Service manual

PN 4237242C

1.2-1

INTRODUCTION

SAFETY PRECAUTIONS

1.2 SAFETY PRECAUTIONS

Electronic

Biological

Use care when working with pathogenic materials. Means must be available to decontaminate

the instrument, provide ventilation, and to dispose of waste liquid. Refer to the following

publications for further guidance on decontamination.

Biohazards Safety Guide, 1974, National Institute of Health.

Classifications of Etiological Agents on the Basis of Hazards, 3d ed., June 1974, Center

for Disease Control, U.S. Public Health Service.

WARNING

Risk of personal injury. Rings or other jewelry can contact exposed electronic components

causing personal injury from electronic shock. Remove rings and other metal jewelry before performing

maintenance or service on the electronic components of the instrument.

CAUTION

Risk of damage to electronic components. If removal/replacement of printed circuit card or

components is performed while power is ON, damage to components may occur. To prevent damage to

delicate electronic components, always make sure power is OFF before removing or replacing printed circuit

cards and components.

CAUTION

Risk of damage to electronic components. Electrostatic discharge (ESD) can damage disk drives,

add-in circuit cards and other electronic components. Perform any procedures where there is a possibility

of ESD damage, at an ESD workstation or wear an antistatic wrist strap attached to a metal part of the

chassis that is connected to an earth ground.

WARNING

Risk of personal injury or contamination. If service personnel do not properly shield themselves

while servicing the instrument with the doors open, they may become injured or contaminated. To prevent

possible injury or biological contamination, service personnel must wear gloves, a laboratory coat and eye

protection when servicing the instrument with the doors open