S190TG User Manual V1.0
**54#password
B#
Disable phone
◆
lock
**55#password
B#
Enable phone
◆
lock
Disable
**56#password
C#
Disable network
◆
lock
**57#password
C#
Enable network
◆
lock
Disable
**58#password
D#
Disable cell lock
◆
**59#password
D#
Enable cell lock
◆
Disable
6. Important notes
If the PSTN line is not connected and only GSM
network is being used then make sure to
de-activate the router list, also de-activate the
routing mode.
It is strongly recommended to set the UNIT to
“Default settings” using the command **00#
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