Polycom Vortex EF2210 Reference Manual

EF2211/EF2210 BLOCK DIAGRAM
VORTEX EF2211/EF2210 Reference Manual 50 Technical Support: 800.932.2774
EF2211/EF2210 B LOCK D IAGRAM
EF2211
Figure 28. Inside the EF2211
RS-232
EF Bus
Control/Status
D/A A/D
TLP
LEC
PEQ
Tone
Gen.
PEQ
Noise
Canceller
AGC
Parameters
On Off
Mute
On Off
Parameters
Parameters
TLP (Telephone Line Processing)
Echo
Canceller
Noise
Canceller
R1, R2, Bus
EN (Echo Canceller, Noise Canceller)
PEQ GateMute
Gated
Ungated
AGC
On OffOn OffOn Off
Parameters
Parameters
Call Prog
Detect
Phone
Telephone Line
Matrixing
A/D
Level
adjust
+-
EN
Mic/Line
Phantom
A/D
Level
adjust
+-
PEQ
1B
Line
D/A
+-
B
PEQ
Line
D/A
+-
A
PEQ
A/D
Level
adjust
+-
PEQ
A
Line
D/A
+-
1
PEQ
+-
Amplifier
Output
AMP

Polycom Vortex EF2210 Specifications

General

Brand	Polycom
Model	Vortex EF2210
Category	Telephone Accessories
Language	English