Polycom Vortex EF2211 User Manual

S01DSPAUTO?
Query the value of the DSPAUTO
parameter.
S01DSPAUTOx , where x is 0 or 1
depending on the current setting of the
DSPAUTO paramter.
8.45. DSPLOAD -- Query Percentage of Variable DSP
Resources Used
This command queries the current percentage used of the available variable DSP resources. When this
number reaches 100 percent, no more variable DSP veatures may ben enabled. An 'ERROR#060' will
be generated if a command attempts to exceend 100 percent utilization.
If the
DSPAUTO feature is enabled, then a DSPLOAD status message will be generated automatically
any time the percent utilization changes.
Example Description Status Message
S01DSPLOAD?
Query percentage of variable DSP
resources used.
S01DSPLOADx , where x is between 0 and
99 and indicates the percentage of the
variable DSP resources being used.
8.46. ERROR -- Enable or Disable Error Messages
This command sets or queries whether or not error messages for non-fatal errors are reported via RS-
232 and the digital bus.
If an error is generated and error messages are enabled, a status message will be automatically
generated of the form ' S01ERROR#xxx ', where xxx is a three digit number indicating the error
code. The following table lists the non-fatal error messages that can be generated by the Vortex.
Error Number Description
ERROR#001
Unrecognized command.
ERROR#002
Syntax error in command.
ERROR#004
Attempt to change parameter that is locked via
NVLOCK or FPLOCK.
ERROR#005
Attempt to unlock
NVLOCK or FPLOCK, but invalid password given.
ERROR#040
This error occurs as the result of an
AMASGN command. It happens when the
command would remove a microphone from an automixer where it is assigned as
the "last mic on" and the automixer is set to manual "last mic on" mode.
ERROR#041
This error occurs as the result of an
AMASGN command. It happens when the
command would remove a microphone from an automixer where it assigned as the
chairman imcrophone and the automixer has chairman mode enabled.
ERROR#042
This error occurs as the result of an
AMLMM command. It happens when the
command attempts to set "last mic on" mode to manual, but the last mic number is
set to a microphone that does not belong to the specified automixer.

Polycom Vortex EF2211 Specifications

Power

input voltage	110-240 VAC
frequency	47-63 Hz
power consumption	25 W
phantom power	24 V

Connectors

RS-232	DB9F
EF Bus In/Out	RJ45
Telephone Line/Set	RJ11
Control/Status	DB25F
Audio	3.5mm quick connect terminal blocks

Audio Specifications

microphone input	-30 dBu to +0 dBu
line inputs	-20 dBu to +0 dBu
line outputs	-20 dBu to +0 dBu
loudspeaker output	10 W, 4-16 Ohms
input impedance	10 k Ohms
output impedance	50 Ohms
headroom	20 dB
signal to noise ratio	85 dB
frequency response	20 Hz - 22 kHz

Echo and Noise Cancellation

total cancellation	65 dB
convergence rate	40 dB/second
noise cancellation	0-15 dB
echo cancellation	40 dB, total >65 dB
convergence	30 dB/second
cancellation span	32 ms
acoustic echo cancellation span	270 ms

Operating Environment

operating temperature	0 °C - 40 °C
status outputs	5 V, 20 mA each

Weight and Dimensions

width	483 mm
length	244 mm
height	45 mm
weight	1.8 kg
shipping weight	2.5 kg