Microsoft Corporation RM-56 User Manual

• The personal identification number (PIN) code and the universal 

personal identification number (UPIN) code (4 to 8 digits) help to 
protect your SIM card against unauthorized use. See “Security,” 
p. 71. The PIN code is usually supplied with the SIM card. To set the 
phone to request the PIN code, see “Security,” p. 71.

• The PIN2 code (4 to 8 digits) may be supplied with the SIM card and 

is required for some functions.

• The module PIN is required to access the information in the security 

module. See “Security module,” p. 101. The module PIN is supplied 
with the SIM card if the SIM card has a security module in it.

• The signing PIN is required for the digital signature. See “Digital 

signature,” p. 102. The signing PIN is supplied with the SIM card if 
the SIM card has a security module in it.

The personal unblocking key (PUK) code and the universal personal 
unblocking key (UPUK) code (8 digits) is required to change a blocked 
PIN code and UPIN code, respectively. The PUK2 code is required to 
change a blocked PIN2 code.

If the codes are not supplied with the SIM card, contact your service 
provider for the codes.

The barring password (4 digits) is required when using the 

. See “Security,” p. 71. You can obtain the password from your 

service provider.

If you enter an incorrect barring password three times in succession, the 
password is blocked. Contact your service provider or network operator.

■ Configuration settings service

Before you use multimedia messaging, instant messaging and presence, 
push to talk, e-mail application, synchronization, streaming, and the