Overview
Visiontech VT640P is designed to avoid complicated installation. And
with the buttons on the keypad, you are able to access the user-
friendly on screen display menu (OSD), easily control the functions
and make adjustments.
The VT640P has a built-in high quality CCD camera and an active
matrix liquid crystal display. Images are transmitted through the
Internet at up to 24 frames per second (fps) (@ CIF resolution).
While making a video call, you can enjoy the brilliant real-time color
images of yourself, your correspondents or both. If you do not want
your image to display on the caller or receiver's screen, VT640P's
private mode can do just that.
The VT640P is fully compliant with H.323 international standards for
video communication. It can be used with any video phone that are
compatible with this standard.
Feature highlights:
Broadband IP address video phone
Connect the other video phone by simply entering the IP
address/number (see NOTE)
Built-in high quality CCD camera with cover protection and focus
adjustment knob
High quality TFT LCD display
Friendly and easy operation through keypads
Phone book dialing function
2 A/V inputs & 1 A/V output for additional video/audio input and
video/audio output for large display
Up to 24 frames per second video display (@ CIF resolution)
Video selectable and picture image up to VHS quality
Echo-cancellation and no delay high quality audio
1 Getting Started
Note: To dial numbers, VT640P must work in conjunction with additional
accessories, such as the H.323 Gatekeeper.
DHCP is OFF.
Please assign the IP address.
PPPoE is ON.
Please assign the username.
Host Name is empty.
Please assign it.
When the user changes the settings in System Setup menu,
VT640P
will automatically
check if the configuration is set up correctly before leaving OSD menu. If any item is
not properly configured, an error message as well as the remedy will be displayed.
Please follow the instructions on the screen and refer to
Chapter 4: System Setup
for correct settings.
and
Chapter 5: Working with a Gatekeeper
Error messages in changing
System Setup settings
DHCP is set to OFF but the IP address is not
assigned.
When VT640P does not use DHCP to get an IP,
you have to assign an IP for it. Please assign the
IP address.
PPPoE is set to ON but the username is not given.
The username is required when you use PPPoE.
Please assign the PPPoE username that you use to
login.
The Host Name is empty. VT640P can not work
without a Host Name.
Please input a Host Name for VT640P.
Gatekeeper is ON.
Please assign
the Gatekeeper IP.
Gatekeeper is set to ON but the Gatekeeper IP is
not assigned.
Please assign the Gatekeeper IP for the
Gatekeeper to work.
Gatekeeper is ON.
Please assign
the phone no. or alias.
Gatekeeper is set to ON but the phone no. or alias
is not assigned.
Please assign the phone no. or alias.
NAT is ON.
Please assign the NAT door.
NAT is set to ON but the NAT door is not assigned.
Please assign the NAT door so the NAT can work.
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User Manual
IP Broadband Videophone
