Multi-Font User's Manual

MAINTENANCE ‘
Essentially,yourpcinterisarobustpieceofe@pmen6 butshouldbetreated
witha modicumof camin otderto avoidmalfunctions.For example:
● Keepyourprinterin a“comfortable”environment.Roughlyspeaking,if
youm comfortable,thentheenvironmentissuitableforyourprinter(see
Chapter2).
● Do not subjecttheprinterto physicalshocksor excessivevibration.
● Avoid over-dustyenvironments.Dust is the enemy of all p~cision
mechanicaldevices.
● Tocleantheextenoroftheprinter,useaclothbaselydampenedwitheither
waterwitha littledetergentora littlealcohol,butdonotallowanyliquid
to fallinsidetheprinter.
● Theinterioroftheprintermaybecleanedwithasmallvacuumcleaneror
a compmssed-airaerosol(soldfor thispurpose).Whenperformingthis
operation,be sure not to bend or damage any cable connectionsor
electroniccomponents.
REPLACINGTHE PRINTHEAD
Thisisnotajob whichyouwillneedtodoveryoften.Theprintheadhasbeen
designedto lastfor about100milliondraftcharacters.In nonnideveryday
use,thiswilltmnslateto yeas oflife.However,if theprintqualityis faint,
evenafteryouhavechangedtheribbonoryouhaveadjustedthegapbetween
the print head and the platen (see Chapter4), the print head may need
replacement.
Onlyuse a replacementprintheadas mmmmendedby yoursupplier.
1. Turn OFFtheprinter,andunplugthepowercml.
2. OPenthe frontcover,and~move theribboncartridge.
3. Iftheprinterhasbeeninoperationimmediatelybefomthisoperation,the
print head will be hot. Allow time for the print head to cool before
attemptingto workon it.
4. Unsmw the two scnewsthatholdthe printheadin placeandset them
aside.
5. Disengagetheconnector,thenremovetheprinthead.
6. Placethenewprintheadon its support,seatingitonthe two pins.
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