Do u mean I can't unlock it

It's locked to security code means try 1234 or 0000 It's default code....It's locked to network means You can unlock it easily using the unlock code...you can get the unlock code from the site Onlinegsmunlock.com and unlock it then use with any GSM network sim card in the phone....

By 'Unlock din', do you mean unlock the region the recorder uses, unlock the din input or unlock the tray or what?
When recording and you see 'unlocked', it means the DIGITAL signal you are trying to record is unclear or missing.
If you are trying to record a signal from another region disc, it will not copy. Add a little detail.

It's locked to network? To Unlock the Nokia 6234 use the Unlock code.Get the Unlock code from the site Mobile-unlocker.com
and Unlock it from network lock.You need to specify the Network and country it locked now?It's GSM Network lock means you can unlock it..CDMA Network Lock means you cannot unlock it.

It's locked to Network means you can unlock it using the unlock code.Get the unlock code for NOKIA 1200 From Superunlockcodes.com at low cost and get the Free Unlocking instructions from here Mobileunlockguide.com
and Unlock it...It's locked to security code means try default code 12345 or 0000 it will help you.

It's locked to network means use the network unlock code to unlock it from network lock,it's locked to security unlock code means get the default code from service provider and reset it.You can get the unlock code at here Mobileunlocksolutions.com
and unlock it from Network lock.

It's locked to some Network means You cannot use it in other country ,It's not Locked to other network means ,i mean it's unlocked means you can use with any GSM Network sim card,It locked means you need to unlock it.To unlock it,you can use the unlock code,You can get the unlock code and instructions from the site Onlinegsmunlock.com
unlock it,then use with other GSM Network Sim card.

what is Model,Whether it's locked to Network or security code,it's locked to Network means you can unlock it using the unlock code,It's locked to security code means you can call the service provider get the default code and unlock it....You can get the unlock code from here
Prounlocking.com
and Unlock it.............

What is Mobile PHONE brand and Model?
You have tried how many times?whether it's locked to security code or Network locked,Because Network unlock means the unlock tries may differ from brand to brand for example Nokia has 5 tries....If you missed means you cannot unlock it,because it will get hard locked ,it locked to Network means you can unlock it using the UNLOCK CODE,It locked Security means you can unlock it using the master reset code,You have not missed the tries means it's NOKIA or samsung,LG some branded Phones means you can get the Network unlock code from here www.unlock-free.com and Unlock it,it asks for security lock means you can get the master reset code for Nokia or alcatel Phone there and unlock it...You cannot unlock it's hard locked means...You can only flash it ....

You need to Unlock the Phone from the Network lock ,to use with other GSM Network Sim card,you cannot use other Network Sim in the Phone it locked means ,So Insert Sim in USA it accept means you can use any GSM Network Card,because it's Unlocked,It's Not accept means it's Locked Phone,You need to Unlock it,Get the code from here
Simpleunlocking.com and Unlock it.

What is Your Mobile Phone Model?
It's belongs to which Brand?
To get the Phone Unlock from Network lock?You need to specify the Network and Country it locked now?
Get the Unlock code and instructions from here
Mobileunlocksolutions.com and Unlock it....It's Locked to Security code and it's Nokia means try 0000 or 1234 It's Default code to UNLOCK.Otherwise It's DCT phone means default code not works means get the Master reset code at MobileUnlocksolutions and Unlock it from security lock or password lock,You can also get the master reset code for ALCTEL Phones there and try default code or master reset code from service provider for Other Brand Phones.