Toshiba Projector Tlp Mt3E User Manual

31Maintenance
If there is some problem inside the projector,
the indicators light up or flash.
Trouble indications
ON Off or lit (red)
LAMP Ð
TEMP Ð
The power does not come on.
®Malfunction of the unit.
  ¥ Unplug the power cord and call the
dealer.
ON Lit (red)
LAMP Lit (red)
TEMP Ð
The lamp turns off or does not light up.
®The lampÕs end, or malfunction of the
unit.
  ¥ LampÕs life length is over, replace the
lamp with new one. 
33
  ¥ Unplug the power cord and call the
dealer.
ON Lit (red)
LAMP Ð
TEMP...

Maintenance32
Air filter, lens and main unit
cleaning
CAUTION
If you use the projector mounted on the
ceiling, ask the dealer to carry out the
maintenance such as cleaning.
Cleaning the air filter
The filter under the air filter cover is the device
to shut out dusts or dregs.
Do not use the projector with the filter taken off.
Give a frequent clean especially to the air filter.
(The cleaning period is once per about 50
hours).
1) Unplug the power cord.
2) Take off the air filter cover.
The filter is on...

33Maintenance
Lamp replacement
The lamp will eventually begin to project dark
or dull pictures and finally will not light up.
(LampÕs life length depends on the use
condition.) In such a case, replace the lamp
with new one.1
2
1
2
2
1
3
2
1
Take off the lamp cover on the
bottom panel.
Loosen two screws, and pull off the lamp
cover.
Pull out the lamp.
Loosen the two fixing screws, and lift up
the handle to pull out the lamp.
Load a new lamp.
Slide until it hits the bottom and tighten
the two fixed...

34Others
Before calling service
personnel
Check the following points before asking for
support service.
Refer also to ÒTrouble indicationsÓ. 
31
The power does not come on.
  ¥ The power cord is disconnected.
®Firmly plug in the power cord. 
17
  ¥ The lamp cover is not attached correctly.
®Attach the cover correctly. 
33
The power turns off while using the
projector.
  ¥ The ambient temperature of the
projection room is too high.
®Lower the ambient temperature of the
projection room, and turn the power...

35Others
(Continued)
The remote control does not work.
  ¥ The remote control is not facing the
remote sensor.
®Face the remote control transmitter
toward the remote sensor on the
projector. 
12
  ¥ The remote control is too far.
®Operate within about 5 meters. 
12
  ¥ There is an obstruction between the
remote control and the remote sensor.
®Remove the obstacle.
  ¥ The batteries are exhausted.
®Replace the batteries. 
12 

36Others
Input signal
Mode determination and signal system
 : full compatible : dot resizing display
 : simplified display : high resolution serial transfer control
NTSC
PAL/SECAM
Digital broadcasting
Digital broadcasting
Digital broadcasting
Hi-Vision/Digital broadcasting
PC98 Standard
VGA-350
VGA-400
VGA 85Hz-1
VGA 85Hz-2
VGA 60Hz
VGA 72Hz
VGA 75Hz
VGA 85Hz-4
MAC-13Ó
SVGA 56Hz
SVGA 60Hz
SVGA 72Hz
SVGA 75Hz
SVGA 85Hz
MAC-16Ó
XGA 43Hz interlace
15.734
15.625
15.750
31.500
47.500
33.750
24.830
31.470...

37Others
Signal
Default Synchronizing Resolution (line) Frequency
Mode SystemHorizontal
(kHz)Remarks
Vertical
(Hz)Horizontal Vertical H/V
(Continued)
 : full compatible : dot resizing display
 : simplified display : high resolution serial transfer control
XGA60
XGA70
XGA75
XGA85
MAC19
SXGA75-1
MAC21
SXGA60-1
SXGA85-1
SXGA43i
SXGA60-2
SXGA75-2
SXGA85-2
UXGA60
UXGA65
UXGA70
UXGA75
XGA 60Hz
XGA 70Hz
XGA 75Hz
XGA 85Hz
MAC-19Ó
SXGA 75Hz
MAC-21Ó
SXGA 60Hz
SXGA 85Hz
SXGA 43Hz interlace
SXGA 60Hz
SXGA 75Hz
SXGA...

38Others
(Continued)
Signal assignment
D-SUB 15 pin shrinking terminal
Input Signal
Video signal
Analog 0.7V(p-p) 75W
Horizontal synchronizing signal
TTL level (positive/negative
polarity)
Vertical synchronizing signal
TTL level  (positive/negative
polarity)
Composite synchronizing signal
TTL level
Pin arrangements
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Video input (Red)
Video input (Green)
Video input (Blue)
N.C
GND
GND (Red)
GND (Green)
GND (Blue)
N.C
GND
GND
N.C
Horizontal synchronizing/...

39Others
RGB signal defaults
(Continued)
Ver Sync
The following signals are factory set as defaults
in each mode. However, some computers may
have different timings than those in the chart.
Make the necessary adjustments if the picture
has flickers or is blurred.
Timing chart
Video Timing  (Horizontal)
Video
Hor SyncVideo Timing  (Vertical)
NEC24k
TEXT70
TEXT70
TEXT85
TEXT85
VGA60
VGA72
VGA75
VGA85
MAC13
SVGA56
SVGA60
SVGA72
SVGA75
SVGA85
MAC16
XGA60
XGA70
XGA75
XGA85
MAC19
640 x 400
640 x 350
640 x 400...

40Others
Adjustments with RS-232C
Conditioning of the Projection Unit can also be
done by a computer via the RS-232C, as well
as by the remote control.
Meaning
Receiving data
Consent to send
Data set ready
Signal ground
Request to send
No connection
Sending data
No connection
Signal
RXD
CTS
DSR
GND
RTS
N.C
TXD
N.C
Pin No.
1
2
3
4
5
6
7
8
Mini DIN 8-pin
(Main Unit)
Interface format
RS-232C
9600 bps, No parity, Data length: 8 bit,
Stop bit: 1 bit
 STX (02h)   Command (3Byte)   ETX (03h)
One command only...