Installation guide

18-2 Hardware maintenance
Overview
Standard 1.0 Modular Option EC Installation and Maintenance Guide November 1999
Overview
Introduction
This section provides the following maintenance procedures
for the Modular Option EC:
• power supply replacement
• printed circuit pack (PCP) replacement
• disk unit replacement
• enable and disable disk shadowing, and synchronize
disks
• tape drive replacement
• tape drive maintenance
CAUTION
Risk of equipment damage
Disconnect power from the Meridian
Mail module before removing any
components. The PCPs and other
components are not designed for
insertion with the power on (“hot”
insertion).
The PCPs and other components are
susceptible to static damage. Wear a
wrist strap connected to a grounding
point. This precaution protects
components against damage caused by
static electricity.
Disk units are susceptible to damage
from rough handling.