3M MP8746 - Manual (Page 28)

3M ™ Personal Projector MP8746/MP8747 28 © 3M IPC 2000
Error Message Displays
NO INPUT IS DETECTED
ON **
SYNC IS OUT OF RANGE
ON **
CHANGE THE LAMP.
AFTER REPLACING
LAMP, RESET THE LAMP
TIME.
CHANGE THE LAMP.
AFTER REPLACING
LAMP, RESET THE LAMP
TIME.THE POWER WILL
TURN OFF AFTER ** HR.
CHANGE THE LAMP.
(blinking)
CHECK THE AIR FLOW.
Cause
The projector is not detecting a signal.
The horizontal frequency of input signal
exceeds projector capability.
Nearing end of normal lamp operating time.
Remaining lamp operation time = 20 hours
or less.
*Indicates number of hours until power turns
off automatically.
Normal lamp operating time has expired.
Safety feature shuts projector down after 10
minutes.
The internal temperature has risen.
Solution
Check cable connections to input device. If input device
not connected to this input mode, switch to next mode.
Switch projector to correct resolution.
See Appendix.
Change the projector lamp and reset the lamp operation
hours to zero. The message clears automatically after 3
minutes, and appears each time power is turned on until
lamp is changed.
Change the projection lamp and reset the lamp operation
hours to zero. The message clears automatically after 3
minutes, and appears each time power is turned on until
lamp is changed.
Change the projector lamp and reset the lamp operation
hours to zero.
Switch power OFF and let projector cool for 20 minutes.
Check the following and switch ON again.
• Are ventilation openings dirty or blocked?
• Is air filter dirty or blocked?
• Is ambient temperature over 35
°
C (95
°
F)?
Messages/Solutions
Section 7: Troubleshooting