![GVC SF 1156HV R21 User Manual Download Page 19](http://html1.mh-extra.com/html/gvc/sf-1156hv-r21/sf-1156hv-r21_user-manual_2279724019.webp)
19
pulses per minute
&R_
&R0
Reserved
&R1
CTS operates per flow control
requirements
&S_
&S0
Force DSR Signal High (ON)
&S1
DSR off in command mode, on in
on-line mode
&T_
&T0
Ends test in progress
&T1
Perform Local Analog Loopback
Test
&T3
Perform Local Digital Loopback Test
&T4
Grant Remote Digital Loopback
Test request by remote modem
&T5
Deny Remote Digital Loopback Test
request
&T6
Perform a Remote Digital Loopback
Test
&T7
Perform a Remote Digital Loopback
Test and Self-Test
&T8
Perform Local Analog Loopback
Test and Self-Test
&V
&V0
Displays Active and Stored Profiles
&V1
Display Last Connection Statistics
&W_
&W0
Stores the active profile as Profile 0
&W1 Stores the active profile as Profile 1
&Y_
&Y0
Configuration Profile 0 active
upon Power on or reset
&Y1
Configuration Profile 1 active upon
Power on or reset
&Zn=x n=0-3 Store phone number x into non-
volatile RAM
%E_
%E0
Disable auto-retrain
%E1
Enable auto-retrain