3M Multimedia Projector S15/X15 Operators Guide

41
Maintenance
Maintenance
Lamp
 WARNING HIGH VOLTAGE HIGH TEMPERATURE HIGH PRESSURE
►The  projector  uses  a  high-pressure  mercury  glass  lamp.  The  lamp  can break 
with  a  loud  bang,  or  burn  out,  if  jolted  or  scratched,  handled  while  hot,  or  worn 
over  time.  Note  that  each  lamp  has  a  different  lifetime,  and  some  may  burst  or 
burn  out  soon  after  you  start  using  them.  In  addition,  when  the  bulb  bursts,  it  is 
possible  for  shards  of  glass  to  fly  into...

42

Lamp (continued)
When the indicators or a message prompts you to replace the lamp, replace the 
lamp as soon as possible.
1. Turn the projector off, and unplug the power cord. Allow the lamp to cool for 
at least 45 minutes.
2. To prepare a new lamp, contact your dealer and tell the lamp type number = 
78-6969-9812-5.  If the projector is mounted on the ceiling, or if the lamp has 
broken, also ask the dealer to replace the lamp.
In the case of replacement by yourself,
3. After making sure that the...

43

Maintenance
When  the  indicators  or  a  message  prompts  you  to  clean  the  air  filter,  clean  the 
air  filter  as  soon  as  possible.  If  the  air  filter  becomes  clogged  by  dust  or  the  like, 
internal  temperatures  rise  and  the  power  may  be  automatically  turned  off  for 
malfunction prevention.
1. Disconnect all the connectors and adapters that were connected to the 
projector’s ports. Then slowly turn the projector so that the lens-side is facing 
up. Please be careful for...

44

Maintenance
Air filter (continued)
4. Apply a vacuum cleaner to the air filter and filter cover. 
Then set a new or cleaned air filter into place. 
In case of the filter cover for bottom-up use, remove the air filter from the filter 
cover and clean each. After cleaning, reattach the cleaned filter to the filter cover.
Please replace the air filter when it is damaged or too soiled.
To prepare a new air filter, contact your dealer and tell the air filter type number 
= 78-8118-9584-2. 
An air filter of specified...

45

Maintenance
WARNING  ►Do not take care of the projector during use or immediately after 
use. Handling while the projector is in a high temperature could cause a burn and/
or malfunction to the projector. Before operating, make sure that the power switch is 
off, that the power cord is not plugged in, and that the projector is cool adequately.
►Never try to care for the inside of the projector personally. Doing is so 
dangerous. 
►Avoid wetting the projector or inserting liquids in the projector. It...

46

Troubleshooting
Troubleshooting
Related messages
When the unit's power is on, messages such as those shown below may be 
displayed. When any such message is displayed on the screen, please respond 
as described below. If the same message is displayed after the treatment, or if a 
message other than the following appears, please contact your dealer or service 
company.
Although these messages will be automatically disappeared around several 
minutes, it will be reappeared every time the power is...

47

Troubleshooting
Related messages (continued)
MessageDescription
CHECK THE AIR FLOW
The internal portion temperature is rising. 
Please turn the power OFF, and allow the unit to cool down 
at least 20 minutes. After having confirmed the following 
items, please turn the power ON again. 
 • Is there blockage of the air passage aperture? 
 • Is the air filter dirty? 
 • Does the peripheral temperature exceed 35°C?
 • If the same indication is displayed after the treatment, 
please set the HIGH at the FAN...

48

Troubleshooting
Regarding the indicator lamps
Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP 
indicator have the meanings as described in the table below. Please respond 
in accordance with the instructions within the table. If the same indication is 
displayed after the treatment, or if an indication other than the following is 
displayed, please contact your dealer or service company.
POWER 
indicatorLAMP indicatorTEMP indicatorDescription
Lighting
In Orange
Turned...

49

Troubleshooting
Regarding the indicator lamps (continued)
POWER 
indicatorLAMP indicatorTEMP indicatorDescription
Blinking
In Red
or
Lighting
In Red
Turned
off
Blinking
In Red
The cooling fan is not operating.
Please turn the power off, and allow the unit to cool 
down at least 20 minutes. After the projector has 
sufficiently cooled down, please make confirmation 
that no foreign matter has become caught in the fan, 
etc. and then turn the power on again.
If the same indication is displayed after the...

50

Troubleshooting
Phenomena that may easily be mistaken for machine defects
WARNING  ►Never use the projector if abnormal operations such as 
smoke, strange odor, excessive sound, damaged casing or elements or cables, 
penetration of liquids or foreign matter, etc. should occur. In such cases, 
immediately turn off the power switch and then disconnect the power plug from 
the power outlet. After making sure that the smoke or odor has stopped, contact 
your dealer or service company.
1. Before...