Sony MKS-8080 Maintenance Manual page 79

SW-READ-BUS
001,002,003,004,006
S10
ADDRESS/DATA-BUS
001,002,003,004,006
Q535
DTC143TUA-T106
S11
Q534
DTC143TUA-T106
SD-BUS
001,002,003,004,006
EN TC74VHCT574AFT(EL)
001,002,003,004,006
BRIGHT-NESS
001,002,003,004,006
MKS-8080/8082
A B
D504
1S2837-T1
+7V +7V +7V
R528 R507 R514
18 18 18
Q545
Q533 Q546
DTC143TUA-T106 DTC143TUA-T106 DTC143TUA-T106
R548 R579 R524 R560 R521 R550 R526
51 100 51 100 51 100
Q549 Q555 Q548
DTC143TUA-T106 DTC143TUA-T106 DTC143TUA-T106
Q530 Q514 Q508
2SK3018-T106 2SK3018-T106 2SK3018-T106
R512 R538 R535
560 560 560
S S S
R552 R569 R566
510 510 510
S S S
GND GND GND
Q507
Q531 Q529
2SK3018-T106
2SK3018-T106 2SK3018-T106
D503
1S2837-T1
+7V +7V +7V
R511 R508 R513
18 18 18
Q532 Q544 Q547
DTC143TUA-T106 DTC143TUA-T106 DTC143TUA-T106
R527 R523 R522 R525
R551 R559 R549
51 100 51 100 51 100
Q550 Q556 Q563
DTC143TUA-T106 DTC143TUA-T106 DTC143TUA-T106
Q511 Q519 Q522
2SK3018-T106 2SK3018-T106 2SK3018-T106
R547 R537 R536
560 560 560
S S S
R580 R570 R565
510 510 510
S S S
GND GND GND
Q517 Q504 Q518
2SK3018-T106
2SK3018-T106 2SK3018-T106
+5V +5V
C502 C501
∗1 0.1uF ∗1 0.1uF
∗1
IC506 IC501
IC502
GND TC74VHCT574AFT(EL) GND
TC74VHCT574AFT(EL)
20 20
2 VCC 19 2 VCC 19 2
D0 DESTG1 D0 DESTR1 D0
D0 Q0 D0 Q0
3 18 3 18 3
D1 DESTG2 D1 DESTR2 D1
D1 Q1 D1 Q1
4 17 4 17 4
D2 DESTG3 D2 DESTR3 D2
D2 Q2 D2 Q2
5 16 5 16 5
D3 DESTG4 D3 DESTR4 D3
Q3 Q3
D3 D3
6 15 6 15 6
D4 DESTG5 D4 DESTR5 D4
D4 Q4 D4 Q4
7 14 7 14 7
D5 DESTG6 D5 DESTR6 D5
D5 Q5 D5 Q5
8 13 8 13 8
D6 DESTG7 D6 DESTR7 D6
D6 Q6 D6 Q6
9 12 9 12 9
D7 DESTG8 D7 DESTR8 D7
D7 Q7 D7 Q7
SD310 11 11 SD330 11
SD320
CK CK
1 1 1
OE OE
GND GND
10 10
GND GND
C
SW-1084 (5/6) SW-1084 (5/6)
SUFFIX: -11, 12 SUFFIX: -11, 12
D502 D507
1S2837-T1 1S2837-T1
+7V +7V +7V
R505 R510 R502
18 18 18
Q536 Q539
Q540
DTC143TUA-T106
DTC143TUA-T106 DTC143TUA-T106
R562 R518 R555 R553 R519
51 100 51 100 51 100
Q553 Q552 Q557
DTC143TUA-T106 DTC143TUA-T106 DTC143TUA-T106
Q512 Q520 Q525
2SK3018-T106 2SK3018-T106 2SK3018-T106
R540 R541 R572
560 560 560
S S S
R575 R573 R546
510 510 510
S S S
GND GND GND
Q513
Q523 Q527
2SK3018-T106 2SK3018-T106 2SK3018-T106
D501 D508
1S2837-T1 1S2837-T1
+7V +7V +7V
C508
R506 R509 R501
47uF
18 18 18
16V
GND
Q537 Q541 Q538
DTC143TUA-T106
DTC143TUA-T106 DTC143TUA-T106
R517 R554
R561 R556 R520
51 100 51 100 51 100
Q554 Q551 Q558
DTC143TUA-T106 DTC143TUA-T106 DTC143TUA-T106
Q528 Q500 Q516
2SK3018-T106 2SK3018-T106 2SK3018-T106
R539 R542 R545
560 560 560
S S S
R576 R574 R571
510 510 510
S S S
GND GND GND
Q526 Q503 Q524
2SK3018-T106 2SK3018-T106 2SK3018-T106
+5V +5V +5V
C504 C506
0.1uF 0.1uF 0.1uF
∗1
∗1
IC503 IC504
GND GND
TC74VHCT574AFT(EL) TC74VHCT574AFT(EL)
20 20 20
VCC 19 2 VCC 19 2 VCC
DESTHL1 D0 DESTG9 D0
D0 Q0 D0 Q0 D0 Q0
18 3 18 3
DESTHL2 D1 DESTG10 D1
D1 Q1 D1 Q1 D1 Q1
17 4 17 4
DESTHL3 D2 DESTG11 D2
D2 Q2 D2 Q2 D2 Q2
16 5 16 5
DESTHL4 D3 DESTG12 D3
Q3 Q3 Q3
D3 D3 D3
15 6 15 6
DESTHL5 D4 DESTG13 D4
D4 Q4 D4 Q4 D4 Q4
14 7 14 7
DESTHL6 D5 DESTG14 D5
D5 Q5 D5 Q5 D5 Q5
13 8 13 8
DESTHL7 D6 DESTG15 D6
D6 Q6 D6 Q6 D6 Q6
12 9 12 9
DESTHL8 D7 DESTG16 D7
D7 Q7 D7 Q7 D7 Q7
SD340 11 SD350 11
CK CK CK
1 1
OE OE OE
GND GND GND
10 10 10
GND GND GND
5-21 5-21
D E
D505
1S2837-T1
+7V +7V
R504 R515
18 18
Q542
DTC143TUA-T106
R530 R563 R532 R557
51 100 51 100
Q560 Q562
DTC143TUA-T106 DTC143TUA-T106
Q505 Q501
2SK3018-T106 2SK3018-T106
R544 R534
560 560
S S
R567 R578
510 510
S S
GND GND
Q502 Q509
2SK3018-T106 2SK3018-T106
D506
1S2837-T1
+7V +7V
R503 R516
18 18
Q543
DTC143TUA-T106
R529 R531
R564 R558
51 100 51 100
Q561 Q559
DTC143TUA-T106 DTC143TUA-T106
Q510 Q521
2SK3018-T106 2SK3018-T106
R543 R577
560 560
S S
R568 R533
510 510
S S
GND GND
Q515 Q506
2SK3018-T106
2SK3018-T106
+5V C503
C505 0.1uF
∗1 C507
47uF
IC505 16V
GND
TC74VHCT574AFT(EL)
GND
20
19 2 VCC 19
DESTR9 D0 DESTHL9
D0 Q0
MARK CHANGED INFORMATION
18 3 18
DESTR10 D1 DESTHL10
D1 Q1
17 4 17
DESTR11 D2 DESTHL11 *1 IC501-IC506
D2 Q2
16 5 16
DESTR12 D3 DESTHL12
Q3 TC74VHC574FT(EL)→TC74VHCT574AFT(EL)
D3
15 6 15
DESTR13 D4 DESTHL13
D4 Q4
14 7 14
DESTR14 D5 DESTHL14
D5 Q5
13 8 13
DESTR15 D6 DESTHL15
D6 Q6
12 9 12
DESTR16 D7 DESTHL16
D7 Q7
11
SD360
CK
1
OE
GND
10
GND
F G
1
2
3
4
SUFFIX NO.
Suffix 12 and Higher
5
SW-1084 (5/6)
BOARD NO. 1-683-609-11, 12
MKS-8082
H