Sun Microsystems Ultra 1 140, Руководство по обслуживанию

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Safety and Tool Requirements 5-3
5
5.3.4 Electrostatic Discharge
Caution – The boards and hard disk drive contain electronic components that
are extremely sensitive to static electricity. Ordinary amounts of static from
your clothes or work environment can destroy components.
Do not touch the components themselves or any metal parts. Wear a wrist
strap when handling the drive assemblies, boards or cards.
5.3.5 Lithium Battery
Caution – On Sun system boards, a lithium battery is molded into the real-time
clock; SDS No. M48T59Y, MK48TXXB-XX, M48T18-XXXPCZ or
M48T59W-XXXPCZ. Batteries are not customer replaceable parts. They may
explode if mistreated. Do not dispose of the battery in fire. Do not disassemble
it or attempt to recharge it.
5.4 Tools Required
•
Phillips screwdriver
•
Long-nose plier
•
Grounding wrist strap
•
Volt-ohm-milliammeter (VOM) for checking voltages and continuity
•
Antistatic surface
Place static-sensitive parts such as boards, cards, disk drives, and
TOD/NVRAM on an antistatic surface. The following items can be used as an
antistatic surface:
•
The bag used to wrap a Sun replacement part
•
The shipping container used to package a Sun replacement part
•
The inner side (metal part) of the system unit cover
•
Sun ESD mat, P/N 250-1088. You can purchase it through your Sun sales
representatives
•
Disposable ESD mat, which is shipped with replacement parts or optional
system features.
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