3M Multimedia Projector Mp8770 Operators Manual

3M™ Multimedia Projector MP8770© 3M 2000
ENGLISH
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MP8770
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MP8770PORTABLE PROJECTOR
EPS-132A
Power
1
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5.1 Cleaning the Air Filter
✔ Note
Clean the air filter about every 50 hours, if air is restricted due to dust accumulation on filter, the projector may
shut down due to overheating.
1. Turn off the MAIN POWER switch of the projector and pull out power cord (1). Let cool for 20 minutes.
2. Push tab (2)...

© 3M 2000 3M™ Multimedia Projector MP8770
ENGLISH
21
6.1 Lamp
The following symptoms may indicate a lamp in need of replacement:
•LAMP indicator lights up red.
•"CHANGE THE LAMP" message appears on the screen.
✔ Note
This lamp contains mercury. Consult your local hazardous waste regulations and dispose of this lamp in a
proper manner.
6.2 Display Lamp Operation Hours
To determine the lamp operation hours, follow these steps:
1. While the projector is running, press and hold the TIMER button on...

3M™ Multimedia Projector MP8770© 3M 2000
ENGLISH
22
✔ Note
For maximum lamp life, do not apply shock, handle or scratch the lamp glass when it is hot. Also, do not use an
old or previously used lamp as a replacement lamp.
1.Remove lamp access door: The lamp access door is located on the bottom of the machine.Use a screwdriver to unscrew
the cover retaining screw (1) and gently remove the cover (2) and set it aside.
2.Retaining screws:  Use a screwdriver to unscrew the lamp module retaining screws. (3)
✔...

© 3M 2000 3M™ Multimedia Projector MP8770
ENGLISH
23
Power cannot be turned
on.
No picture and sound.
Sound is heard with no
picture.
Picture is displayed with
no sound.
Color is weak and tint  is
incorrect.
Picture is dark.
Picture is not clear.
LAMP indicator lights
red.
LAMP indicator blinks
red.
TEMP indicator blinks
red.
Section 7: Troubleshooting
•The Main power is not turned on.
•The power cord is disconnected.
•60 seconds have not elapsed since
the power was turned off.
•The setting of the input...

3M™ Multimedia Projector MP8770© 3M 2000
ENGLISH
24
NO INPUT IS
DETECTED.
SYNC is out of Range.
CHANGE THE  LAMP.
CALL A  MAINTENANCE
PERSON.
CHANGE THE  LAMP.
CALL A MAINTENANCE
PERSON.
THE POWER WILL
TURN OFF AFTER *hr.
CHANGE THE  LAMP.
(Blinking message)The projector is not detecting a signal.
The horizontal frequency of input signal
exceeds projector capability.
Nearing end of normal lamp operation
time.
Remaining lamp operation time = 20
hours or less.
*Indicates number of hours until power
turns...

© 3M 2000 3M™ Multimedia Projector MP8770
ENGLISH
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Section 8: Accessories
8.1 Service Information
For product information, product assistance, service information, or to order accessories, please call:
In U.S. or Canada:  1-800-328-1371
In other locations, contact your local 3M Sales office.
AccessoriesPart Number
Ultra-high performance lamp module, 190 W. . . . . . . . . . . . . . . . . . . . . 
78-6969-8919-9
Power cord (US). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

© 3M 2000  3M™ Multimedia Projector MP8755
TECHNICAL
A-1
Product name
Model Name
Display system
Panel size
Drive system
Number of pixels
Lens
Lamp
Speaker (stereo)
Power supply
Power consumption
Operating temperature range
Dimensions
Weight
video signal input
terminal
RGB input/output
signal terminal
Control terminal
USB terminal
Appendix:   T echnical Information
Table of Contents
A.1   Technical Speci fications
A.2   Dimensions
A.3   Projecto r-to-Sc reen Distance
A.4   Connection to the  V ideo Signal...

3M™ Multimedia Projector MP8755
                                         © 3M 2000
TECHNICAL
A-2
A.2    Dimensions
289 mm
(11.5 in.)
345 mm
(13.8 in.)
124 mm
(5 in.)
68 mm
(2.7 in.)
31 mm
(1.2 in.)
EPS-99A
OI
12AUDIO
OUT AUDIO IN
12RGB IN
VIDEO INS-VIDEO IN
MONORAUDIO IN
MD05551MD05401
CONTROL RGB OUT
USB
MOUSE
R
+ZOOMMUTEINPUT
STANDBY ONRESETLAMP POWER TEMP
MENU
+FOCUS
3MP8755
PORTABLE PROJECTOR
3MP8755 

© 3M 2000 3M™ Multimedia Projector MP8755
TECHNICAL
A-3
✔ Note
These sizes are ± 1%.  This is due to variations in the manufacture of the lens.  If you are close to one of the
endpoints you should verify with your unit that the image is the proper size at the proper distance.
A.3     Projector-to-Screen Distance
Example of the Multimedia projector and screen installation.  Determine picture size and projection distance as
shown below.
Screen Size Distance to Screen
Width Height Diagonal Minimum Maximum...

3M™ Multimedia Projector MP8755
                                         © 3M 2000
TECHNICAL
A-4
A.5 Connection to the RGB Signal Terminal
Video signal
Horizontal sync signal
Vertical sync signal
Composite sync signal
Audio signalInput
OutputAnalog 0.7Vp-p 75 Ω termination (Positive polarity)
TTL level (Positive/negative polarity)
TTL level (Positive/negative polarity)
TTL level
200mVrms, 20k Ω below (MAX 3.0Vp-p)
0 ∼ 200mVrms, 1k Ω
a) Input signal / Output signal
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8Video signal (Red)
Video...