Panasonic WJ-HD500B Service Manual ▷ View online
– 4-6 –
R412
101
L407 100
C426
33/16
R411 105
C423
200
C424
300
C430
104
C431
104
C429 104
C428 0.1/50
C432 10/16
R414 103
L408 100
C434
104
C433 104
C436 104
C435 1/50
C425 104
R422 153
C439 104
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
R417 222
C438 101
C437 104
L409 100
R419 222
R428 154
C442 104
C441
104
R421 153
5
1
2
3
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
L419
L420
L425 100
L424 100
L423 100
L424 100
L423 100
L421
TP11
R434
0R00
R432 103
R433 103
E6
R11 OPEN
GNDA
GNDA
GNDA
R12 OPEN
E5
E3
E2
E7
E1
1
2
3
4
5
6
7
8
9
10
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
19
18
17
16
15
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A7
A8
A2
A3
A4
A5
A6
A7
A8
GND
VCC
G
B1
B2
B3
B4
B5
B6
B7
B8
G
B1
B2
B3
B4
B5
B6
B7
B8
IC425
R448
100
C448 104
4
5
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
12
13
13
11
IC426
R435
0R00
R436
0R00
R410 103
R431 103
R457 363
R454
153
R455
153
R456
153
C453 101
R458 363
C452 101
C454 104
R464 303
R465 153
R466 153
5
1
2
3
2
3
4
IC429
C456 104
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
2
3
4
IC432
GND
R485
0R00
R486
OPEN
R487 OPEN
TH401 050
L426 100
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
3
4
Z401 0R00
1
5
6
7
8
2
3
4
3
4
Z402 0R00
5
1
2
3
4
6
7
8
7
8
Z407 0R00
1
5
6
6
7
8
2
3
4
Z408 0R00
1
5
6
6
7
8
2
3
4
Z404 0R00
C462 104
27 A1
26 A2
28 A0
9 CS0
10 CS1
4
3
2
3
2
47
46
45
44
43
46
45
44
43
19 #RD1
16 #WR1
35
20
17
24
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
15
42
18
XIN
XOUT
#BAUDOUT
RCLK
#DTR
#RTS
#RTS
#OUT1
#OUT2
#OUT2
#RI
#DCD
#DSR
#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
3
2
47
46
45
44
43
46
45
44
43
19 #RD1
16 #WR1
35
20
17
24
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
15
42
18
XIN
XOUT
#BAUDOUT
RCLK
#DTR
#RTS
#RTS
#OUT1
#OUT2
#OUT2
#RI
#DCD
#DSR
#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
3
4
X402
V3D
V5D
V5D
V3D
V3D
V3D
V5D
TP12
TP13
TP14
V5D
V5D
V5D
V5D
1
2
2
3
7
14
IC426
V3D
V3D
1
2
3
4
5
6
7
8
9
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
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
CN402
V3D
V12
5
1
2
3
4
6
7
8
Z405
103
5
1
2
3
4
6
7
8
Z406
103
1
5
6
7
8
2
3
4
3
4
Z409 100
1
5
6
7
8
2
3
4
3
4
Z410 100
V5D
V3D
5RD
5WE0
5WE0
SIORST
TB485
TA485
RA485
RB485
232IRQ
485IRQ
RA485
RB485
RB485
TA485
TB485
TB485
NMI
TERM
3DAT0
REARW0
REARW1
REARW1
REARR0
REARR1
REARR1
3ADR1
3RDWR
CRXD
CTXD
CNTRST
ETCRCS
3DAT3
C440 OPEN
5ADR3
5ADR2
5ADR1
5ADR2
5ADR1
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5ADR3
5ADR2
5ADR1
5ADR2
5ADR1
SICHSL
SIOCS
UPSIRQ
3RESET
3DAT1
3DAT2
3DAT3
3DAT4
3DAT5
3DAT6
3DAT7
DCD
DSR
RXD
RTS
TXD
CTS
DTR
RI
DSR
RXD
RTS
TXD
CTS
DTR
RI
TXD
DTR
RTS
DTR
RTS
DCD
RXD
DSR
RXD
DSR
CTS
RI
5DAT(0-15)
5ADR(1-21)
TA485,TB485,RA485,RB485
GND
NMI
GND
TA
TB
RA
GND
TA
TB
RA
TERM
GND
RB
UPS
RDAT2
RDAT1
RDAT1
RADR1
GND
GND
12V
5V
3.3V
GND
RDAT7
RDAT6
RDAT5
RDAT4
RDAT3
5V
3.3V
GND
RDAT7
RDAT6
RDAT5
RDAT4
RDAT3
RDAT0
GND
GND
REARW0
REARW1
REARR0
REARR1
REARW1
REARR0
REARR1
GND
GND
GND
RI
RTS
TXD
CTS
DTR
TXD
CTS
DTR
RXD
DCD
DSR
DSR
3DAT(0-15)
GND
GND
GND
GND
CTXD
CRXD
CNTRST
CCONNECT
CRXD
CNTRST
CCONNECT
GND
5V
5V
5V
(2/10)
(2/10)
(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)
(1/10)
(1/10)
(1/10)
(3/10)
(5/10)
(3/10)
MAIN BOARD (6/10)
(1/10)
(1/10)
GND
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 (1/2)
. . . . . CN402
REAR
BOARD (1/2)
. . . . . CN402
A
B
C
D
1
2
3
4
(1/10)
(1/10)
< WAVEFORM >
MAIN BOARD (6/10)
MAIN BOARD (6/10)
1. 20 ns/DIV, 0.5 V/DIV
< VOLTAGE >
MAIN BOARD (6/10)
MAIN BOARD (6/10)
< NDEX >
MAIN BOARD (6/10)
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
IC430
A2
IC431
B2
IC432
B1
IC412
–
3.1
0
0
0
5.0
IC429
5.0
0
0
0
0
0
5.0
IC432
–
5.0
0
0
0
5.0
IC414
0
3.1
0
0
0
3.1
0
3.1
3.1
3.1
IC427
3.1
3.1
3.1
3.1
3.1
0
3.1
3.1
3.0
3.1
3.1
3.0
3.1
IC417
–
5.0
0
0
0
0
0
–
–
–
0
0
0
0
0
–
–
–
0
2.2
–
5.0
IC418
–
5.0
0
0
0
5.0
0
0
–
0
–
0.6
0
0.1
0.6
0.6
–
5.0
IC426
3.1
3.1
3.1
3.0
3.0
3.1
3.1
3.1
3.0
3.0
3.1
0
3.1
3.0
3.0
3.0
3.0
0
0
0
0
0
3.1
IC419
0
4.9
5.0
5.0
0
5.0
0
5.0
0
5.0
0
5.0
0
5.0
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
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
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
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
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
5.0
5.2
1.3
–6.9
0.1
–6.9
0.1
0.1
0.1
0.1
0.1
–6.9
0
4.8
–
–
0
0
–
0
0
4.5
5.0
4.4
4.5
4.7
5.0
4.9
5.0
5.1
5.0
4.4
4.5
4.7
5.0
4.9
5.0
5.1
–2.0
–7.2
–7.2
Note:
The value indicated in the schematic diagram
should be read as follows:
should be read as follows:
Multiplier (0 - 5)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
<Example>
For Resistor:
330
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):
(Except Electrolytic Capacitor and Tantalum Capacitor):
1
010
1 x 10 =
1
µ
H
101
10 x 10 =
100
µ
H
8R2 = 8.2
µ
H
0
For Coil:
SCHEMATIC DIAGRAM OF MAIN BOARD (6/10)
– 4-8 –
C700 OPEN
R704
0R00
C758 121
V12
1
2
3
7
6
5
14
13
12
4
11
8
10
9
GNDA
R488
103
R489
C463 104
IC433
IC433
IC434
C464
105
R490
304
R491
434
R492
102
R493
102
IC433
IC434
IC434
SW400
IC433
R494
R495
272
ASEL
APECP
APLY 3
5
4
9
ARECN
(7/10)
(10/10)
(10/10)
(10/10)
Z1
Z0
Z
C
R471 OPEN
R470
103
103
102
X
A
X1
X0
14
IC434
Y
B
Y1
Y0
15
10
11
12
13
13
2
1
1
V5D
4
3
3
1
2
2
GNDA
GNDA
R496
134
R497
OPEN
R498
OPEN
R499
333
R463 103
R462 103
INH
VEE
16
6
7
8
C465
104
GNDA
1 BOSD
2 GD0
3 GD1
4 GD2
5 GD3
6 GD4
7 GD5
8 GD6
9 GND
10 GD7
11 BD0
12 BD1
13 BD2
14 BD3
15 OSDSW
16 CDGSWB
17
BD4
49
YFILON1B
33
SLABEB
18
BD5
19
BD6
20
BD7
21
GND
22
NTB
23
IM0
24
IM1
25
TEST1
26
TEST2
27
VSY
28
HSY
29
PIXCLK
30
VDD
31
I/O VDD
32
INT
34
ADDH
35
VREF
36
CGND
37
COUT
38
VGND
39
VOUT
40
AVSS
41
AVDD
42
IR
43
AVDD
44
YGND
45
YOUT
46
VDD
47
YFILON2B
48
YCOFF
50
PAL60B
51
VCLK
52
RSTB
53
CLKSW
54
RD0
55
RD1
56
RD2
57
R
OSD
58
RD3
59
RD4
60
RD5
61
I/O VDD
62
RD6
63
RD7
64
GOSD
GNDA
GNDA
GNDA
GNDA
GNDA
1
2
2
3
4
5
5
6
GNDA
GNDA
GNDA
GNDA
1
6
5
4
3
2
GNDA
1
6
5
4
3
2
2
GNDA
GNDA
GNDA
1
6
5
4
5
4
3
2
GNDA
GNDA
GNDA
1 I
2
O
3
G
GNDA
GNDA
1 BOSD
2 GD0
3 GD1
4 GD2
5 GD3
6 GD4
7 GD5
8 GD6
9 GND
10 GD7
11 BD0
12 BD1
13 BD2
14 BD3
15 OSDSW
16 CDGSWB
17
BD4
49
YFILON1B
33
SLABEB
18
BD5
19
BD6
20
BD7
21
GND
22
NTB
23
IM0
24
IM1
25
TEST1
26
TEST2
27
VSY
28
HSY
29
PIXCLK
30
VDD
31
I/O VDD
32
INT
34
ADDH
35
VREF
36
CGND
37
COUT
38
VGND
39
VOUT
40
AVSS
41
AVDD
42
IR
43
AVDD
44
YGND
45
YOUT
46
VDD
47
YFILON2B
48
YCOFF
50
PA
L60B
51
VCLK
52
RSTB
53
CLKSW
54
RD0
55
RD1
56
RD2
57
R
OSD
58
RD3
59
RD4
60
RD5
61
I/O VDD
62
RD6
63
RD7
64
GOSD
1 IN1
2 SW1
3 IN2
4 SW2
8
GND
7
OUT
6
VCC
5
IN3
1
6
5
4
5
4
3
2
2 D
3 CK
5
Q
6
#Q
12 D
11 CK
9
Q
8
#Q
GNDA
1
2
2
3
4
5
5
6
GNDA
12
13
13
11
1 IN1
2 SW1
3 IN2
4 SW2
8
GND
7
OUT
6
VCC
5
IN3
GNDA
1
4
4
13
10
10
#R1
#R2
#PR1
#PR2
14
7
VCC
GND
9
C
10
B
11
A
12 X0
13 X1
14
X
15
Y
16
VCC
8
GND
7 VEE
6 ENA
5 Z0
4
Z
3 Z1
2 Y0
1 Y1
GNDA
12
13
13
11
9
10
8
14
7
9
10
8
14
7
V3D
V5A
V5A
V5D
V5D
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
11
GNDA
2
3
3
1
4
4
5
6
1 VIN1
2 GND
3 VSAG1
4 VOUT1
8
VIN2
7
V+
6
VSAG2
5
VOUT2
GNDA
1
2
2
GENLOCK
GND
GND
GND
GND
GND
GND
GNDA
GNDA
V5A
V5A
1
2
2
VR751
MULTI OUT
MULTI OUT
VR701
REC OUT
REC OUT
TO
REAR BOARD
(2/2) . . . . CN12
REAR BOARD
(2/2) . . . . CN12
GEN-
LOCK
OUT
LOCK
OUT
C703
104
C704
10/16
C701
104
C702
10/16
C707
104
C705
104
C706 10/16
R701
102
VR701
103
Q701
R702 161
R703 512
IC751
C753
104
C754
10/16
C751
104
C752
10/16
C757
104
C755 104
C756 10/16
R751 102
VR751
102
R752 360
R753 512
R719
391
R720 391
C717
820
Q706
R721 102
C718 200
R524 0R00
R722 1R0
C716 100/6.3
R523 102
Q507
R522 101
R758 102
Q753
R756 102
R757
101
C764
105
C763 104
R765
223
Q752
R759
102
C759 101
Q754
R772 1R0
C766 100/6.3
R760 222
C760
105
C761
331
R761
101
R762 154
Q755
R763 222
R764 223
C762 102
C765
104
R766 752
R768
242
R767
222
IC755
IC755
R599 1R0
C516 100/6.3
R769
391
R770 391
C767
820
Q756
R771 102
∗
C768
R527 OPEN
R526 102
Q508
R525
101
C770 104
L702
8R2
L752
8R2
R773 103
C985
105
C771
104
GND
R788
101
R789
0R00
R785 OPEN
R776
OPEN
R777
223
Q751
R790 222
Q757
OPEN
R781 OPEN
R774 OPEN
R782
OPEN
C773
OPEN
R775
OPEN
R779 OPEN
R778 OPEN
C772
OPEN
Q758
OPEN
R787 OPEN
C774 OPEN
R780 OPEN
R786 OPEN
R783 OPEN
R784 OPEN
C775 OPEN
IC558
C777 104
C776 104
L753
8R2
C779 100/6.3
L754
8R2
C780 100/6.3
C778 100/6.3
R791 OPEN
R792 OPEN
C781 OPEN
R793 OPEN
R794 OPEN
R795
OPEN
R796 OPEN
R797 OPEN
IC701
IC754
VR752
OPEN
Q759
OPEN
IC756
IC756
C509 101
Q504
R510 222
C510
105
C511
331
R511
101
R512 154
Q505
R513 222
R514 223
C512 102
IC505
IC505
IC505
R508 102
Q503
R507
101
C514 105
C515
104
R516 622
R518
162
R517
152
R519
391
R520 391
C517
820
Q506
R521 102
C518 200
IC504
IC756
IC752
IC755
C513 104
IC755
IC505
CN12
R509
102
SW11
R420 OPEN
R423 0R00
R472 OPEN
R468 OPEN
R427
0R00
R425 0R00
C782 105
IC757
D700
D701
C783 104
C786
100/6.3
R723 105
R724
750
CN700
R725
103
E1
CN1
L1
A
B
C
D
1
2
3
4
5
5RESET
E27REC
E27REC
EY7REC
EY6REC
EY5REC
EY4REC
EY3REC
EY2REC
EY1REC
EY0REC
EC0REC
EC1REC
EC2REC
EC3REC
EC1REC
EC2REC
EC3REC
EC4REC
EC5REC
EC6REC
EC7REC
EVSREC
PALnNT
E27PLY
EY7PLY
EY6PLY
EY5PLY
EY4PLY
EY3PLY
EY2PLY
EY1PLY
EY0PLY
EC0PLY
EC1PLY
EC2PLY
EC3PLY
EC1PLY
EC2PLY
EC3PLY
EC4PL
Y
EC5PL
Y
EC6PL
Y
EC7PL
Y
EVSPLY
PALnNT
WHITE1
CHAR1
OHOR1
OBLNK1
WHITE2
CPOUT0
CPOUT1
MDVA
SPTMSK
EHSREC
EHSPLY
V5YY
OHOR2
OBLNK2
CHAR2
V5ZZ
MESPLY
PLYSEL
MDSEL
MDSEL
SUBSEL
EY(0-7)REC
EC(0-7)REC
AGND
AGND
AGND
AREC
APLY
SUBSPT OUT
PLYOUT
A5V
AGND
AGND
ASEL
AGND
AGND
(9/10)
(9/10)
(10/10)
(10/10)
(10/10)
(7/10)
(9/10)
(7/10)
(7/10)
(7/10)
(7/10)
(9/10)
(7/10)
(7/10)
(7/10)
(1/10)
(9/10)
(9/10)
(9/10)
(1/10)
(10/10)
(10/10)
(1/10)
(10/10)
EY(0-7)PLY
EC(0-7)PLY
(10/10)
(10/10)
(9/10)
(10/10)
(9/10)
(10/10)
NTSC PAL
∗
C768
200
OPEN
MAIN BOARD (8/10)
BNC BOARD
Note:
The value indicated in the schematic diagram
should be read as follows:
should be read as follows:
Multiplier (0 - 5)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
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):
(Except Electrolytic Capacitor and Tantalum Capacitor):
1
010
1 x 10 =
1
µ
H
101
10 x 10 =
100
µ
H
8R2 = 8.2
µ
H
0
For Coil:
<Example>
For Resistor:
330
For Resistor:
330
33 x 10 = 33
Ω
561
56 x 10 = 560
Ω
123
12 x 10 = 12k
Ω
0R00 = 0
Ω
< VOLTAGE >
MAIN BOARD (8/10)
MAIN BOARD (8/10)
< INDEX >
MAIN BOARD (8/10)
MAIN BOARD (8/10)
IC433 C5,D4
IC434 C4,C5/D5
IC504 A4
IC505 A5
IC558 B5
IC701 C2
IC751 A2/B2
IC752 A3/B3
IC754 B4
IC755 B5,C5
IC756 A1,C1
IC757 C3
IC434 C4,C5/D5
IC504 A4
IC505 A5
IC558 B5
IC701 C2
IC751 A2/B2
IC752 A3/B3
IC754 B4
IC755 B5,C5
IC756 A1,C1
IC757 C3
Q503
A4
Q504
A4
Q505
A4
Q506
A5
Q507
A3
Q508
A3
Q701
C3
Q706
C3
Q751
B3
Q752
B4
Q753
B4
Q754
C4
Q755
C4
Q756
B5
D700
D3
D701
D3
IC558
12.0
5.1
0
IC504
2.4
0
2.3
0
2.3
5.0
1.6
5.0
1.6
0
IC505
0.5
0.5
4.6
0.5
0.5
5.0
0.5
4.6
0.5
0.5
5.0
0
0.5
4.6
5.0
4.6
0.5
0.5
5.1
4.6
5.0
4.6
0.5
0.5
5.1
Pin 1
2
3
4
5
6
7
8
9
3
4
5
6
7
8
9
10
11
12
13
14
15
16
11
12
13
14
15
16
IC752
2.5
0
2.5
1.8
1.8
1.8
1.8
0
0
0
0
0
0
0
5.0
0.2
0.2
0.2
2.5
2.5
5.0
0.2
0.2
0.2
2.5
2.5
5.0
IC754
2.5
0
2.0
0.1
2.3
5.0
1.7
0.1
2.3
5.0
1.7
0
IC755
0.5
0.5
4.6
0.5
0.5
5.0
0.5
4.6
0.5
0.5
5.0
0
0.5
4.6
5.0
4.6
0.5
0.5
5.1
4.6
5.0
4.6
0.5
0.5
5.1
IC756
3.1
2.8
1.3
3.1
2.9
0.2
2.8
1.3
3.1
2.9
0.2
0
0.2
2.9
3.1
1.3
2.8
3.1
3.1
2.9
3.1
1.3
2.8
3.1
3.1
Pin 1
2
3
4
5
6
7
8
9
3
4
5
6
7
8
9
10
11
12
13
14
15
16
11
12
13
14
15
16
Q503
Q504
Q505
Q506
Q507
Q508
Q701
Q706
Q504
Q505
Q506
Q507
Q508
Q701
Q706
Q756
Q752
Q753
Q754
Q755
Q753
Q754
Q755
B
1.9
2.3
4.7
1.6
2.3
4.7
1.6
0
1.9
0.3
0.9
1.8
1.2
2.5
4.8
1.7
0.3
0.9
1.8
1.2
2.5
4.8
1.7
C
0
5.1
0.5
0.5
0
0
0
0
0
0
0
0
0
5.1
0
5.1
0.5
0.5
0
E
2.5
1.7
5.0
2.3
0.7
2.5
0.9
1.6
1.2
1.9
1.9
5.0
2.4
1.7
5.0
2.3
0.7
2.5
0.9
1.6
1.2
1.9
1.9
5.0
2.4
1
2
3
4
5
6
2
3
4
5
6
Q751
0
0.6
1.2
1.2
0
1.2
1.8
1.8
< WAVEFORM >
MAIN BOARD (8/10)
MAIN BOARD (8/10)
1. 10
µ
s/DIV, 0.2 V/DIV
2. 10
µ
s/DIV, 0.2 V/DIV
3. 10
µ
s/DIV, 0.2 V/DIV
SCHEMATIC DIAGRAM OF MAIN BOARD (8/10) / BNC BOARD
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