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Panasonic Omnivision PV-C2540-K Service Manual page 172

Combination vcr

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U7001
(TUNER 1)
1
2
5
FOIL PATTERN
FOR ANTENNA
P7002
ANTENNA
1
Z
P7001
1
GND
P7003
1
GND
4
TUNER 1 CS(H)
122
R7002
TUNER SERIAL DATA
123
R7003
TO MAIN VIII
124
TUNER SERIAL CLOCK
PLL 1 LOCK(L)
125
32
TUNER 1 CS(H)
TO MAIN I
31
PLL 1 LOCK(L)
117
UNSW+33V
TO MAIN V
SW+5V
119
3
2
TUNER 2 CS(H)
126
TO MAIN VIII
1
PLL 2 LOCK(L)
127
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/10W.
A
A
A
B
ENG36702G A
ENG36701G
B,C,D,E
UHF/VHF TUNER/TV DEMODULATOR UNIT
7
11
3
4
5
6
8
9
10
12
13
14
Z
C7003
33P
Z
C7011
C7004
C7002
2200P
1000P
C7005
33P
C7006
1000/6.3V
C7007
Z
L7002
1000P
10
C7008
0.01
1K
1K
Z
U7101
(TUNER 2)
2
5
7
1
3
4
6
C
D
15
16
17
18
19
20
21
22
23
24
25
Z
R7006
R7008
270
1K
C7010
R7005
10/16V
11
12
16
8
9
10
13
14
15
17
18
C7102
C7103
C7104
C7105
C7106
E
F
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
REC VIDEO SIGNAL
REC AUDIO SIGNAL
R7007
1K
Q7001
2SA1037K146R
(BUFFER)
0
C7009
2200P
24
19
20
21
22
23
25
Q7101
C7107
R7103
G
H
COMPARISON CHART
OF MODELS & MARKS
MODEL
MARK
PVQ-2510
A
PV-C2540
B
PV-C2540-K
C
PV-C2580
D
PV-C2580-K
E
Not Used
Z
114
TUNER VIDEO 1
TO MAIN III
80
TUNER VIDEO 1
TO MAIN II
79
TUNER AUDIO 1
128
FM RADIO(H)
129
FM SIGNAL(L)
TO MAIN VIII
130
AFC 1
131
TUNER 1 SIGNAL(L)
36
FM RADIO(H)
34
FM SIGNAL(L)
TO MAIN I
35
AFC 1
33
TUNER SIGNAL(L)
115
TUNER VIDEO 2
TO MAIN III
81
TUNER AUDIO 2
TO MAIN II
132
AFC 2
TO MAIN VIII
133
TUNER 2 SIGNAL(L)
VJBS3083
I

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