Panasonic KX-NS500 Pc Programming Manual page 215

Echo Cancellation Ability
Specifies the echo canceller ability time.
Value Range
OFF, 64 ms, 128 ms
Maintenance Console Location
9.2.2 PBX Configuration—[1-1] Configuration—Slot—System Property—Site
DSP Digital Gain (Down)
Specifies the DSP Digital Gain for the down voice path.
Value Range
-14–6 dB
Maintenance Console Location
9.2.2 PBX Configuration—[1-1] Configuration—Slot—System Property—Site
DSP Digital Gain (Up)
Specifies the DSP Digital Gain for the up voice path.
Value Range
-14–6 dB
Maintenance Console Location
9.2.2 PBX Configuration—[1-1] Configuration—Slot—System Property—Site
EC Gain
Specifies the Echo Canceller Gain.
Value Range
-14–6 dB
Maintenance Console Location
9.2.2 PBX Configuration—[1-1] Configuration—Slot—System Property—Site
NLP Setting
Specifies the NLP (Non-Linear Processor) setting to control echo sound quality.
Value Range
Disable, Weak, Normal, Strong
9.2.2 PBX Configuration—[1-1] Configuration—Slot—System Property—Site
PC Programming Manual 215