Update; Manual Update - ATCOM AT820 User Manual

AT820 Series User Manual
a "," character encountered in the dial plan.
D. Busy Tone：Played when a 486 RSC is received for an outbound call.
E. Reorder Tone：Played when an outbound call has failed or after the far end hangs up
during an established call.
F. Off Hook Warning Tone: Played when the subscriber does not place the handset on
the cradle properly.
G. Ring Back Tone：Played for an outbound call when the far end is ringing.
H. MWI Dial Tone：This tone is played instead of <Dial Tone> when there are unheard
messages in the subscriber's mail box.
I. Holding Tone：Indicate to the local user that the far end has placed the call on hold.
J. Conference Tone：Plays to all parties when a 3-way conference is in progress.

5.6. Update

5.6.1 Manual Update

A. Boot Loader: Download Boot file on ATCOM's webpage, then find it from user's PC to
upgrade.
B. Firmware: Download firmware on ATCOM's webpage, then find it from user's PC to
upgrade.
C. Language Package: Upgrade or download language.xml file.
D. Configuration: Upgrade or download config.xml file.
E. Phone Book: Upgrade or download phonebook.xml.
ATCOM TECHNOLOGY CO., LIMITED www.atcom.cn
40