User's Manual

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PRODUCT MANUAL
Funktion Befehlscode Anmerkungen
Date/ Time
Set
*#55#AAAA#JJJJ-MM-TT#hh:mm:ss
JJJJ = Year
MM = Month
TT = Day
hh = Hours
mm = Minutes
ss = Seconds
Add contacts
to SOS (only
GT-280)
*#288#AAAA#+49xxx#+49yyy#+49zzz#
xxx, yyy, zzz = Phone
Number. Leave blank
to delete number
SOS Contact
Status (only
GT-280)
*#277#AAAA#
Call back (only
GT-280)
*#66#AAAA#