3M 1700 用户手册

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3M 1700 Operator’s Guide

The 3M

tOverhead Projector 1700 Series is designed

to be safe, efficient and easy to use.

It features a safety interlock that shuts off power to
the lamp when the cover is open, a thermostat to
prevent overheating, a quiet and efficient cooling
system, a closed head with singlet lens, an ENX

lamp system, a lamp changer (if equipped), a cord
wrap, a fixed post and easily accessible focus knob
and on/off switch.

Refer to the illustration below to identify the external
machine characteristics for this projector.

1. Closed Projection Head
2. Singlet Lens
3. Focus Knob
4. Fixed Post Assembly
5. Top Cover Release
6. On/Off Switch
7. Cord Wrap
8. Control Panel

a.

Lamp Changer

b. Lamp Interrupt Switch

9. Top Cover
10. Stage Glass

For best performance, use 3M

tOverhead Cleaner

676 to keep your projector free of excess dust and
surface dirt.

Cleaning the underside of the stage glass or
Fresnel lens is not recommended.  Improper
cleaning or disassembly can damage the
optics.  Contact your 3M Dealer or Service
Center for assistance.

Use a soft cloth to remove dust from the stage and
projector base areas.

Use 3M

tOverhead Cleaner 676 to remove surface

dirt from the stage glass and projector lens.