3M Liquid Crystal Projector Mp8795 Operators Manual

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T T T T
R R R R
O O O O
U U U U
B B B B
L L L L
E E E E
S S S S
H H H H
O O O O
O O O O
T T T T
I I I I
N N N N
G G G G
       
( ( ( (
c c c c
o o o o
n n n n
t t t t
i i i i
n n n n
u u u u
e e e e
d d d d
) ) ) )
Indicators Message
The POWER indicator, LAMP indicator, and TEMP indicator are lit and blank as follows. Take the
appropriate measures.
Table 10. Indicators Message
POWER
indicatorLAMP
indicatorTEMP
indicatorContents
Lights
orangeTurns offTurns offThe Standby mode has been set.
Blinks
greenTurns offTurns offWarming up. Please wait.
Lights
greenTurns offTurns offON. Normal operation possible.
Blinks
orangeTurns offTurns offCooling. Please wait.
Lights redLights
redTurns off
Lamp is not lit.
The interior of the equipment may be too hot. Switch
power OFF, wait 20 minutes until the equipment cools,
and check whether the ventilation openings are  blocked,
whether the air filter is dirty, or whether the ambient
temperature exceeds 35 °C. And switch power ON
again. Replace the lamp if the same problem occurs.
Lights redBlinks
redTurns off
Lamp or lamp cover is not found, or hasn’t been fitted in
correctly.
Switch power OFF, and wait for 45 minutes until the
equipment cools. Check fitting of the lamp and lamp
cover, and switch power ON again. Contact your dealer if
the same problem occurs again.
Lights redTurns offBlinks
red
The cooling fan is not operating.
Switch power OFF, and wait for 20 minutes until the
equipment cools. Check for foreign matters in the fan,
and switch power ON again. Contact your dealer if the
same problem occurs again.
Lights redTurns offLights
red
The interior of the equipment is too hot. 
Switch power OFF, and wait for 20 minutes until the
equipment cools. Check whether the ventilation openings
are  blocked, whether the air filter is dirty, or whether the
ambient temperature exceeds 35 °C. Then switch power
ON again. Contact your dealer if the same problem
occurs again.
When the internal temperature becomes excessive power is switched OFF automatically
for safety reasons, and the indicator is extinguished. Set the power switch to [
O] and wait for 20
minutes until the equipment has cooled sufficiently.
NOTE 
						

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T T T T
R R R R
O O O O
U U U U
B B B B
L L L L
E E E E
S S S S
H H H H
O O O O
O O O O
T T T T
I I I I
N N N N
G G G G
       
( ( ( (
c c c c
o o o o
n n n n
t t t t
i i i i
n n n n
u u u u
e e e e
d d d d
) ) ) )
Symptom
Before requesting repair, check in accordance with the following chart. If the situation cannot be
corrected, then contact your dealer.
Table 11. Symptom
SymptomPossible causeRemedyPage
The power is not
turned on.
The main power switch is not
turned on.Turn on the main power switch.
8,9The power cord is
disconnected.Plug the power cord into an AC
power outlet.
No video or audio.
The input is not correctly set.Use the projector or remote control
transmitter to set.10
No signal input.Connect correctly.7,8
Video is present but
no audio.
The projector is not correctly
connected.Connect correctly.7,8
The volume is set to minimum.Press VOLUME  on the remote
control or display the menu screen
and adjust the volume.11,15
Mute is turned on.Press the MUTE button.11
Audio is present but
no video.
The projector is not correctly
connected.Connect correctly.7,8
The brightness adjustment knob
is rotated fully clockwise.Select BRIGHT with the MENU
button and the press the  button.12
The lens cap is still attached.Remove the lens cap.9
Colors are pale and
color matching is
poor.Color density and color
matching are not correctly
adjusted.Adjust the video.12
Images are dark.
Brightness and contrast are not
correctly adjusted.Adjust the video.12
The lamp is nearing the end of
its service life.Replace with a new lamp.17
WHISPER mode is set.Clear WHISPER mode.15
Video is blurred.Focus or H PHASE is out of
adjustment.Adjust the focus or H PHASE.9,12 
						

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SPECIFICATIONS
SPECIFICATIONS
Table 12. Specifications
•
This specifications are subject to change without notice.NOTE
ItemSpecification
Product nameLiquid crystal projector
Liquid
crystal
panelPanel size3.3 cm (1.3 type)
Drive systemTFT active matrix
Pixels786,432 pixels (1024 horizontal x 768 vertical)
LensZoom lens F=1.7 ~ 2.3  f=49.0 ~ 64.0 mm
Lamp275 W UHB
Speaker1.2 W + 1.2W (Stereo)
Power supplyAC100 ~ 120V, 4.7A / AC220 ~ 240V, 2.0A
Power consumption440W
Temperature range0 ~ 35°C (Operating)
Size289 (W) x 144 (H) x 350 (D) mm
Weight (mass)6.5 kg
RGB
signal
input
RGB IN1Video: Analog 0.7Vp-p, 75 Ωterminator (positive)
H/V. sync.: TTL level (positive/negative)
Composite sync.: TTL level
D-sub 15-pin shrink jack
2
DVITMDS, DC: 150~1200 mV / AC: 1.56 Vp-p
TTL Level (Positive/Negative)
AUDIO INRGB1200mVrms, 50 k Ω(max. 3.0Vp-p)
Stereo mini jackDVIRGB2
Video
signal
input
VIDEO1.0Vp-p, 75 Ωterminator
RCA jack
S-VIDEOBrightness signal: 1.0Vp-p, 75 Ωterminator
Color signal: 0.3Vp-p (burst signal), 75Ω  terminator
Mini DIN 4-pin jack
COMPONENT
VIDEOY1.0 Vp-p, 75  ΩTerminator (Positive)
CB/CR0.7 Vp-p, 75  ΩTerminator (Positive)
PB/PR0.7 Vp-p, 75  ΩTerminator (Positive)
AUDIOL/MONO200mVrms, 50 k Ω(max. 3.0Vp-p)
RCA jack
R
Signal
outputRGB OUT
Video: Analog 0.7Vp-p, 75 Ωoutput impedance (positive)
H/V. sync.: TTL level (positive/negative)
Composite sync.: TTL level
D-sub 15-pin shrink jack
AUDIO OUT200mVrms, output impedance 1 k Ω(max. 3.0Vp-p)
Stereo mini jack
Control
functionsCONTROLD-sub 15-pin shrink plug
USBUSB jack (B type) 
						

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ACCESSORIES
ACCESSORIES
Acccessories............................................................\
......................Part Number
UHB Lamp, 275W 
........................................................................\
..78-6969-9548-5
Air Filter........................................................................\
...................78-8118-8967-0
Power Cord (US)........................................................................\
.....78-8118-8102-4
Power Cord (UK)........................................................................\
.....78-8118-8101-6
Power Cord (Europe)  .....................................................................78-\
8118-8103-2
VGA Cable  ........................................................................\
..............78-8118-8708-8
RCA Component Cable  ..................................................................78-811\
8-8843-3
RCA Video/Audio Cable..................................................................78-811\
8-3234-0
S-Video Cable ........................................................................\
........78-8118-3238-1
Stereo Mini-Cable  ........................................................................\
..78-8118-8846-6
Mouse Cable (PS/2) ......................................................................78\
-8118-8105-7
How to Order
Please order these parts through your dealer, or contact 3M Customer Ser\
vice at the
following number :
In U.S. or Canada :  1-800-328-1371
In other locations,contact your local 3M sales office.
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Mouse Cable (ADB) ....................................................\
....................78-8118-8106-5
Mouse Cable (Serial) .................................................\
.....................78-8118-8107-3
Remote Control Transmitter ...........................................................78-8118-8966-\
2
Not Included with Basic Packet..........................................\
..........Part Number
Ceiling mount ........................................................................\
.........78-6969-8924-9
Adjustable Height Suspension .......................................................78-6969-8312-7
Shipping Case ........................................................................\
.......78-6969-8925-6
Carry Case ........................................................................\
.............78-6969-8926-4
Mouse Cable (USB) ....................................................\
....................78-8118-8186-7
RS-232C Control Cable ..................................................\
................78-8118-3312-4
Mac Adapter ............................................................\
.......................78-8118-3308-2