UHF/VHF TUNER/TV DEMODULATOR UNIT 1
UHF/VHF TUNER/TV DEMODULATOR UNIT 2
TUNER
J4004
LINE
AUDIO IN
TV/VCR MAIN C.B.A.
(AUDIO PROCESS)
AUDIO CONTROL
HEAD UNIT
AUDIO
HEAD
PB
BIAS OSC
T4101,
Q4101
AUDIO
ERASE
HEAD
FULL
ERASE HEAD
FULL ERASE HEAD UNIT
REC-ON
HEAD AMP C.B.A.
RF
AUDIO
J4001
J4002
REC AUDIO SIGNAL
PB AUDIO SIGNAL
AUDIO
MUTE(H)
(FROM IC6001(42))
AUDIO MUTE(H)
(FROM IC6001(7))
BEEPER ON(H)
MUTE
REC
AMP
PB
AMP
LINE
AMP
AGC
AGC
DET
REC-OFF
Q4001
Q4002
Q4003
(WITH Hi-Fi AUDIO)
Q4171
Q4173
+5V
22
RF OUT
1
RF IN
1
AUDIO
22
71
73
60
65
IC3001
69
75
57
58
8
7
I C
CONTROL
2
TUNER 1 AUDIO
NORMAL AUDIO
NORMAL AUDIO
P6202
3
P6202
1
P3001
3
P3001
4
P2601
3
P2601
1
P3501
3
P3501
4
P4091
2
P4091
1
P4091
4
P4091
3
P4092
2
P4092
1
P4092
4
P4092
3
P4001
1
P4001
2
PIN
1
PIN
2
56
(TO/FROM IC6001(28))
I C SERIAL DATA
2
(FROM IC6001(27))
I C SERIAL CLOCK
2
(FROM IC6001(6))
BEEPER
3
5
9
DC VOLTAGE
CONTROL
AUDIO
OUTPUT AMP
P4591
2
P4591
1
EARPHONE
JACK
TP4503
SPEAKER
IC4501 (TV SOUND OUTPUT)
15.75kHz
TRAP
PIN
25
P4204
25
PIN
11
P4202
11
PIN
13
P4202
13
(WITH
MONAURAL)
(WITH PICTURE IN PICTURE)
(WITH MONAURAL)
(WITH Hi-Fi AUDIO)
(WITH MONAURAL)
(WITH TV STEREO)
PIN
38
P4205
38
FL4051
NOT USED
NOT USED
NOT USED
(WITH Hi-Fi AUDIO)
(FROM IC3301(1))
TV VOLUME CONTROL
J4005
TUNER 2 AUDIO
TO TV STEREO SIGNAL
PATH BLOCK DIAGRAM
TO/FROM Hi-Fi AUDIO SIGNAL
PATH BLOCK DIAGRAM
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 ...