DOWNLOAD Panasonic WJ-HD500 Service Manual ↓ Size: 4.88 MB | Pages: 72 in PDF or view online for FREE

Name: Panasonic WJ-HD500
Brand: Panasonic
SKU: 23108
Rating: 4 (1 reviews)

Model: WJ-HD500
Pages: 72
Size: 4.88 MB
Type: PDF
Document: Service Manual
Brand: Panasonic
Device: Video Monitoring / DIGITAL DISK RECORDER
File: wj-hd500.pdf
Date: 2018-11-20

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C301  33/16
C305
103
5
1
2
3
4
IC391
C391  104
3
7
5
IC392
5
1
2
3
4
IC393
6
1
2
IC392
C392  104
8
V
4
G
IC392
C393 104
R302  103
R301  103
R305  222
R306  222
R307  222
R308
472
R315  0R00
1
5
6
7
8
2
3
4
Z306 103
1
5
6
7
8
2
3
4
Z301 0R00
1
5
6
7
8
2
3
4
Z302 0R00
1
5
6
7
8
2
3
4
Z303 0R00
1
5
6
7
8
2
3
4
Z304 0R00
R304
103
R303
103
R368
103
5
1
2
3
4
6
7
8
Z307 0R00
5
1
2
3
4
6
7
8
Z308 0R00
5
1
2
3
4
6
7
8
Z309 0R00
5
1
2
3
4
6
7
8
Z310 0R00
R309
0R00
R310
0R00
5
1
2
3
4
6
7
8
Z314 0R00
L301  100
C304
103
C303
103
C302
103
R344
0R00
R345
OPEN
C342
104
C343
104
1 Standby
2 SGline14
24
REGout
23
SGline15
3 SGline13
4 SGline12
5 SGline11
6 GND
25 GND
7 SGline10
8 SGline9
9 SGline8
10 SGline7
11 SGline6
12 VCC
22
SGline16
21
SGline17
20
SGline18
19
GND
26
GND
18
SGline1
17
SGline2
16
SGline3
15
SGline4
14
SGline5
13
VCC
IC341
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CN301
R311
221
R313
331
C341  104
R341
104
R342 473
Q341
R343 332
1
5
6
7
8
2
3
4
Z313 0R00
1
5
6
7
8
2
3
4
Z312 0R00
1
5
6
7
8
2
3
4
Z316
221
5
1
2
3
4
6
7
8
Z317
221
1
5
6
7
8
2
3
4
Z320
331
5
1
2
3
4
6
7
8
Z321
331
C351  33/16
C355
103
R352  103
R351  103
R355  222
R356  222
R357  222
R358
472
R365  0R00
1
5
6
7
8
2
3
4
Z356 103
1
5
6
7
8
2
3
4
Z351 0R00
1
5
6
7
8
2
3
4
Z352 0R00
1
5
6
7
8
2
3
4
Z353 0R00
1
5
6
7
8
2
3
4
Z354 0R00
R354
103
R353
103
R369
103
5
1
2
3
4
6
7
8
Z357 0R00
5
1
2
3
4
6
7
8
Z359 0R00
5
1
2
3
4
6
7
8
Z360 0R00
R359
0R00
R360
0R00
5
1
2
3
4
6
7
8
Z364 0R00
5
1
2
3
4
6
7
8
Z365 0R00
L351  100
C354
103
C353
103
C352
103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CN351
R361
221
R363
331
1
5
6
7
8
2
3
4
Z363 0R00
1
5
6
7
8
2
3
4
Z362 0R00
5
1
2
3
4
6
7
8
Z369
221
1
5
6
7
8
2
3
4
Z373
331
1
5
6
7
8
2
3
4
Z358 0R00
R362
221
5
1
2
3
4
6
7
8
Z368
221
5
1
2
3
4
6
7
8
Z367
221
1
5
6
7
8
2
3
4
Z372
331
5
1
2
3
4
6
7
8
Z371
331
R363
331
5
1
2
3
4
6
7
8
Z315 0R00
5
1
2
3
4
6
7
8
Z366
221
5
1
2
3
4
6
7
8
Z370
331
6 VDD
18 VDD
31 VDD
43 VDD
49 VDD
63 VDD
73 VDD
107 VDD
116 VDD
131 VDD
137 VDD
125 DMA0
126 TP
135 DMR/#W
129 #DACK
54 SCLK
138 DMD15
139 DMD14
141 DMD13
142 DMD12
143 DMD11
144 DMD10
1 DMD9
3 DMD8
4 DMD7
5 DMD6
7 DMD5
9 DMD4
10 DMD3
11 DMD2
13 DMD1
14 DMD0
130 DREQ
59 MODE1
60 MODE0
57
A0
56
A1
55
A2
52
A3
51
A4
19
D15
20
D14
22
D13
23
D12
24
D11
26
D10
27
D9
28
D8
29
D7
32
D6
33
D5
34
D4
36
D3
37
D2
38
D1
39
D0
2
VSS
8
VSS
12
VSS
16
VSS
21
VSS
25
VSS
30
VSS
35
VSS
40
VSS
45
VSS
53
VSS
58
VSS
66
VSS
77
VSS
82
VSS
88
VSS
93
VSS
98
VSS
102
VSS
112
VSS
122
VSS
128
VSS
134
VSS
140
VSS
68
BSYOE
65
SELOE
67
RSTOE
119
UDBOEP
108
LDBOEP
120
DBOE15
64
INIT
62
TARG
61 #S/DESL
121
DBOE14
123
DBOE13
124
DBOE12
69
DBOE11
70
DBOE10
71
DBOE9
72
DBOE8
109
DBOE7
110
DBOE6
111
DBOE5
113
DBOE4
114
DBOE3
115
DBOE2
117
DBOE1
118
DBOE0
41 LDP
17 UDP
15 LDMDP
136 UDMDP
46 R/#W
50
#INT
47
#CS1
101
#UDBP
90
#LDBP
103
#DB15
104
#DB14
105
#DB13
106
#DB12
74
#DB11
75
#DB10
76
#DB9
78
#DB8
91
#DB7
92
#DB6
94
#DB5
95
#DB4
96
#DB3
97
#DB2
99
#DB1
100
#DB0
79
#I/O
80
#REQ
81
#C/D
83
#SEL
84
#MSG
85
#RST
86
#ACK
87
#BSY
89
#ATN
132 #DMUDS
133 #DMLDS
127 #RESET
44 #LDS
42 #UDS
48 #CS0
IC351
6 VDD
18 VDD
31 VDD
43 VDD
49 VDD
63 VDD
73 VDD
107 VDD
116 VDD
131 VDD
137 VDD
125 DMA0
126 TP
135 DMR/#W
129 #DACK
54 SCLK
138 DMD15
139 DMD14
141 DMD13
142 DMD12
143 DMD11
144 DMD10
1 DMD9
3 DMD8
4 DMD7
5 DMD6
7 DMD5
9 DMD4
10 DMD3
11 DMD2
13 DMD1
14 DMD0
130 DREQ
59 MODE1
60 MODE0
57
A0
56
A1
55
A2
52
A3
51
A4
19
D15
20
D14
22
D13
23
D12
24
D11
26
D10
27
D9
28
D8
29
D7
32
D6
33
D5
34
D4
36
D3
37
D2
38
D1
39
D0
2
VSS
8
VSS
12
VSS
16
VSS
21
VSS
25
VSS
30
VSS
35
VSS
40
VSS
45
VSS
53
VSS
58
VSS
66
VSS
77
VSS
82
VSS
88
VSS
93
VSS
98
VSS
102
VSS
112
VSS
122
VSS
128
VSS
134
VSS
140
VSS
68
BSYOE
65
SELOE
67
RSTOE
119
UDBOEP
108
LDBOEP
120
DBOE15
64
INIT
62
TARG
61 #S/DESL
121
DBOE14
123
DBOE13
124
DBOE12
69
DBOE11
70
DBOE10
71
DBOE9
72
DBOE8
109
DBOE7
110
DBOE6
111
DBOE5
113
DBOE4
114
DBOE3
115
DBOE2
117
DBOE1
118
DBOE0
41 LDP
17 UDP
15 LDMDP
136 UDMDP
46 R/#W
50
#INT
47
#CS1
101
#UDBP
90
#LDBP
103
#DB15
104
#DB14
105
#DB13
106
#DB12
74
#DB11
75
#DB10
76
#DB9
78
#DB8
91
#DB7
92
#DB6
94
#DB5
95
#DB4
96
#DB3
97
#DB2
99
#DB1
100
#DB0
79
#I/O
80
#REQ
81
#C/D
83
#SEL
84
#MSG
85
#RST
86
#ACK
87
#BSY
89
#ATN
132 #DMUDS
133 #DMLDS
127 #RESET
44 #LDS
42 #UDS
48 #CS0
IC301
V3D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
5
1
2
3
4
6
7
8
Z375
221
5
1
2
3
4
6
7
8
Z374
221
1
5
6
7
8
2
3
4
Z377 331
1
5
6
7
8
2
3
4
Z376 331
R367
331
R366  221
V5D
V5D
V3D
SIRQCS
5RD
SPCIRQ
STCLK
SRSTA
5RDWR
LDS
UDS
SPCACS
SCNTA3
SCNTA2
SCNTA1
SCNTA0
DA0
DA4
DA1
DA2
DA3
DA5
DA6
DA7
DA8
DA9
DA10
DA11
DA12
DA13
DA14
DA15
5ADR1
5ADR2
5ADR3
5ADR4
5DAT15
5DAT14
5DAT13
5DAT12
5DAT11
5DAT10
5DAT9
5DAT8
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
SCA0
DBA0
SCA0
SCA1
SCA2
SCA3
SCA4
SCA5
SCA6
SCA7
SCA8
SCA8
SCA7
SCA6
SCA5
DBA5
DBA6
DBA7
DBA16
SCA0
SCA1
SCA2
SCA3
SCA4
DBA7
DBA16
DBA8
DBA9
DBA10
DBA11
DBA12
DBA13
DBA14
DBA15
DBA17
DBA6
DBA5
DBA4
DBA3
DBA2
DBA1
DBA0
TERM
SCA1
SCA2
SCA3
SCA4
SCA5
SCA6
SCA7
SCA8
DBA1
DBA2
DBA3
DBA4
DBA5
DBA6
DBA7
DBA8
DBA9
DBA10
DBA11
DBA12
DBA13
DBA14
DBA15
DBA16
DBA17
SRSTB
SPCBCS
SCNTB3
SCNTB2
SCNTB1
SCNTB0
5ADR1
5ADR2
5ADR3
5ADR4
5DAT15
5DAT14
5DAT13
5DAT12
5DAT11
5DAT10
5DAT9
5DAT8
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
SCB0
DBB0
SCB0
SCB8
DBB0
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB16
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB8
DBB9
DBB10
DBB11
DBB12
DBB13
DBB14
DBB15
DBB16
DBB17
SCB1
SCB2
SCB3
SCB4
SCB5
SCB6
SCB7
SCB8
DBB0
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB8
DBB9
DBB10
DBB11
DBB12
DBB13
DBB14
DBB15
DBB16
DBB17
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
DB10
DB11
DB12
DB13
DB14
DB15
5DAT1
5DAT0
SCB1
SCB2
SCB3
SCB4
SCB5
SCB6
SCB7
DBB0
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
SCB8
SCB7
SCB6
SCB5
SCB4
SCB3
SCB2
SCB1
SCB0
5DAT(0-15)
SCNTA(0-3)
DA(0-15)
5ADR(1-21)
GND
GND
SCA8
SCA7
SCA6
SCA5
SCA4
SCA3
SCA2
SCA1
SCA0
GND
GND
DBA0
GND
GND
GND
GND
GND
LDBP
GND
GND
GND
GND
GND
GND
OPEN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
DBA1
DBA2
DBA3
DBA4
DBA5
DBA6
DBA7
GND
GND
TERMPWR
5DAT(0-15)
SCNTB(0-3)
DB(0-15)
5ADR(1-21)
GND
GND
GND
GND
GND
GND
GND
GND
GND
LDBP
GND
GND
GND
GND
GND
GND
OPEN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
TERMPWR
(2/10)
(2/10)
(2/10)
(1/10)
(4/10)
(3/10)
(1/10)
(3/10)
(2/10)
(1/10)
(1/10)
MAIN  BOARD (5/10)
(6/10)
(6/10)
(2,6,7/10)
(4/10)
(4/10)
(4/10)
(4/10)
(6/10)
(2,6,7/10)
TO
SCSI-IDE
BOARD...CN3
TO
EXTENSION
STORAGE PORT
TO
COPY PORT
A
B
C
D
E
1
2
3
4
(1/10)
(1/10)
< VOLTAGE >
MAIN  BOARD (5/10)
< INDEX >
MAIN  BOARD (5/10)
IC301
C2/C3/D2/D3/E2/E3
IC341
C3/C4
IC351
A2/A3/B2/B3
IC391
C1
IC392
C3,C4
IC393
C3
Q341
D3
IC391
3.0
5.0
0
5.0
5.0
IC393
5.0
5.0
0
3.1
3.1
IC392
5.0
5.0
5.0
0
5.0
5.0
5.0
5.0
Pin 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
IC341
0.3
2.8
2.8
2.8
2.8
0
2.8
2.8
2.8
2.8
2.8
5.0
5.0
2.8
2.8
2.8
2.8
2.8
0
2.8
2.8
2.8
2.8
2.9
0
0
Q341
B
4.4
C
0.3
E
5.0
Note:
The value indicated in the schematic diagram
should be read as follows:
                                   Multiplier (0 - 5)
                                   2nd. Significant Digit (0 - 9)
                                   1st. Significant Digit (1 - 9)
  <Example>
       For Resistor:
           330
33 x 10    =    33 
Ω
           561
56 x 10    =  560 
Ω
           123
12 x 10    =  12k 
Ω
           0R00  =  0 
Ω
0
1
3
820
82 x 10    =          82 pF
102
10 x 10    =      1000 pF  =  0.001 
µ
F
104
10 x 10    =  100000 pF  =      0.1 
µ
F
0
2
4
For Capacitor
(Except Electrolytic Capacitor and Tantalum Capacitor):
0
1
010
1 x 10    =
1 
µ
H
8R2
8.2 x 10    =
8.2 
µ
H
101
10 x 10    =
100 
µ
H
0
For Coil:
– 35 –
SCHEMATIC  DIAGRAM  OF  MAIN BOARD (5/10)

L407  100
C426
33/16
R412
152
R411  105
C423
200
C424
300
C430
104
C431
104
C429  104
C428  10/16
C432
22/6.3
R414  103
L408  100
C434
104
C433  104
C436  104
C435  10/16
C425  104
R422 153
R423 OPEN
R472
0R00
R467 OPEN
C440 OPEN
C439
104
R468
0R00
R425 OPEN
1 NC
2 R
3 REB
4 DE
5 D
6 GND
7 GND
14
VCC
13
NC
12
A
11
B
10
Z
9
Y
8
NC
IC417
R453 153
R416 OPEN
R417
222
R420 OPEN
C438 101
C437
104
L409  100
R419
222
R418 OPEN
R428  154
C442  104
C441
104
R421 153
5
1
2
3
4
IC412
C422  104
6
2
8
4
IC414
1
7
IC414
3
5
IC414
L410
L411
L412
L413
L414
L415
L416
L417
L418
L419
L420
L421
TP11
R434
0R00
R432  103
R433  103
E6
R11  OPEN
R12  OPEN
E5
E3
E2
E7
E1
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
VCC
G
B1
B2
B3
B4
B5
B6
B7
B8
IC425
R448
100
R447
100
R446
100
R445
100
R444
100
R443
100
R442
100
R441
100
R440
100
C448  104
4
5
6
IC426
9
10
8
IC426
C449
104
6
1
2
IC427
R439  103
3
7
5
IC427
8
V
4
G
IC427
C450  104
R431
103
12
13
11
IC426
R435
0R00
R436
0R00
R410  103
R457 363
R454
153
R455
153
R456
153
R458 363
C453 101
C452 101
R460
0R00
R461
0R00
R462  OPEN
R463  OPEN
C454  104
R464 303
R465 153
R466  153
5
1
2
3
4
IC429
C456  104
R427 OPEN
R469
OPEN
R470  OPEN
R471 OPEN
C457 101
C458 101
R424  682
R426
682
R473
0R00
R474
0R00
R429
0R00
R476
0R00
R415
0R00
C459
104
R478  103
R482  0R00
R484  103
R479
0R00
R480  OPEN
R481
OPEN
5
1
2
3
4
IC432
GND
R485
0R00
R486
OPEN
R487  OPEN
TH401  050
1 NC
2 R
3 REB
4 DE
5 D
6 GND
7 GND
14
VCC
13
NC
12
A
11
B
10
Z
9
Y
8
NC
IC418
28 V–
27 C2–
26 C2+
3
C1+
1
V+
2
5V
4
C1–
25 DR1IN
23 DR2IN
19 DR3IN
24 RX1OUT
22 RX2OUT
21 RX3OUT
20 RX4OUT
18 RX5OUT
17 GND
16 DD
15
NC
14
NC
13 ON/OFF
12
RX5IN
10
RX4IN
9
RX3IN
8
RX2IN
6
RX1IN
5
DR1OUT
7
DR2OUT
11
DR3OUT
IC416
1
5
6
7
8
2
3
4
Z401 0R00
1
5
6
7
8
2
3
4
Z402 0R00
5
1
2
3
4
6
7
8
Z407 0R00
1
5
6
7
8
2
3
4
Z408 0R00
1
5
6
7
8
2
3
4
Z404 0R00
C462  104
27 A1
26 A2
28 A0
9 CS0
10 CS1
4
3
2
47
46
45
44
43
19 #RD1
16 #WR1
35
20
17
24
11
29
#RXRDY
22
DDIS
23
#TXRDY
30
INTRPT
7
SIN
8
38
39
40
41
31
34
32
33
5
12
14
15
42
18
XIN
XOUT
#BAUDOUT
RCLK
#DTR
#RTS
#OUT1
#OUT2
#RI
#DCD
#DSR
#CTS
SOUT
VCC
VSS
#CS2
#ADS
WR2
RD2
MR
D0
D1
D2
D3
D4
D5
D6
D7
1
NC
6
NC
13
NC
21
NC
25
NC
36
NC
37
NC
48
NC
IC431
C461
33/16
C460
104
27 A1
26 A2
28 A0
9 CS0
10 CS1
4
3
2
47
46
45
44
43
19 #RD1
16 #WR1
35
20
17
24
11
29
#RXRDY
22
DDIS
23
#TXRDY
30
INTRPT
7
SIN
8
38
39
40
41
31
34
32
33
5
12
14
15
42
18
XIN
XOUT
#BAUDOUT
RCLK
#DTR
#RTS
#OUT1
#OUT2
#RI
#DCD
#DSR
#CTS
SOUT
VCC
VSS
#CS2
#ADS
WR2
RD2
MR
D0
D1
D2
D3
D4
D5
D6
D7
1
NC
6
NC
13
NC
21
NC
25
NC
36
NC
37
NC
48
NC
IC430
1 GND
2 CX1/RX1
3 RESET1
4 A1
5 B1
6 Q1
7 #Q1
8 GND
16
VCC
15
GND
14
CX2/RX2
13
RESET2
12
A2
11
B2
10
Q2
9
#Q2
IC419
1
2
3
4
X402
V3D
V5D
V5D
V3D
V3D
V3D
V5D
TP12
TP13
TP14
V5D
V5D
V5D
V5D
1
2
3
7
14
IC426
V3D
V3D
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
CN402
V3D
V12
5
1
2
3
4
6
7
8
Z405
103
5
1
2
3
4
6
7
8
Z406
103
V5D
V3D
5RD
5WE0
SIORST
TB485
TA485
RA485
RB485
232IRQ
485IRQ
RA485
RB485
TA485
TB485
NMI
TERM
3DAT0
REARW0
REARW1
REARR0
REARR1
3ADR1
3RDWR
CRXD
CTXD
CNTRST
ETCRCS
3DAT3
5ADR3
5ADR2
5ADR1
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5ADR3
5ADR2
5ADR1
SICHSL
SIOCS
UPSIRQ
3RESET
3DAT1
3DAT2
3DAT3
3DAT4
3DAT5
3DAT6
3DAT7
DCD
DSR
RXD
RTS
TXD
CTS
DTR
TI
TXD
DTR
RTS
DCD
RXD
DSR
CTS
RI
5DAT(0-15)
5ADR(1-21)
TA485,TB485,RA485,RB485
GND
NMI
GND
TA
TB
RA
TERM
GND
RB
UPS
RDAT2
RDAT1
RADR1
GND
GND
12V
5V
3.3V
GND
RDAT7
RDAT6
RDAT5
RDAT4
RDAT3
RDAT0
GND
REARW0
REARW1
REARR0
REARR1
GND
GND
RI
RTS
TXD
CTS
DTR
RXD
DCD
DSR
3DAT(0-15)
GND
GND
GND
CTXD
CRXD
CNTRST
CCONNECT
GND
5V
5V
(2/10)
(2/10)
(2/10)
(2/10)
(3/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(3/10)
(5/10)
(3/10)
MAIN  BOARD (6/10)
(1/10)
(1/10)
GND
GND
(5/10)
(2,5,7/10)
(3,9,10/10)
(4/10)
(1/10)
(3,9,10/10)
(3,9,10/10)
TO
REAR BOARD
 . . . . . . CN402
A
B
C
D
1
2
3
4
(1/10)
(1/10)
< WAVEFORM  >
MAIN  BOARD (6/10)

1.  20 ns/DIV, 0.5 V/DIV
< VOLTAGE >
MAIN  BOARD (6/10)
< NDEX >
MAIN  BOARD (6/10)
IC412
B1
IC414
A2,A3
IC416
A4
IC417
B3/C3
IC418
B3
IC419
A3/B3
IC425
D4
IC426
D3
IC427
C3,C4
IC429
A3
IC432
B1
IC412
–
3.1
0
0
5.0
IC429
5.0
0
0
0
5.0
IC432
–
5.0
0
0
5.0
IC414
0
3.1
0
0
3.1
0
3.1
3.1
IC427
3.1
3.1
3.1
0
3.1
3.1
3.0
3.1
IC417
–
5.0
0
0
0
0
0
–
–
–
0
2.2
–
5.0
IC418
–
5.0
0
0
5.0
0
0
–
0.6
0
0.1
0.6
–
5.0
IC426
3.1
3.1
3.1
3.0
3.0
3.1
0
3.1
3.0
3.0
0
0
0
3.1
IC419
0
4.9
5.0
0
5.0
0
5.0
0
5.0
0
5.0
0
5.0
5.0
0
5.0
IC425
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
0
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
28
Pin 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
IC416
8.6
5.0
5.2
1.3
–6.9
0.1
–6.9
0.1
0.1
0.1
–6.9
0
4.8
–
–
0
0
4.5
5.0
4.4
4.5
4.7
5.0
4.9
5.0
5.1
–2.0
–7.2
SCHEMATIC  DIAGRAM  OF  MAIN BOARD (6/10)
– 36 –

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