Siemens TC37 Module At Command Reference page 97

AT Command Set
See Chapters 4.18 and 6.13 for information on lock types.
Write command Response
The write command lets the ME store the entered password. This may be for
AT+CPIN=<pin>
example the SIM PIN1 to register to the GSM network, or the SIM PUK1 to
[,<new pin>]
replace a disabled PIN with a new one, or the PH-SIM PIN if the client has
taken precautions for preventing damage in the event of loss or theft etc. See
above for the list of passwords.
OK
If error is related to ME functionality:
+CME ERROR: <err>
If no PIN request is pending (for example if PIN authentication has been done
and the same PIN is entered again) ME responds +CME ERROR: operation not
allowed. No action is required from your part.
Parameter
<pin>
<new pin>
Reference Note
· Caution: After entering a password with AT+CPIN all other commands that
GSM 07.07
· Successful PIN authentication only confirms that the entered PIN was
TC3X_ATC_01_V04.00
PH-NET PIN
PH-NET PUK
PH-NS PIN
PH-NS PUK
PH-SP PIN
PH-SP PUK
PH-C PIN
PH-C PUK
password (string type), usually SIM PIN1.
If the requested password was a PUK, such as SIM PUK1 or PH-
SIM PUK or PH-FSIM PUK or another password, then <pin> must
be followed by <newpin>.
if the requested code was a PUK: specify a new password or
restore the former disabled password. See Chapter 4.31.1 for
more information about when you may need to enter the PUK.
need access to data on the SIM card may be blocked for up to 20 seconds!
recognized and correct. The output of the result code OK does not
necessarily imply that the mobile is registered to the desired network.
Typical example: PIN was entered and accepted with OK, but the ME fails
to register to the network. This may due to missing network coverage,
denied network access with currently used SIM card, no valid roaming
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ME is waiting for network personalisation
password
ME is waiting for network personalisation
unblocking password
ME is waiting for network subset personalisation
password
ME is waiting for network subset unblocking
password
ME is waiting for service provider
personalisation password
ME is waiting for service provider
personalisation unblocking password
ME is waiting for corporate personalisation
password
ME is waiting for corprorate personalisation
unblocking password
29.05.2002