Printronix H-SERIES P7000 - Manual (Page 126)

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Chapter 7 Cleaning Requirements
Interior Cleaning
Over time, particles of paper and ink accumulate inside impact printers. This
is normal. Paper dust and ink build-up must be periodically removed to avoid
degraded print quality. Most paper dust accumulates around the ends of the
platen and ribbon path.
Figure 27. Interior Printer Components
To clean the interior of the printer perform the following steps.
1. Power off the printer and unplug the printer power cord.
2. Open the printer cover.
3. Fully raise the forms thickness lever.
4. Unload the paper.
5. Unlatch both ribbon spools and carefully lift them off the hubs.
Ribbon Spool
Ribbon Hub
Blue Tractor
Lock (2)
Paper Support
Tractor (2)
Vertical
Position Knob
Platen Lever
Ribbon Guide (2)
Ribbon
Splined
Shaft
Platen Stop
Barcode
Hammer Bank
Cover and
Ribbon Mask
Date Code Label
Barcode Sensor