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BCS35
Northern Telecom BCS35 Manuals
Manuals and User Guides for Northern Telecom BCS35. We have
1
Northern Telecom BCS35 manual available for free PDF download: Replacement Manual
Northern Telecom BCS35 Replacement Manual (184 pages)
Card Replacement Guide, Distributed Processing Peripheral
Brand:
Northern Telecom
| Category:
Control Systems
| Size: 0.72 MB
Table of Contents
Table of Contents
5
How to Use this Document
17
General Information about Circuit Pack Failures
17
Changing Processor Modes
20
Central Processor Unit (CPU)
23
General Description
23
Central Processor Unit LED Display
24
Replacing CPU Circuit Pack
24
EPROM Circuit Pack
33
General Description
33
Replacing EPROM Integrated Circuits
33
EPROM IC Precautions
34
Memory Expansion Circuit Pack
45
General Description
45
Replacing the Memory Expansion Circuit Pack
45
Error Control II and Error Control II Jumper Circuit Packs
51
General Description
51
Error Control II Circuit Pack LED
51
Error Control II Circuit Pack Jumper LED
52
Replacement Procedures
52
QSIO Circuit Pack
63
General Description
63
Replacing QSIO Circuit Pack
64
General Description
79
64 56K Interface Circuit Pack
80
Replacing the 56K Interface Circuit Pack
80
General Description
85
70 Disk Interface Circuit Pack
86
General Description
93
SCSI Interface Circuit Pack - Turbo Only
93
Replacing the SCSI Circuit Pack
94
Data Stream Interface Circuit Pack
99
General Description
99
Bus Terminator Circuit Pack
111
General Description
111
Replacing Bus Terminator Circuit Pack
111
Power and Alarm Communications Circuit Pack
119
Replacing P/A COMM Circuit Pack
120
Disk Crossover and Controller Circuit Packs
131
General Description
131
Replacing Disk Controller Circuit Pack
131
Disk Controller Circuit Pack
137
SCSI Crossover Circuit Pack
147
General Description
147
Replacing the SCSI Circuit Pack
147
Replacing 56K Xovr Circuit Pack
155
Crossover Circuit Pack
159
General Description
163
Four-Channel Communication Circuit Pack
163
Connector Panel
163
Four-Channel Comm Circuit Pack
163
Replacing the Four-Channel Comm Pack
164
Power Supplies
171
Powering down DPP for Maintenance
171
DPP System Fuses
172
Replacing Power Supply for Maintenance
173
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