Specifications
AT command set for S45 Siemens mobile phones and modems
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Siemens Document No.: A30880-A10-A001-3-D376
Revision: 1.8
Revision Date: 30. November.2001
103
2.5.3 Writing to the FDN Phonebook / FDN Replacement
Writing to the fixed-dialing number phonebook is protected by PIN2. A sample Write sequence (to e.g. record 5)
is provided below:
AT Command Comment
AT+CMEE=2
OK
Activate expanded error message
AT+CPBS=?
+CPBS: (“FD”,”SM”,”LD”)
OK
Listing of available telephone books
AT+CPBS=”FD”
OK
Selection of the FDN telephone book
AT+CPBW=5,"1234",,”test”
+CME ERROR: SIM PIN2 REQUIRED
A Write to record 5 is attempted
PIN2 is required for this purpose
AT+CPIN?
+CPIN: SIM PIN2
Query of the PIN status
PIN2 is to be entered
AT+CPIN="12345678"
OK
Input of PIN2
AT+CPBW=5,"1234",,”test”
OK
A Write to record 5 is attempted...
PIN2 remains active as long as you use the commands
+CPIN, +CPBS, +CPBR, +CPBW, +CACM, +CAMM, +CPUC
or ^SPIC, ^SPBS, ^SPBC, ^SPBG,:
If you use other commands or if none of the above commands are
executed within five minutes, PIN2 is no longer valid.
AT+CPBW=6,"5678",,”new test”
OK
A Write to record 6 is attempted...
In addition, if there is no FDN phonebook available on the SIM, it is possible to activate a feature which
activates an FDN-like behavior for the ”SM” and ”ME” phonebooks (FDN replacement). (Currently this feature
can only be activated via the MMI lock/device lock/excluding telephone book.)
In this case, the Write to the ”SM” and ”ME” phonebooks is ensured by the device code (PH-SIM PIN and PH-
SIM PUK, respectively).
The sequence for entering the device code is analogous to the above example.










