
vi Contents
Standard 1.0 Modular Option EC Installation and Maintenance Guide November 1999
6 Installing power supplies 6-1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Common equipment power supply installation. . . . . . . . . . . 6-3
AC system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
DC system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
7 Installing the disk drives and tape drive 7-1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2
Disk drives in an unshadowed system. . . . . . . . . . . . . . . . . . 7-4
Disk installation (unshadowed systems) . . . . . . . . . . . . . . . . 7-5
Disk drives in a shadowed system. . . . . . . . . . . . . . . . . . . . . 7-8
Disk installation (shadowed systems) . . . . . . . . . . . . . . . . . 7-10
Disk drive diagrams. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-13
Overview of tape drives. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-26
Tandberg tape drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-27
Archive tape drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-28
Tape drive location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-30
Tape drive installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-31
8 Configuring the backplane and inspecting the
printed circuit packs 8-1
Overview of configuring the backplane . . . . . . . . . . . . . . . . 8-2
Backplane switch settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3
Setting the backplane switches in an unshadowed system . . 8-5
Setting the backplane switches in a shadowed system . . . . . 8-6
Shroud terminators and jumpers . . . . . . . . . . . . . . . . . . . . . . 8-8
Printed circuit packs (PCPs) . . . . . . . . . . . . . . . . . . . . . . . . 8-10
Removing, checking, and installing PCPs. . . . . . . . . . . . . . 8-11
Location of Enhanced MMP40 cards . . . . . . . . . . . . . . . . . 8-13
Location of utility cards . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-15
Location of VP cards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-16
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