3M Mp8660 Operators Guide

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19  3M 19973M Multimedia Projector MP8660
Section 6: Lamp Information
6-1. Metal Halide Projector Lamp
Under normal operating conditions, the lamp should last approximately 1000 hours. However, after time, the
lamp brightness will slowly decrease.  The projection lamp contains mercury and should be disposed of
according to local regulations.
 Note
The TEMPERATURE indicator will come on if the lamp
becomes too hot. If this happens, wait for the fan motor to
stop running, turn the power off and...

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20 3M 19973M Multimedia Projector MP8660
6-2. MP8660 Lamp Replacement
To replace the lamp on the 3MMP8660 Multimedia Projector, you will need the following:
2.5 mm hex wrench (shipped with replacement lamp module)
Metal halide lamp  78-6969-8460-4
!Caution
Lamp and adjacent metal parts become extremely hot and can cause burns to your
fingers. Allow the projector to cool for at least 1 hour before replacing the lamp.
!Caution
Do not touch the inside of the lamp glass with your fingers.  Oil...

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Figure 7-1. Cleaning the Lens
21  3M 19973M
 Multimedia Projector MP8660
Section 7: Maintenance
7-1. Cleaning
For best performance, keep your projector free of excess dust and surface dirt.
Daily Cleaning
Use a soft cloth to remove dust from the projector housing.
Cleaning the Projection Lens
Use 3M
 Overhead Cleaner 676 to remove surface dirt and smudges 
from the projection lens (Figure 7-1) .
Cleaning the Air Filters
For best performance, clean the air filters every 50 hours of operation....

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22 3M 19973M
 Multimedia Projector MP8660
Cleaning Air Filters:
Use a vacuum cleaner (Figure 7-4) to remove dust and dirt from the air filters and from the mesh screen inside
the projector.
Figure 7-4. Vacuum Air Filters
Reinstall the bottom air filter (top side up) by sliding it back into place (Figure 7-4).
Carefully insert the side air filter and lower the retaining frame to secure it.  Replace the side panel and press
down on the bottom edge until the tabs lock it into position (Figure 7-2)....

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23  3M 19973M
 Multimedia Projector MP8660
Section 8: Troubleshooting
The MP8660 has been designed to be as simple and trouble-free to use as possible. If you should run into
problems operating the projector, please review the troubleshooting information below.
ProblemProbable CausesSolution
Power does not come onPower not connected.
Rear cover is open.Plug power cord into an electric
outlet.Turn power switch to ªON.º
Close cover door tightly.
No picture and soundInput connections not properly...

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24 3M 19973M
 Multimedia Projector MP8660
Problem SolutionProbable Causes
Remote control does not
operateSignal is not being received by
front or back sensors.Point the remote control toward
the projection screen so the signal
will bounce back to the projector.
The REMOTE LIGHT on the
control panel should flash when
receiving the signal. Make sure the
remote control sensors on the
front/back of the projector are not
blocked from receiving the signal.
Move remote closer to the
projector.  Replace...

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25  3M 19973M
 Multimedia Projector MP8660
Section 9: Accessories
9-1. MP8660 Multimedia Projector  Accessories
If you wish to purchase accessories or replacement parts for the 3M MP8660 Multimedia Projector, please
refer to the following list:
Accessory Parts List
Part DescriptionPart Number
Metal Halide Lamp Module, 350W 78-6969-8460-4
Power Cords 26-1009-7103-0 US
26-1009-7104-8 Euro
26-1010-1051-5 UK
VGA Cable (15±15 pin M/M) 78-8118-3235-7
Video Cable (S-Video mini DIN-4pin) 78-8118-3238-1...

TECHNICAL
A±1 
 3M 19973M Multimedia Projector MP8660
Appendix: Technical Information
Table of Contents
A±1. Specifications A±1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
A±2. S-Video Input Signal Terminal A±2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
A±3. Projector-to-Screen Distances A±2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
A±4. Physical Dimensions A±3. . . . ....

TECHNICAL
A±2
 3M 19973M Multimedia Projector MP8660
A±2.  S-Video Input Signal Terminal
The following illustration (Figure 10-1) identifies the terminal connections for the Mini DIN4-pin.
Luminance
Signal Chrominance
Signal
Ground
Ground
Figure 10-1. S-Video Input (Mini DIN4-pin)
Video input signal terminals are detected by the MP8660 in the following order of priority:
S-video input terminal
RCA jack input terminal
A±3.  Projector-to-Screen Distances
DISTANCE TO
SCREENMINIMUM IMAGEMAXIMUM IMAGEImage...

TECHNICAL
1
6
11
15 10
Figure 10-4. D-sub 15 pin Connector
A±3 
 3M 19973M Multimedia Projector MP8660
A±4.  Physical Dimensions
The MP8660 projector has the following physical dimensions:
28.1 cm
(11.06 in.)
35.8 cm
(14.1 in.)
49.1 cm
(19.33  in.)
25.6 cm
(10.08  in.)4.95 cm
(1.95 in.)
11 cm
(4.33 in.)13.2 cm
(5.2 in.)
5.45 cm
(2.15 in.)
6.55 cm
(2.58 in.)
Figure 10-3. Physical Dimensions
A±5.  Computer Video (RGB) Input Terminal
The following illustration (Figure 10-4) shows the terminal connections...