Preface
Safety
Thermo Electron Corporation Model 42i Low Source Instruction Manual xvii
Safety and Equipment Damage Alerts in this Manual
Alert Description
WARNING If the equipment is operated in a manner not specified by
the manufacturer, the protection provided by the
equipment may be impaired.
The service procedures in this manual are restricted to
qualified service personnel only.
The Model 42i Low Source is supplied with a three-wire
grounding cord. Under no circumstances should this
grounding system be defeated.
CAUTION If the LCD panel breaks, do not to let the liquid crystal
contact your skin or clothes. If the liquid crystal contacts
your skin or clothes, wash it off immediately using soap
and water.
Avoid contact with converter heated components. Allow
converter to cool to room temperature before handling
converter components.
Equipment Damage Do not attempt to lift the analyzer by the cover or other
external fittings.
This adjustment should only be performed by an
instrument service technician.
Some internal components can be damaged by small
amounts of static electricity. A properly grounded
antistatic wrist strap must be worn while handling any
internal component.
Handle all printed circuit boards by the edges only.
Do not point the photomultiplier tube at a light source.
This can permanently damage the tube.
Do not remove the panel or frame from the LCD module.
The LCD module polarizing plate is very fragile, handle it
carefully.
Do not wipe the LCD module polarizing plate with a dry
cloth, it may easily scratch the plate.
Do not use alcohol, acetone, MEK or other Ketone based
or aromatic solvents to clean the module, use a soft
cloth moistened with a naphtha cleaning solvent.
Do not place the LCD module near organic solvents or
corrosive gases.
Do not shake or jolt the LCD module.
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