Service manual

Service Manual
SCSI interface card (issue 2+)
Item
Description
Qty
1
BARE SCSI PCB {Iss 2+}
1
2
ASSEMBLY DRAWING
1'
3
CIRCUIT DIAGRAM
1'
6
SCSI PCB BACKPANEL
1
8
PODULE PCB BRACKET {STD}
2
10
CONRDL 50W PLG SCSI TERM
1
SK1
13
CONR 2W SHUNT 0.1"
4
LK4,5,6,7
15
SKT IC 20/0.3" SUPA
5
IC9,12,14,15,18
16
SKT IC 32/0.6" SUPA
1
IC5
17
SKT IC 44W PLCC
1
IC16
18
SKT IC 52W PLCC
1
IC17
21
SCW M2,5x6 PAN HD POSI
2
USE ON ITEM 6
22
SCW M3x8 PAN HD POSI Z&P
2
USE ON ITEM 1 AND SK1
24
NUT M3 STL FULL Z/PAS
2
USE ON ITEM 22
25
WSHR M3 PLN STL Z/PAS
2
USE ON ITEM 22
26
WSHR M2,5 PLN STL Z/PASS
2
USE ON ITEM 21
28
RIVET POP DOME 3,2D & THK
2
USE ON ITEMS 1 AND 8
R1
RES 270R C/MF 5% 0W25
1
R2
RES 68R C/MF 5% 0W25
1
R3
RES 10K C/MF 5% 0W25
1
R4
RES 10R C/MF 5% 0W25
1
R5
RES 10K C/MF 5% 0W25
1
R10
RES 4K7 C/MF 5% 0W25
1
R17
RES 1K5 C/MF 5% 0W25
1
R19
RES 470R C/MF 5% 0W25
1
R21
RES 10K C/MF 5% 0W25
1
R22
RES 10K C/MF 5% 0W25
1
R25
RES 10K C/MF 5% 0W25
1
Item
Description
Qty
C1
CPCTR 33/47n DCPLR 0.2"
1
C2
CPCTR 100u ALEC 25V 20%
1
TO
CPCTR 33/47n DCPLR 0.2"
17
TO
CPCTR 100P CPLT 30V 2%
12
TO
CPCTR 100P CPLT 30V 2%
5
IC1
IC 74HCT273 CMOS 20/0.3"
1
IC2
IC 74HC245 CMOS 20/0.3"
1
IC3
IC 74HCT541 CMOS 20/0.3"
1
IC4
IC 74HC245 CMOS 20/0.3"
1
IC5
IC SCSI EPROM {0727,256}
1
IC6
IC 74HC245 CMOS 20/0.3"
1
IC7
IC 74HCT573 CMOS 20/0.3"
1
IC8
IC 74HC245 CMOS 20/0.3"
1
IC9
IC GAL 2+ {0760,200 TBP}
1
IC10
IC 74HCT541 CMOS 20/0.3"
1
IC11
IC SRAM 32Kx8 100nS 28/0.6
1
IC12
IC GAL 4+ {0760,200 TBP}
1
IC13
IC SRAM 32Kx8 100nS 28/0.6
1
IC14
IC GAL 3+ {0760,200 TBP}
1
IC15
IC GAL 1+ {0760,200 TBP}
1
IC16
IC 33C93A SCSI 44PLCC
1
IC17
IC 71071 DMAC 52PLCC
1
IC18
IC GAL 5+ {0760,200 TBP}
1
TR1
TRANS BC239C NPN TO92 .2"
1
D1
DIODE BYV10-40 SCHOTTKY
1
LK1
CONR 2W WAFR 0.1" ST PCB
1
LK2
CONR 2W WAFR 0.1" ST PCB
1
LK3
CONR 2W WAFR 0.1" ST PCB
1
LK4
CONR 2W WAFR 0.1" ST PCB
1
LK5
CONR 2W WAFR 0.1" ST PCB
1
LK6
CONR 2W WAFR 0.1" ST PCB
1
LK7
CONR 2W WAFR 0.1" ST PCB
1
LK8
NOT FITTED
LK9
NOT FITTED
LK10
CONR 2W WAFR 0.1" ST PCB
1
SK1
CONRDL 50W SKT RA PCB M3
1
PL1
CONR 64W PLG RA AC PCB
1
PL2
CONR 50W BOX IDC LP ST
1
FS1
FUSE 1A0 F 8.7x2.54mm LBC
1
'1 PER BATCH
6-10 Issue 2, June 1991 Part 6 - Parts lists