
SNM-1000 Node Control Modem Revision 3
Operation MN/SNM1000.IOM
3–61
3.7.13.8 Chip Select Test
To test the SNM-1000 Quad Pack A-D and the 1550 UART, select menu option “3”.
Verify that the User Port displays “
Chip Select Test Pass”.
3.7.13.9 Service Terminal Loopback Test
To perform a loopback test of the Service Terminal port using a PC terminal emulation
program, select menu option “6”.
3.7.13.10 EFBUS Loopback Test
Same as above, except select option "4 or "5".
3.7.14 Echo (ECHO)
This command enables/disables echo of characters sent to the SNM-1000 user port.
3.7.14.1 Command Format
ECHO <state> ‘ON’ enables character echo
‘OFF’ disables character echo
3.7.14.2 Local Command Responses
ECHO <state>
3.7.15 Setup Override (SETUP)
This command enables/disables the modem default setup capability on a specified
<channel_no>. When SETUP is enabled, the
SNM-1000 remote control channel sends
default modem settings before a data call is configured. If SETUP is disabled, no default
settings are sent to the modem before a data call is configured.
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