ETROSS
ETROSS
ETROSS
ETROSS TELECOM
TELECOM
TELECOM
TELECOM (HONGKONG)
(HONGKONG)
(HONGKONG)
(HONGKONG) LIMITED
LIMITED
LIMITED
LIMITED
7
5)
5)
5)
5) The
The
The
The installation
installation
installation
installation for
for
for
for connecting
connecting
connecting
connecting to
to
to
to alarm
alarm
alarm
alarm system
system
system
system for
for
for
for Security
Security
Security
Security
The GSM FWT can substitute the PSTN for connecting to alarm system for security purpose
when PSTN failure or not available.
The sketch for connecting to alarm system
7,
7,
7,
7, Function
Function
Function
Function Setting
Setting
Setting
Setting
Before you do the following function settings, Lift handset or press hands free key of telephone
set, then you can press the buttons according to the following instructions to finish setting, you
will hear 2 beeps when you finish, this testify setting successfully.
1
1
1
1)))) Restore
Restore
Restore
Restore to
to
to
to factory
factory
factory
factory default
default
default
default setting
setting
setting
setting
*#99#99# restore to factory default setting.
2
2
2
2)))) Adjust
Adjust
Adjust
Adjust dial
dial
dial
dial interval
interval
interval
interval
*#01#30# , 01--command
，
30--time
，
Max 9.9 seconds
，
Min 0.5 seconds, default setting is 3
seconds.
*If you use GSM FWT-8848 for connecting to VoIP gateway, you can set dial interval as 0.5
second, it can make PDD<5 sec (Method: *#01#05#);
