Removal And Replacement; System Safety - Digital Equipment 5300 Service Manual

This chapter describes removal and replacement procedures for field-replaceable units
(FRUs).

System Safety

Observe the safety guidelines in this section to prevent personal injury.
________________________ CAUTION ___________________________
Wear an antistatic wrist strap whenever you work on a system.
____________________________________________________________
________________________WARNING __________________________
When the system interlocks are disabled and the system is still powered on,
voltages are low in the system, but current is high. Observe the following
guidelines to prevent personal injury.
1. Remove any jewelry that may conduct electricity before working on the
2. If you need to access the system card cage, power down the system and wait
____________________________________________________________

Removal and Replacement

system.
2 minutes to allow components in that area to cool.
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