Precautions; Safety Precautions; Releasing Plastic Latches - Xerox Phaser 3110 Service Manual

1. Precautions

Please read the following carefully to prevent any accidents and not to damage the unit during service.

1-1 Safety Precautions

1. Safety Precautions
There are some electric or machinery parts with
safety related property. If the parts replaced are dif-
ferent from the original, the safety may not function.
Even if the part could allow higher voltage than that
of the part used, do not replace it and use a regular
product clarified in specifications.
2. Be careful not to leave a switch, a cover or a safety
device out when reinstalling or assembling the prod-
uct after repair.
3. Replacing Precautions
Do not change or add parts as you like. You cannot
benefit from such a remodeled product at your will
during the term of guarantee.
4. You must replace overheated or damaged parts or
cords with regular products. Please solve the prob-
lem causing any damage or overheating and troubles
beforehand.
Especially mind the safety on the part with
this mark.
You must use regular parts described in specifi-
cations for the parts inflammable and where the
current can be flown. Otherwise any hazard
such as an electric shock or a fire could occur.
1-2 Precautions on Disassembly and Reassembly
Very careful precautions should be taken when replacing
parts. Before replacing, please check cables because
you cannot put the cables that you removed for replacing
parts into the proper place if you would not make sure of
where they were connected and in which condition.
Please do the following before disassembling for a repair
or replacement of parts.
1. Pull out paper cassette, printer cartridge installed.
Especially careful not to be scratched by the surface of
developer or not to expose them to light.
2. Turn the power switch off.
3. Take out the power plug, printer cable from the printer.
4. Use only the same type of part as original when replac-
ing parts.
5. Do not force to open or fasten plastic material compo-
nents.
6. Be careful that small parts such as screws should not
get in the printer.
LASER STATEMENT (LASERTURVALLISUUS)
WARNING : NEVER OPERATE AND SERVICE THE PRINTER
WITH THE PROTECTIVE COVER REMOVED
FROM LASER/SCANNER ASSEMBLY. THE
REFLECTIVE BEAM, ALTHOUGH INVISIBLE, CAN
DAMAGE YOUR EYES.
Class 1 laser product
Luokan 1 laserlaite
Klass 1 laser apparat
Allonpituus 770-795nm
Teho 0.3mW±0.03mW
CAUTION
VORSICHT
ATTENTION REYONNEMENT LASER INVISIBLE EN CAS
D'OUVERTURE. EXPOSITION DANGERUSE AU
FAISCEAU.
ATTENZIONE RADIAZIONE LASER INVISIBLE IN CASO DI
APERTURA. EVITARE L'ESPOSIZONE LA FASCIO.
REDIACION LASER INVISIBLE CUANDO SE
PRECAUCION
ABRE. EVITAR EXPONERSE AL RAYO.
CAUTION :
Avoid exposure to invisible laser radiation when the
development unit is not installed.
7. When disassembling, assembling, also observe small
components are located in place.
8. If you uncover and turn the machine over to replace
some parts, toner or paper particles may contaminate
the LSU window. Protect the LSU window with clean
paper.

Releasing Plastic Latches

Many of parts are held in
place with plastic latches.
The latches break easily :
release them carefully.
To remove such parts,
press the hook end of the
latch away from the part to
which it is latched.
Precautions
INVISIBLE LASER RADIATION WHEN
THIS COVER OPEN. DO NOT OPEN
THIS COVER.
UNSICHTBARE LASERSTRAHLUNG,
WENN ABDECKUNG GEOFFNET.
NIGHT DEM STRAHL AUSSETZEN.
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