PictureTel Concorde 4500, Administrator'S Manual, Page: 104 / 250

CONFIGURING AND ADJUSTING THE VIDEO AND AUDIO
5-4
The following table lists the format settings when you choose
Select
Manual Format
from the Set Video Send Format menu.
Table 5-1: Manual Video Send Format Settings
Format Setting Description
SG4 Provides the best picture and sound
quality when communicating with other
Concorde¥4500s at low transmission
rates. This setting also lowers delay with
multipoint systems.
SG3 Provides the best picture and sound
quality when communicating with the
System 4000, C-3000, and V3100 at low
transmission rates.
SG3 for M-8000 Use
Provides SG3 for systems using the
M-8000

Multipoint Bridge.
H.261 CIF
Enables the system to use H.261 CIF,
which provides the best video
resolution when communicating at high
transmission rates; 352-by-240-line
resolution for NTSC systems and 352-
by-288 line resolution for PAL systems.
H.261 QCIF Enables the system to use H.261 QCIF,
which provides an NTSC system with
176-by-120-line resolution and a PAL
system with 176-by-144-line resolution.
H.263 CIF Enables the system to use H.263 CIF,
which provides the best video
resolution when communicating at low
speeds. H.263 CIF also provides a
signiÞcant performance enhancement
over the H.261 CIF standard.
H.263 QCIF Enables the system to use H.263 QCIF.
H.263 QCIF also provides a signiÞcant
performance enhancement over the
H.261 QCIF standard.