3M Dx70i Operators Guide

© 3M 2008.  All Rights Reserved. 39
3M™ Digital Projector DX70i                                              Appendices
MessagePower-LEDTemp-LED Lamp-LED
(Green) (Red)
Standby State
(Input power cord)
WarmingFlashing
Normal Mode
CoolingFlashing
Error (Lamp failed)
Error (Fan failed)Flashing
Error (Over Temp.)
Problem: Image is out of focus
Adjust the Focus Ring on the projector lens.
Make sure the projection screen is between distance 3.3 to 40.0 
feet (1.0 to 12.2 meters) from the projector. (see...

40 © 3M 2008.  All Rights Reserved.
Appendices 3M™ Digital Projector 
Problem: Message Reminders
Fan fail: 
Over temperature: 
Power Off:
Replace the lamp:
Downloaded From projector-manual.com 3M Manuals 

© 3M 2008.  All Rights Reserved.  41
3M™ Digital Projector DX70i                                              Appendices
Replacing the Lamp
The projector keeps track of the lamp usage. It will show 
you a warning message:
When you see this message, change the lamp as soon as 
possible. Make sure the projector has cooled down for at 
least 30 minutes before changing the lamp. 
Lamp Replacement Procedure:
1.  Turn off the power by pressing the Power/Standby button.
2.  Allow the projector to cool down for...

42 © 3M 2008.  All Rights Reserved.
Appendices 3M™ Digital Projector
Compatibility Modes
Mode Resolution(ANALOG) (DIGITAL)V.Frequency
(Hz) H.Frequency
(kHz) V.Frequency
(Hz) H.Frequency
(kHz)
VESA VGA 640 x 35070 31.5 70 31.5
VESA VGA 640 x 35085 37.9 85 37.9
VESA VGA 640 x 40085 37.9 85 37.9
VESA VGA 640 x 48060 31.5 60 31.5
VESA VGA 640 x 48072 37.9 72 37.9
VESA VGA 640 x 48075 37.5 75 37.5
VESA VGA 640 x 48085 43.3 85 43.3
VESA VGA 720 x 40070 31.5 70 31.5
VESA VGA 720 x 40085 37.9 85 37.9
VESA SVGA...

© 3M 2008.  All Rights Reserved. 43
3M™ Digital Projector DX70i                                              Appendices
Ceiling Mount Installation
1. To prevent damaging your projector, please use the ceiling mount package for installation.
2. If you wish to use a third party ceiling mount kit, please  ensure the screws used to attached a mount to the projector 
PHHWWKHIROORZLQJVSHFL¿FDWLRQV
Screw type: M3
Maximum screw length: 10mm
Minimum screw length: 8mm
126.00
63.00
111.00
40.00
66.00
(To...

44 © 3M 2008.  All Rights Reserved.
Appendices 3M™ Digital Projector
RS232 Protocol Function List
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Baud Rate : 9600   
Data Bits: 8 
Parity: None   
Stop Bits: 1 
Flow Control : None 
UART16550 FIFO: Disable...

© 3M 2008.  All Rights Reserved. 45
3M™ Digital Projector DX70i                                              Appendices
READ from projector 
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------232 ASCII Code  HEX CodeFunction  Projector Return   Description...

46 © 3M 2008.  All Rights Reserved.
Appendices 3M™ Digital Projector
VGA-In Connector
Pin no.NameI/O (From Projector 
Side
1
TXDOUT
2RXD IN
3 GND —
Pin no.Spec.
1
R(RED)/Cr
2G(GREEN)/Y
3B(BLUE)/Cb
4NC
5GND
6GND
7GND
8GND
9 DDC 5V
10 HOT–DET
11 N C
12DDC Date
13HS/CS
14VS
15 DDC Clock
1
2
3
4
5
6
7
8
9
10
11
12
13
14
151
2
3
RS232 Connector
Downloaded From projector-manual.com 3M Manuals 

© 3M 2008.  All Rights Reserved.  47
3M™ Digital Projector DX70i                                              Appendices
Regulation & Safety notices
This appendix lists the general notices of your Projector.
FCC notice 
This device has been tested and found to comply with the 
limits for a Class B digital device pursuant to Part 15 of the 
FCC rules. These limits are designed to provide reasonable 
protection against harmful interference in a residential instal-
lation. This device generates, uses, and...

48 © 3M 2008.  All Rights Reserved.
Appendices 3M™ Digital Projector 
Operation conditions 
This device complies with Part 15 of the FCC Rules. 
Operation is subject to the following two conditions:
1.this device may not cause harmful interference, and
2. this device must accept any interference received, 
including interference that may cause undesired operation.
Notice: Canadian users 
This Class B digital apparatus complies with Canadian 
ICES-003.
Remarque à l’intention des utilisateurs 
canadiens...