Vivitek Projector DU70x User Manual

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Preparing Email Alerts  
1. Make sure that user can access the homepage of LAN RJ45 function by web browser (for ex-ample, 
Microsoft Internet Explorer v6.01/v8.0).  
2. From the Homepage of LAN/RJ45, click Alert Settings.  
 
3. By default, these input boxes in Alert Settings are blank.  
  

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4. For Sending alert mail, input the following: 
SMTP field is the mail server for sending out email (SMTP protocol). This is a required field. 
To field is the recipient’s email address (for example, the projector administrator). This is a 
required field.  
Cc field sends a carbon copy of the alert to the specified email address. This is an optional field 
(for example, the projector administrator’s assistant).  
From field is the sender’s email address (for example, the projector...

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RS232 by Telnet Function 
Besides projector connected to RS232 interface with “Hyper-Terminal” communication by dedicated 
RS232 command control, there is alternative RS232 command control way, so called “RS232 by TELNET” 
for LAN/RJ45 interface. 
Quick Start-Guide for “RS232 by TELNET” 
Check and get the IP-Address on OSD of the projector. 
Make sure that laptop/PC can access the web-page of the projector. 
Make sure that “Windows Firewall” setting to be disabled in case of “TELNET” function...

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Input the command format like the below: 
telnet  ttt.xxx.yyy.zzz  23 (“Enter” key pressed) 
(ttt.xxx.yyy.zzz: IP-Address of the projector) 
If Telnet-Connection ready, and user can have RS232 command input, then “Enter” key pressed, the 
RS232 command will be workable. 
 
How to have TELNET enabled in Windows VISTA / 7 / 8 
By default installation for Windows VISTA / 7 / 8, “TELNET” function is not included. But end-user can 
have it by way of “Turn Windows features On or Off” to be enabled....

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Select “Turn Windows features on or off” to open 
 
Have “Telnet Client” option checked, then press “OK” button. 
 
Specsheet for “RS232 by TELNET” : 
1. Telnet: TCP 
2. Telnet port: 23  
(for more detail, kindly please get contact with the service agent or team) 
3. Telnet utility: Windows “TELNET.exe” (console mode) 
4. Disconnection for RS232-by-Telnet control normally: Close Windows Telnet utility directly after 
TELNET connection ready 
5. Limitation 1 for Telnet-Control: there is less than...

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Advanced 2 Feature 
Press the Menu button to open the OSD menu. Press ◄► to move to the Settings 2 menu. Press ▲▼ to 
move to the Advanced 2 menu and then press Enter or ►. Press ▲▼ to move up and down in the 
Advanced 2 menu. Press ◄► to enter and change values for setting. 
 
ITEM DESCRIPTION 
Sleep Timer Press the cursor ◄► button to enter and set Sleep timer. The projector automatically 
turns off after the preset period of time. 
Source Filter Press  (Enter) / ► to enter the Source Filter...

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Source Filter 
Press the ENTER button to enter the Source Filter sub menu. 
 
ITEM DESCRIPTION 
HDMI1 Press the cursor ◄► button to enter and enable or disable the HDMI1 source. 
HDMIO/MHL Press the cursor ◄► button to enter and enable or disable the HDMI2 /  
MHi-compatible sourceK 
DVf Press the cursor ◄► button to enter and enable or disable the DVI source. 
VGAN Press the cursor ◄► button to enter and enable or disable the VGA1 source. 
BNC Press the cursor ◄► button to enter and enable or...

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MAINTENANCE AND SECURITY 
Cleaning the Projector 
Cleaning the projector to remove dust and grime will help ensure trouble-free operation.  
 Warning: 
1. Be sure to turn off and unplug the projector at least 30 minutes before cleaning. Failure to do so 
could result in a severe burn. 
2. Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings 
on the projector.  
3. If a little water gets into the projector interior while cleaning, leave unplugged in a...

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Cleaning the Air Filter 
The air filter prevents dust from accumulating on the surface of the optical elements inside the projector. If 
the filter is dirty or clogged, your projector may overheat or degrading the projected image quality. 
1.  Turn off the projector, and 
unplug the AC power cord 
from the AC outlet. 
 
2.  Cleaning the filter with a 
vacuum cleaner. 
 
 Caution: 
Recommend avoiding dusty or smoky environments when you operate the projector, it may cause 
poor image quality. 
If...

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Replacing the Filter 
1.  Turn off the projector, and 
unplug the AC power cord 
from the AC outlet. 
Clean up the dust on the 
projector and around the 
air vents. 
Remove the screws from 
the filter module. 
Loosen Screws on the filter 
module. 
      
 
2.  Remove the filter module 
from the projector