HP LaserJet II Serie Manual De Instrucciones página 81

Beam-To-Drum Mirror
The Beam-to-Drum Mirror
HP 33440/HP 33449 COMBINED SERVICE MANUAL
can be easily damaged. Normally, it can be cleaned by carefully
blowing any debris off its surface.
caution
Newer assemblies contain a first surface mirror (i.e., a mirror with its reflective
coating on the top, or first, surface) which can be easily damaged. Do not clean
the mirror unless absolutely necessa~ (e.g., fingerprints, water condensation, etc.).
If additiond cleaning is required, proceed as follows:
1. Access the Beam-to-Drum Mirror, lomted under the Top Cover Assembly, by moving the Mirror
Shutter Assembly to the right (freeing the lever) and swinging it up and out of the way (see
Figure 4-7, dso "Mirror Shutier Assembly" in Chapter 6).
2.
Carefnlly clean the mirror with a clean, lint-free wipe, dampened only with a cleaning fluid
approved for a camera lens.
Figure 4-7. Cleaning the Beam-to-Drum Mirror
4-9