pin n

Sets the 4-digit PIN code to lock the SIM card used with cell devices. A 4-digit PIN code is required outside of North America for EDGE/GSM/HSPA device activation.

n = 0	clear PIN code
n = 0001 to 9999	set 4-digit PIN code to lock SIM card

Notes:

By default a PIN code is not set.

Examples:

set the PIN code to 1234
cmd pin 1234