Operation Manual

INSTALLATION
© Polycom, Inc. 11 VORTEX EF2280 Reference Manual
Add, for RS-232 control, use the ASPI bus. The ASPI Bus does not need to be termi-
nated. See Figure 8 below.
F ACTORY D EFAULT S ETTINGS (P RESET 0)
The following is a list of the factory default settings of the EF2280. Since the micro-
phones and other equipment in your application may have different nominal levels,
you can start with a F
ACTORY PRESET (Presets 0-15), change it to match your envi-
ronment and then save it within the EF2280 as a U
SER PRESET (Presets 16-47). Once
you’ve saved a U
SER PRESET, set the POWER ON PRESET to that USER PRESET (or
Figure 8. Linking the EF2280 to other EF devices.
EF200
From AEC
From Rem.
To AEC
To Rem.
Phone
ASPI
Bus In
ASPI
Bus Out
Vortex
®
EF2280
In 1
In 2
In 3
In 4
In 5
In 6
In 7
In 8
Out 1
Out 2
Out 3
Out 4
Out 5
Out 6
Out 7
Out 8
In A
In B
Out A
Out B
In D
Out C
Out D
In C
EF Bus OutEF Bus In
ASPI Bus
Vortex
®
EF2280
In 1
In 2
In 3
In 4
In 5
In 6
In 7
In 8
Out 1
Out 2
Out 3
Out 4
Out 5
Out 6
Out 7
Out 8
In A
In B
Out A
Out B
In D
Out C
Out D
In C
EF Bus OutEF Bus In
ASPI Bus
EF200
From AEC
From Rem.
To AEC
To Rem.
Phone
ASPI
Bus In
ASPI
Bus Out
EF200
From AEC
From Rem.
To AEC
To Rem.
Phone
ASPI
Bus In
ASPI
Bus Out
EF Bus
Terminator
EF Bus
Terminator