Polycom EF2241 用户手册
I
NSTALLATION
© Polycom, Inc.
11
V
ORTEX
EF2241
Reference Manual
Terminating the
EF2241
The EF2241 is self-terminating so if you are connecting multiple EF2241s, the EF
Bus does NOT need to be terminated. However, if you are linking the EF2241 to
EF2280s, terminate the EF Bus link.
Bus does NOT need to be terminated. However, if you are linking the EF2241 to
EF2280s, terminate the EF Bus link.
F
ACTORY
D
EFAULT
S
ETTINGS
(P
RESET
0)
The following is a list of the factory default settings of the EF2241. Since the micro-
phones and other equipment in your application may have different nominal levels,
you can start with a F
phones and other equipment in your application may have different nominal levels,
you can start with a F
ACTORY
P
RESET
(Presets 0-15), change it to match your envi-
ronment and then save it within the EF2241 as a U
SER
P
RESET
(Presets 16-47). Once
you’ve saved a U
SER
P
RESET
, set the P
OWER
O
N
P
RESET
to that U
SER
P
RESET
(or
Figure 7. Only the EF2280 needs to be terminated when linked together with
EF2241s.
EF2241s.
Vortex EF2280
EF Bus Terminator
...
Cat-5 cable
Cat-5 cable
C
a
t
-
5
c
a
b
l
e
Vortex EF2280
Vortex EF2241
No Terminator Needed