Read Panasonic WJ-MS488 Service Manual Supplement online
SCHEMATIC DIAGRAM OF MAIN BOARD (4/4)
– 4 –
MAIN BOARD(4/4)
IC701
C2
IC702
B2
IC703
C2
IC704
C3
IC705
D3
IC706
C3
IC708
B2
IC801
A3
IC802
B2
IC803
B2
IC901
B4
IC902
B4
Q801
B2
Q802
B2
Q803
A2
Q804
B2
Q805
B2
Q806
A3
Q807
A3
Q808
A3
Q809
A2
Q810
A2
Q811
A2
Q812
A2
Q901
A4
Q902
A4
Q903
B4
Q904
B4
Q908
C4
Q909
C4
D801
A3
D802
A3
D803
A2
D804
A2
Note: The value indicated in the schematic
diagram should be read as follows:
Multiplier (0 – 5)
2nd Significant Digit (0 – 9)
1st Significant Digit (0 – 9)
<Example>
For Resistor:
330
➔
33 x 10
0
= 33
Ω
561
➔
56 x 10
1
=560
Ω
123
➔
12 x 10
3
=12k
Ω
0R00=0
Ω
For Capacitor
(Except Electrolytic Capacitor
and Tantalum Capacitor):
(Except Electrolytic Capacitor
and Tantalum Capacitor):
820
➔
82 x 10
0
= 82PF
102
➔
10 x 10
2
= 1,000PF = 0.001
µ
F
104
➔
10 x 10
4
= 100,000PF = 0.1
µ
F
For Coil:
330
➔
33 x 10
0
= 33
µ
F
561
➔
56 x 10
1
=560
µ
F
8R2=8.2
µ
F
1
2
3
4
5 V-5
GND
V+5D
V+5D
V+5A
GND
V5A V5D V-5
242
122
122
122
122
122
122
122
122
242
242
242
242
242
242
242
OPEN
332
122
242
122
122
122
122
122
122
122
242
242
242
242
242
242
242
OPEN
332
621
*
560
751
361
*
3
222
8R2
8R2
- +
100/6.3
471
122
560
122
560
OPEN
-
+
332
271
472
+
-
100/6.3
682
105
104
3
1
2
*
*
222
-
+
+ -
1000/6
502
1000/6
100/6.3
YO0
YO1
YO2
YO3
YO4
YO5
YO6
YO7
CO0
CO1
CO2
CO3
CO4
CO5
CO6
CO7
272
3
102
*
*
101
V5A
V-5
8
G
3
IN2
2
SW1
1
IN1
7
OUT
4
SW2
6
VCC
5
IN3
104
202
272
102
OPEN
-
+
100/6.3
3
1
2
680
122
750
CHRA1
PIN0A—7A
YO0—7
RSYNC
RXSYNC
CO0—7
CHRA3
RDSYNC
CN601
TP604
(-5V)
(+5V)
TP605
R801
R803
R802
R804
R806
R808
R810
R812
R814
R816
R805
R807
R809
R811
R813
R815
C801
R817
Q801
R818
R820
R822
R824
R826
R828
R830
R832
R819
R821
R823
R825
R827
R829
R831
R833
C802
R834
TP801
Q802
R836
R837
C804
R835
C805
C805
360
240
5R2
3R9
272
362
103
912
L802
R836
R837
R836
R837
L801
R838
C806
L802
VR801
Q803
R839
R840
C807
R843
R844
R845
R846
R848
R849
C812
C81
1
C810
C809
VR802
Q804
R842
R841
C808
Q805
R847
D801
R851
R850
R852
C813
Q808
C814
L803
L804
IC801
R853
C815
R855
R854
R856
C816
D802
R857
R858
R859
Q806
Q807
VTR
OUT
OUT
VIDEO
OUT
OUT
CHRA2
OPEN
V5AC
V-5E
1
E1
1
E2
1
E3
1
E4
1
E5
PIN3
PIN4
PIN5
PIN6
PIN7
PIN4
PIN5
PIN6
PIN7
PIN2
PIN1
PIN0
P07
P06
P05
CSCH
SCKCH
ICAD2
ICAD1
ICAD0
ICAD1
ICAD0
ICAD3
ICAD4
ICAD5
ICAD6
R709
102
R708
103
C707
105
1
2 BZ701
C705
104
R706 223
R704 223
R705
0
0
R703
1
IN
2
OUT
3
GND
IC702
R702
103
R701
121
C701 104
-
+
C702 100/6.3
V5DD
L701
8R2
V5D
X701
7.37MHz
C703
300
C704
300
1
CS
6
NC
7
NC
2
SK
8
YCC
5
GND
4
DO
3
DI
IC703
C706
104
R707 473
CSCH,SCKCH
1 A0
2 A1
3 A2
4 CS2
5 CS3
6 CS1
7 Y7
8 GND
9
Y6
10
Y5
11
Y4
12
Y3
13
Y2
14
Y1
15
Y0
16
VCC
P05
P06
P07
P06
P07
1 A0
2 A1
3 A2
4 CS2
5 CS3
6 CS1
7 Y7
8 GND
9
Y6
10
Y5
11
Y4
12
Y3
13
Y2
14
Y1
15
Y0
16
VCC
P05
P06
P07
P06
P07
WY0
WY1
WY2
WY3
WY1
WY2
WY3
WY5
WY6
WY6
WY7
RY1
RY3
C720
104
C718
104
C719
104
1
2
3
4
5
6
7
8
9
PIN0
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
121
PIN0
121
121
121
121
121
121
121
121
121
121
121
121
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
331
331
331
331
331
331
331
473
473
473
473
473
473
473
473
331
V5DF
FP7
FP6
FP5
FP4
FP6
FP5
FP4
FP3
FP2
FP1
FP0
FP2
FP1
FP0
GND
1
2
3
4
5
6
7
5V
FBCD
FBCD
GND
WY1
WY0
LED
WY1
WY0
LED
RY1
121
121
121
121
121
RY1
WY1
WY0
WY0
473
473
473
473
331
331
331
331
8R2
V5D
-
+
100/6.3
V5DF
LED
LED
OPEN
R762 393
L910
101
L909
101
C919
104
C917 104
C918
103
C920 103
R945
102
R949
102
R946
R944
333
333
R948
Q908
R950
223
223
R943
R942
392
392
L911
8R2
+
-
-
C921
100/6.3
L914
101
L915
101
C928
104
C926 104
C929 103
R961
102
R967
102
R962
R960
R964
Q909
R965
R959
R958
C927
103
L902
101
R909
103
R908
103
Q903
R905
223
R906
393
R907
101
C903
104
R904
223
C902
105
AL2
AL1
AL4
AL3
ALRST
1
14
27
2
15
3
16
4
17
5
18
6
19
7
20
8
21
9
22
10
23
11
24
12
25
13
CN901
ALARM/REMOTE
26
Q901
R901
563
R903
393
R902
562
C901 104
L901
151
ALOUT
Q902
R953
223
R954
102
R952
102
C922
103
C923
104
L912
101
AL5
R956
223
R957
102
R955
102
C924
103
C925
104
L913
101
AL6
R969
223
R970
102
R968
102
C930
103
C931
104
L916
101
AL7
R972
223
R973
102
R971
102
C932
103
C933
104
L917
101
AL8
3
1
2
3
1
2
R975
223
R976
102
R974
102
C934
103
C935
104
L918
101
R978
223
R979
102
R977
102
C936
103
C937
104
L919
101
R981
223
R982
102
C938
103
C939
104
L920
101
R980
102
C905 104
L903
101
R912
101
R911
103
R914
564
R910
153
Q904
R915
153
C904 104
C906
105
R913
104
R984
223
R985
102
R983
102
C940
103
C941
104
L921
101
R987
223
R988
102
R986
102
C942
103
C943
104
L922
101
R990
223
R991
102
C944
103
C945
104
L923
SEQ
ZOOM
101
R989
102
R995
R993
R992
Q910
Q911
R997
R996
+
-
-
C946
R998
R994
1
S
2
A0
3
B0
4
Y0
5
A1
6
B1
7
Y1
8
GND
9
Y2
10
B2
11
A2
12
Y3
13
B3
14
A3
15
OE
16
VCC
1
S
2
A0
3
B0
4
Y0
5
A1
6
B1
7
Y1
8
GND
9
Y2
10
B2
11
A2
12
Y3
13
B3
14
A3
15
OE
16
VCC
AL8
AL7
AL4
AL3
AL6
AL1
AL2
PIN7
PIN6
PIN3
PIN2
PIN4
PIN5
PIN0
PIN1
STIL
ZOOM
PHO
STIL
ZOOM
C947
104
C948
104
V5D
8
1
2
7
4
5
6
3
750
101
-
+
100/6.3
3
1
2
8R2
V5D
- +
100/6.3
273
223
102
391
102
201
561
+ -
1/50
105
104
102
101
222
8R2
V-5
+
-
AL5
RY3
RY3
CVD
RVD
RVD
SRESET
CVD
SRESET
RVD
CN802
R860
R861
R862
R863
R864
R865
R866
R867
R868
R869
R870
R871
C817
C819
C820
C821
C822
C736
L805
L806
D803
D804
Q809
Q810
Q811
Q812
IC706
IC705
SW701
CN702
CN703
C721
C722
C723
C724
C725
C726
C727
C728
C729
C730
C731
C732
C733
R763
R764
R765
R766
R764
R765
R766
R767
R768
R769
R791
R768
R769
R791
R772
R773
R774
R775
R776
R777
R778
R779
R782
R783
R783
R784
R785
R786
R785
R786
R787
R788
R789
R790
D902
IC901
IC902
2 A1
4 A2
6 A3
8 A4
11 B1
13 B2
1 EA
19 EB
10
GND
20
VCC
9
YB1
12
YA4
14
YA3
16
YA2
18
YA1
15 B3
17 B4
7
YB2
5
YB3
3
YB4
IC704
L703
D901
GEN
IN
OUT
CHDET
WY7
PIN0—7
DSYS
CHRA1
CHRA3
RDSYNC
CHRA2
-
+
C818
100/6.3
WY5
WY2
WY6
WY3
V+5D
V5DI
V-5F
V5DH
(IC701)
1 P62
2 P61
3 P60
4 P57
5
P56
6
P55
7
P54
8
P53
9
P52
10
P51
11
P50
12
P47
13
P46
25
P27
48
P00
47
P01
46
P02
45
P03
44
P04
43
P05
42
P06
41
P07
40
P10
39
P11
38
P12
37
P13
26
P26
27
P25
28
P24
29
P23
30
P22
31
P21
32
P20
33
P17
34
P16
35
P15
36
P14
14
P45
15
P44
16
P43
17
P42
18
CNVSS
19
RESET
20
P41
21
P40
22
XIN
23
XOUT
24
VSS
56
P30
55
P31
54
P32
53
P33
52
P34
51
P35
50
P36
49
P37
64
P63
63
P64
62
P65
61
P66
60
P67
59
P70
58
P71
57
VCC
CN701
8
1
2
CN801
7
4
5
6
3
WY4
RY4
5
1
2
3
2
3
4
IC802
C826
104
ECS
ESK
EDO
EDI
TD4
PHNL
ECS
ESK
EDI
EDO
EDI
EDO
TXD
RXD
RXD
TD5
PIN0
PIN1
PIN2
PIN3
PIN1
PIN2
PIN3
ICAD3
ICAD2
ICAD1
ICAD0
RY4
WY4
3
1
2
D701
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
C734
R711
D702
R710
D703
BAT701
1
C2+
11
DI3
12
DO3
13
DI2
14
DO2
15
DI1
16
DO1
17
VDD
18
C1-
19
VCC
20
C1+
2
GND
3
C2-
4
VSS
5
RX1
6
TX1
7
RX2
8
TX2
9
RX3
10
TX3
IC708
TXD
RXD
RXD
-
+
C735
+
-
C737
+
-
C738
100/6.3
100/6.3
100/6.3
100/6.3
100/6.3
TX2
RX2
TX1
RX1
RX2
TX1
RX1
1
2
3
4
5
6
2
3
4
5
6
1
2
3
2
3
3
3
4
5
6
5
6
CN704
TX2
RX2
GND
GND
RX1
TX1
TX1
RX1
RX1
RX2
TX2
TX2
TP2
TP5
TP7
TP8
PHO
L924
151
1
STD
2
CS0
3
ALE
4
A0
8
RD
9
GND
11
D3
10
WR
5
A1
6
A2
7
A3
12
D2
13
D1
14
D0
15
CS1
16
(VDD)
17
(VDD)
18
VDD
IC707
V5DJ
R916
102
R917
223
R918
102
L925
101
C949
103
C950
104
REIN
R792
R872
223
5P
C827
ALOUT
ALRST
REIN
ALRST
REIN
R793
223
ICAD7
R794
R795
R796
R797
0R00
0R00
223
223
R798
0R00
C739
101
R799
221
PIN0A
PIN1A
PIN2A
PIN3A
PIN4A
PIN5A
PIN6A
PIN7A
1
2
3
4
8
7
6
5
COM
INH
VEE
GND
ADR
CH1
CH0
VDD
CH1
CH0
VDD
104
IC803
C828
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
0R00
R712
R713
R714
R715
R716
R717
R718
R719
R713
R714
R715
R716
R717
R718
R719
-
+
-
+
-
+
-
+
C951
OPEN
OPEN
OPEN
333
333
223
223
392
392
OPEN
OPEN
OPEN
C952
C953
C954
MAIN BOARD(4/4)
TO MAIN
BOARD(3/4)
BOARD(3/4)
TO MAIN
BOARD(2/4)
BOARD(2/4)
TO MAIN
BOARD(1/4)
BOARD(1/4)
TO MAIN
BOARD(1/4)
BOARD(1/4)
TO MAIN
BOARD(2/4)
BOARD(2/4)
TO MAIN
BOARD(3/4)
BOARD(3/4)
TO MAIN
BOARD(3/4)
BOARD(3/4)
TO MAIN
BOARD(3/4)
BOARD(3/4)
T
O
MAIN
BOARD(1/4)
(GND)
(GND)
(GND)
(GND)
1
2
1
1
2
3
4
5
9
8
7
6
10
11
2
CF1
CF2
CN1
RD
SD
SG
E1
RS232C
D–SUB BOARD
TO FRONT
BOARD
E4
BOARD
E4
TO POWER
BOARD
E1
BOARD
E1
TO FRONT
BOARD
E3
BOARD
E3
PAL ONLY
NTSC ONLY
NTSC
ONLY
ONLY
0
NTSC
PAL
R850
333
473
202
302
R851
NTSC
PAL
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
223
1
2
3
4
5
C
D
B
A
VR801
BURST
BURST
VR802
BORDER
BORDER
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