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297-6201-500 BMCA001 and up Standard 02.01 July 1997
Power and Alarm Communications PCA
Replacement Procedure (NT6M84xx) 49
56K Crossover PCA Replacement Procedure
(NT6M48xx) 51
Power Supply Replacement Procedure
(NT6M71xx) 53
56K Interface PCA Replacement Procedure
(NT6M94xx) 57
PCA Switch and Strap Settings 61
List of Figures
BMC II AMAT Front View 1
DMS-10 Non-Turbo with 5 1/4” disk drives - Side View 2
DMS-10 Turbo (any) or Non-Turbo with 3 1/2” disk drives -
Side View 2
DMS-100/DCO Non-Turbo with 5 1/4” disk drives - Side
View 3
DMS-100 Turbo (any) or Non-Turbo with 3 1/2” disk drives -
Side View 3
Version number missing 22
Version number recovered 23
Sequence numbers not incrementing 25
Sequence numbering corrected 26
List of Procedures
Miscellaneous PCA replacement 31
Remove faulty disk drive 35
Install replacement disk drive 37
Disk Crossover PCA replacement (NT6M72xx or
NT6M93xx) 41
Error Control II PCA (NT6M65xx) replacement 45
Error Control II Jumper PCA (NTM609xx) replacement 47
Power and Alarm Communications PCA (NT6M84xx)
replacement 49
56K Crossover PCA (NT6M48xx) replacement 51
Power Supply (NT6M71xx) replacement 53
56K Interface PCA (NT6M94xx) replacement 57
Miscellaneous PCA replacement 29
Remove faulty disk drive 33
Install replacement disk drive 35
Disk Crossover PCA replacement (NT6M72xx or
NT6M93xx) 39
Error Control II PCA (NT6M65xx) replacement 43
Error Control II Jumper PCA (NTM609xx) replacement 45
Power and Alarm Communications PCA (NT6M84xx)
replacement 47
56K Crossover PCA (NT6M48xx) replacement 49
Power Supply (NT6M71xx) replacement 51
56K Interface PCA (NT6M94xx) replacement 55