A
B
C
H
(39)
L
L
H
H
L
L
(38)
(37)
H
L
L
H
H
L
L
H
L
L
H
H
L
L
19
2
18
73
74
75
76
20
61
98
99
79
80
28
27
45
11
13
12
55
54
41
59
39
38
37
49
CAPSTAN STATOR C.B.A.
TV/VCR MAIN C.B.A.
(WITH Hi-Fi AUDIO)
(WITH PICTURE IN PICTURE)
TP6023
TP6022
TP6021
30
31
32
13
14
12
23
22
24
13
14
12
25
(WITH PICTURE IN PICTURE)
(WITHOUT PICTURE IN PICTURE)
NOT USED
Summary of Contents for OmniVision PV-C2780-K
Page 8: ...Fig 1 3 Fig 1 4 8 ...
Page 26: ...Fig D5 6 1 2 1 Notes in chart 26 ...
Page 29: ...6 2 2 Inner Parts Location Fig J1 1 29 ...
Page 30: ...6 2 3 EJECT Position Confirmation Fig J1 2 30 ...
Page 31: ...6 2 4 Grounding Plate Unit Full Erase Head and Cylinder Unit Fig J2 1 31 ...
Page 44: ...6 3 CASSETTE UP ASS Y SECTION 6 3 1 Top Plate Wiper Arm Unit and Holder Unit Fig K1 1 44 ...
Page 81: ...81 ...
Page 85: ...11 2 MECHANISM BOTTOM SECTION 85 ...
Page 86: ...11 3 CASSETTE UP COMPARTMENT SECTION 86 ...
Page 87: ...11 4 CHASSIS FRAME SECTION 1 87 ...
Page 88: ...11 5 CHASSIS FRAME SECTION 2 88 ...
Page 89: ...11 6 PACKING PARTS AND ACCESSORIES SECTION 89 ...