Panasonic Quasar Omnivision PV-V4021-K, Service Manual

Page: 123 / 146

NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
COMPARISON CHART
OF MODELS & MARKS
PVQ-V201
PV-V4021
PV-V4021-K
- - - - - - - -
VHQ-401
VHQ-41M
PV-V4511
PV-V4521
PV-V4521A
PV-V4521-K
- - - - - - - -
VHQ-451
PV-V4611
- - - - - - - -
Not Used A
B
C
D
E
F
G
H
I
J
K
L
M
N
Z
MODEL MARK
R6366
100K
SW6312
R6518
C6316
R6371
22K
47
R6346
SW6315
R6375
2700
R6514
SW6310
R6503
C6506
C6505
Q6503
330/6.3V
C6306
MA4051-M
D3007
R6377
2700
SW6316
R6504
R6505
C6321
0.1
SW6304
SW6303
C6503
R6521
10K
R6512
SW6311
R6381
1K
R6365
100K
Q6505
100/6.3V
C6305
R6519
R6373
2700
R6515
R6364
100K
C6508
R6510
D6326
MA165
SW6307
L6301
100U
R6379
1K
Q6502
C6504
R6508
R6374
2700
R6513
R6520
MA4051-M
D3006
SW6301
SW6313
R6382
1K
R6368
100K
SW6308
R6369
100K
SW6309
L6302
47U
R6378
1K
Q6303
2SB709A
C6507
C6502
SW6314
R6502
D6325
MA165
R6509
R6380
1K
R6370
120
Q6510
SW6306
Q6504
75
R3001
C6301
R6376
2700
0.1
C6307
R6367
100K
Q6509
L6303
3R3
SW6302
C6320
330/6.3V
Q6508
Q6302
IMT17
Q6301
IMT17
J6304
J6312
J6301
J6501
J6317
J6302
J6355
J6303
J6320
J6311
J6315
J6307
J6357
J6314
J6308
J4151
J6313
J6309
J6306
J6356
J6316
J6305
J6310
J6319 J6318
TP6302
TP6304
TP6306
TP6303
TP6305
TP6301
VIDEO AUDIO (L) (R)
JK3002
SERIAL DATA 1
SERIAL CLOCK 1
IC6301 CS(L)
LED +5V
IR DATA
SCAN 2
SCAN 1
KEY DATA 1
KEY DATA 2
KEY DATA 3
KEY DATA 4
KEY DATA 5
KEY DATA 13
KEY DATA 12
KEY DATA 8
KEY DATA 11
KEY DATA 10
UNSW+5V (SYS.CTL)
KEY DATA 9
POWER LED ON(L)
IC6301 CLK
VIDEO 2
AUDIO 2 L CH
AUDIO 2 R CH
REC VIDEO SIGNAL REC AUDIO SIGNAL
A
3
VJBS6070
2
K
PNP TRANSISTORS IS 2SB709A,
NPN TRANSISTORS IS 2SD601A AND
A
6
B H
5
E
4
G
J
SWITCHES IS EVQ11A09K.
F I
UNLESS OTHERWISE SPECIFIED;
D C
1
8
L
7
A M
16
IC6301
18
DIGIT 1
20
PANEL CONTROL
19 10
17
6
SEGMENT J
GND
SERIAL CLOCK 1
9
11
21
SERIAL DATA 1
7
4
1
PT6957E
5
22
23
12
INDICATOR
8
2
3
15
24
13
14
28
27
26
25
8
(DISPLAY TUBE UNIT) LSSZ0001
2 13 7 5 1 11 14 12
U6301
3 10 6 4 9 15 9 14 15 8 12 10 11
U6301
13
LSSZ0002
INFRARED
RECEIVER
UNIT
OUT
1
3
GND VCC
2
LSSZ0004
U6302
(SWITCHING)
(SWITCHING)
(SWITCHING)
TO MAIN I
TO MAIN V
TO MAIN I
TO MAIN V
TO MAIN IV
TO MAIN II
TO MAIN I
IC6301 CS(L)
DIGIT 2
DIGIT 3
DIGIT 4
GND
DIGIT 5
SEGMENT I
SEGMENT H SEGMENT G
SEGMENT F
SEGMENT E
SEGMENT D
SEGMENT C
SEGMENT B
SEGMENT A
ENABLE B
ENABLE A
81
41
37
38
24
47
48
50
51
52
53
54
17
18
16
19
14
15
82
55
11
12
40
39
49
13
80
83
84
(SWITCHING)
(SWITCHING)
(SWITCHING)
(SWITCHING)
(SWITCHING)
(SWITCHING)
(SWITCHING)
TO MAIN II
VCC
GND
(DISPLAY TUBE UNIT)
VCR LED ON(H)
TIMER LED ON(H)
REW LED ON(H)
FF LED ON(H)
PLAY LED ON(H)
REC LED ON(H)
Z
G,H,J,K,M,N
Z
L
Z
G,H,I,J,K,M,N
G,H,J,K,M,N L
Z
STOP/EJECT
330
270
330
220
220
220
330
10K
10K
10K
10K
10K
10K
10K
Z
Z
Z
Z
Z
Z
Z
L
L
G,H,J,K,M,N
(5.1V)
(5.1V)
H,J,M,N
Z
Z
Z
Z
Z
Z
M,N
G,J,K,M,N
M
H,J,M,N
Z
Z
L
L
Z
Z
G,H,J,
K,L
H
G,M,J,
K,N
G,K,L
FF
M,N
POWER
VCR/TV
G,H,J,K
CH DOWN
REC/
TIME
L
CH UP
VCR/TV
L
REC/
TIME
G,H,
J,K,
M,N
FF
L
FF
PLAY
G,H,J,K
REW
G,H,J,K
STOP/
EJECT
STOP/
EJECT
VCR/TV G,H,J,K
PLAY
L
G,H,I,J,K,M,N
M,N
L
M,N
M,N
PLAY G,H,J,K
REW
REW L
M,N
LINK TO VOLTAGE CHART
MAIN III (OPERATION) SCHEMATIC DIAGRAM (G, H, J, K, L, M, N)
a
b
c
d
e
f
g
a
b
c
d
e
f
g
h
a
b
c
d
e
f
g
a
b
c
d
e
f
g
h
j
i
2G 4G 3G 1G
5Ga
M
A
2Gj
5Gb
1Gi
4Gh
VCR
Hi-Fi
TIMER
A
D E
H
I
J F G K
VCR TIMER
B C