Dell Projector 4220/4320 User Manual

Using Your Projector91
Firmware Upgrade
Use the Firmware Upgrade page to update your projector’s wireless firmware.
 
NOTE: Please disable and enable wireless/net work using the OSD to restart 
the network card for the projector  after firmware upgrade is successful.
To start the firmware update, follow these steps:  1
Press Browse to select the file to update.
2Click the Update button to start. Wait while the system updates the firmware 
in your device.
 CAUTION: Do not interrupt the update process as...

92Using Your Projector
Projector Control Panel
Projector Information
• Projector Status: There are five status: Lamp On, Standby, Power Saving,  Cooling, and Warming up. Click  Refresh to refresh the status and control 
settings.
• Po w e r  S a v i n g : Power Saving can be set to Off, 30, 60, 90, or 120 minutes. For 
more information, see Power Saving on page 55.
• Alert Status : There are three alert states: Lamp warning, Low lamp life, and 
Temperature warning. Your projector mi ght lock up in the...

Using Your Projector93
Image Control
• Operation Mode : Allows you to select the operation mode. The two options 
are: Normal Mode and ECO Mode.
• Projector Mode : Allows you to select the projector mode, depending on how 
the projector is mounted. There are four projection modes: Front 
Projection-Desktop, Front Projection-Ceiling Mount, Rear Projection-
Desktop, and Rear Projection-Ceiling Mount.
• Source Select : The Source Select menu allows you to select your projector’s 
input source. You can...

94Using Your Projector
Alert Setting
E-mail Alert
• E-mail Alert: You can set whether to be  notified by email (Enable) or not 
(Disable).
• To/CC/From : You can enter email address of  sender (From) and recipients 
(To/Cc) to receive notification when an abnormality or warning occurs.
• Subject: You can enter the subject line of the email.
Click the  E-mail Alert Test  button to test the e-mail alert settings.
SMTP Setting • Out going SMTP server , User name, and  Password should be provided by 
your...

Using Your Projector95
Reboot System
Click Reboot  to reboot the system.
Crestron
For Crestron function. 

96Using Your Projector
FAQS:
I would like to remotely access 
the projector via the Internet. 
What is the best setting for the 
browser? To have the best setting for the browser, please 
follow the below steps:
1Open Control Panel  Internet Options  
General tab   Te m p o r a r y  I n t e r n e t  F i l e s  
Settings  Select Every visit to the pages.
2Some firewall or anti-virus may block the 
HTTP application. If possible, turn off the 
firewall or anti-virus.
I would like to remotely access 
the...

Using Your Projector97
Why am I unable to access the 
SMTP server?1Check with your MIS or network 
administrator whether the SMTP server 
function is open for the projector and the IP 
assigned to the projecto r is allowed to access 
the SMTP server. The projector’s SMTP 
socket port number is 25, this cannot be 
changed.
2Check if the outgoing SMTP server, user 
name, and password are set correctly.
3Some SMTP servers wi ll check whether the 
mail address of From correlates with the 
User name and...

98Using Your Projector
Firewall Configuration and FAQ
Q: Why can’t I access the Web Management Page?
A: Your computer’s firewall configurat ion may prevent you from accessing the 
Web Management Web Page. Please refer to the following configuration 
settings:
Firewall Protection Configuration
McAfee Security 
Center 1
Launch McAfee Security Center (Start > All 
Programs > McAfee > McAfee Security Center).
2On the personal firewall plus tab, click View the 
Internet Applications List
.
3Find and select...

Using Your Projector99
Windows Firewall 1Open Windows Firewall (Start > All Programs > 
Control Panel). Double-click on 
Windows Firewall.
2On the General tab, uncheck Don’t allow 
exceptions
.
3On the Exceptions tab, click the Add Program... 
button.
4Find and select  Dell 4220 or 4320 Projector from the 
list of programs, then click 
OK.
5Click OK to confirm exceptions settings.
Zone Alarm 1Open Zone Alarm Firewall (Start > All Programs > 
Zone Labs > Zone Labs Center).
2On the Program Control page,...

100Using Your Projector
Make Application Token
The Application Token lets you perform Plug and Show using a USB token.
1
From the application software, click   > Make Application Token. 
2The following screen appears. Click Next.
3Plug a flash drive into any of the USB ports on your computer. Select the drive 
from the list, then click 
Next.
4Click Finish to close the wizard.