User guide

89
Routine Maintenance
Clean the Printhead and Platen Roller
1/10/06 170PAX4 User Guide 57516L-002 Rev. A
Clean the Printhead and Platen Roller
Clean the printhead and platen roller according to the schedule in Table 9 on page 86. Clean
the printhead more often if you see inconsistent print quality, such as voids or light print. Clean
the platen roller if you see media movement problems.
To clean the printhead and platen roller, complete these steps:
1. Turn Off (O) the print engine.
2. See Figure 34. Open the printhead assembly by unlatching the printhead latch from the
locking pin.
Figure 34 • Opening the Printhead Assembly
3. Remove the media and ribbon from the print engine.
Caution • The printhead may be hot and could cause severe burns. Allow the printhead
to cool.
Caution • Observe proper electrostatic safety precautions when handling any
static-sensitive components such as circuit boards and printheads.
1
Printhead latch
2
Locking pin
1
2