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Panasonic Omnivision PV-C2540-K Service Manual page 161

Combination vcr

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AUDIO CONTROL HEAD P.C.B.
AUDIO HEAD
P4092
5
AUDIO HEAD
6
AUDIO HEAD
6
AUDIO ERASE HEAD
3
AUDIO ERASE HEAD
1
AUDIO ERASE HEAD
CONTROL HEAD
2
CTL HEAD GND
4
CTL HEAD
VJBS0A84
TO TV/VCR MAIN
C.B.A. P3001
P3501
20
19
5
18
Hi-Fi REC AUDIO
Hi-Fi HEAD SW
17
Hi-Fi PB AUDIO
16
Hi-Fi D-REC(H)
15
14
UNSW +5V(VIDEO)
GND
13
AUDIO ERASE HEAD
4
3
AUDIO ERASE HEAD
6
GND
4
DELAY REC +12V
8
CUE/REV/SS(L)
10
1
REC/PB VIDEO
9
PB (L)
HEAD AMP SW
11
ENV-DET
12
SW +12V
7
L3501
HEAD SW 2
100
GND
5
Z
C3504
3
0.01
C3506
0.1
C3505
47/16V
(HEAD AMP)
Z
C3501
C3502
2
Z
C3503
0.01
1
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/10W.
A
B
P4091
1
2
3
4
5
6
Z
C3507
1000P
C3541
36
35
34
33
32
31
30
29
28
27
GND GND
GND
PB +5V
ENVE
CTL
DET
PB
REC
IC3501
AN3361SB
L
R
SP
LP/SLP
REC
REC
AMP
AMP
AMP
-ON
-ON
LOGIC
Z
1
2
3
4
5
6
7
8
9
10
WF85
Z
R3502
C3509
L3502
Z
Z
56
L3503
Z
Z
C
D
PB AUDIO SIGNAL
REC AUDIO SIGNAL
L4401
100
R4410
C4412
1K
0.1
R4411
TP4405
1K
C4411
Z
R4409
C4408
R4408
0
10/16V
Z
C4407
16
15
IC4401
AN3328S
REC
Hi-Fi AUDIO
-ON
HEAD AMP
R4407
1
560
C4406
4700P
Z
26
25
24
23
22
21
20
19
AMP
TP4402
LP/SLP
R
L
SP
AMP
AMP
REC
REC
AMP
-ON
-ON
PB
PB
ON
ON
11
12
13
14
15
16
17
18
C3532
C3528
0.1
0.1
C3529
R3505
0.01
56
L3504
L3505
Z
R3507
R3506
TP3501
560
560
WF84
E
F
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
PB VIDEO SIGNAL
REC VIDEO SIGNAL
C4414
C4413
47/6.3V
0.1
Z
0
C4409
TP4406
0.01
14
13
12
11
10
9
GND
AGC
DET
REC
REC
L
R
AGC
AMP
REC
PRE
PRE
-ON
PB-ON
AMP
AMP
GND
2
3
4
5
6
7
8
Z
R4412
R4413
Z
Z
Z
R4404
R4405
1K
C4405
0.01
UPPER CYLINDER UNIT
P3503:PATTERN ONLY
PIN
7
Hi-Fi AUDIO L HEAD
7
9
9
Hi-Fi AUDIO R HEAD
Hi-Fi AUDIO L/R HEAD
8
8
6
VIDEO SP L HEAD
6
4
VIDEO SP R HEAD
4
5
VIDEO SP L/R HEAD
5
3
3
VIDEO LP/SLP R HEAD
1
VIDEO LP/SLP L HEAD
1
2
VIDEO LP/SLP L/R HEAD
2
VJBS5035
G
H
COMPARISON CHART
OF MODELS & MARKS
MODEL
MARK
PVQ-2510
PV-C2540
PV-C2540-K
C
PV-C2580
D
PV-C2580-K
Not Used
P3502 (TO CYLINDER UNIT):PATTERN ONLY
UNSW +14V
8
GND
7
6
HE+
5
VH+
4
HE-
3
MAIN COIL 1
2
MAIN COIL 2
1
MAIN COIL 3
TO MAIN
P2601
C.B.A.P6202
12
MAIN COIL 3
11
MAIN COIL 2
10
MAIN COIL 1
9
HE-
8
VH+
7
HE+
6
GND
5
CTL HEAD GND
4
UNSW +14V
3
AUDIO HEAD
2
CTL HEAD
AUDIO HEAD
1
Hi-Fi AUDIO
L HEAD
Hi-Fi AUDIO
R HEAD
VIDEO SP
L HEAD
VIDEO SP
R HEAD
VIDEO LP/SLP
R HEAD
VIDEO LP/SLP
L HEAD
I
A
B
E
Z

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