QuickLabel Systems pronto! 486, User Manual

Page: 190 / 256

11-6 Cleaning and basic maintenance
Cleaning the label sensor
The label sensor can become dirtied with paper dust. This can adversely affect
label detection.
Caution: The cleaning method described here cannot be used for the
Pronto! 682 and Pronto! 863 label printers. There is a risk that the label sensor
cable could be ripped out. Contact Technical Support for assistance.
Caution: Label sensor can be damaged! Do not use sharp or hard objects or
solvents to clean the label sensor.
1 Turn lever (1) counterclock-
wise to lift the printhead.
2 Remove labels and transfer
ribbon from the printer.
3 Remove hexagonal wrench (5)
from its retainer.
4 Press the latch (3) and slowly
pull label sensor outward via
the tab (4). Ensure that the
label sensor cable is not
tensioned by this.
5 Clean label sensor and sensor
units (2) with brush or cotton
swab soaked in pure alcohol.
6 Push label sensor back via tab
(3) and set it (see
Setting the
label sensor on page 6-4).
7 Push hexagonal wrench (4)
into retainer.
8 Reload labels and transfer
ribbon (see
Chapter 6: Loading
media ).
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