QL-800 High Volume Maintenance Guide
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Introduction
Some printing applications represent a duty and usage significantly greater than average
QL-800 customers. In such situations, units may be in operation for 20+ hours per day for 6-7
days per week. An appropriate preventative maintenance schedule needs to be put in place to
match the high duty rate. This document contains best practices and procedures that can be
helpful for increasing output and reducing downtime.
By practicing regularly scheduled maintenance, the goal is to reduce downtime associated with
error 2017 (Media Encoder and paper path smoothness), errors 2012 and 2009 (TOF errors
possibly related to media alignment and sensor cleanliness), and overall print quality. The
following preventative maintenance schedule will be helpful in working towards that goal.
