It varies sometimes by operator.
Common ones to try are 0000, 1234 and the last four numbers of your phone number.
Alternatively, try these* -
Some default PIN 1 codes:
O2 = 5555
Vodafone = 0000
Fresh = 1210
Virgin Mobile = 7890
Vodafone = 0000
Talkmobile = 0000
Some default PIN 2 codes:
O2 = 6666
Vodafone = 1111
Some default voicemail PINs are:
O2: 8705
Vodafone: 3333
Fresh: 1210
Some security PINs are:
Nokia - 12345
Siemens - *#9999*
Ericsson - 0000
Mitsubishi - 0000
Motorola - go to call timers menu, click on call timers, click on show call timers, click ok and enter PIN 2
*(with thanks to Carphone Warehouse for the majority of this information)
The default Passkey for this model is : 0000
1 Put your headset in pairing mode
Before you can use your headset, you must pair it with your phone
Ensure that the headset is off.
How to Enter Pairing mode
Press and hold the Multifunction button until the indicator light turns on in blue ( approximately 8 seconds, not flashing!).
Then search from phone, should appear as wep200 as long as the blue led remains lit. When asked to pair with device , select yes and then enter passkey when prompted.
Additional info
Common passkeys for any device are : 0000 , 1234 , 000000 , 123456 ,etc , sometimes it is enough to try these if the device is at default and there is no risk to lock it, never try this on Sim cards or other devices which lock or wipe themselves when to many wrong passwords are entered.
the default pin for the phone is 00000000
The code for reseting samsung mobiles is ::*2767*3855#
0000 four zeros
Forgot Password for mobile and the gmail account what to do
Samsung WEP200 Bluetooth Headset is the smallest headset and has crystal clear sound.
Default is usually the last 4 digits of your phone number.
There is no default pin. The default is 'not programmed'.
the default pin is usually 1234 unless someone has changed it
1234 is the Nuvi default pin
default password
The default password for the Samsung SGH-A837 is '0000. The Samsung SGH-A837 is a cell phone that is a flip phone.
The default SIM 1 pin is 1111. The default SIM 2 pin is 2222.