Disable BlackBerry Wireless Sync (not Secure Hosted)
From CompanionLink Support
When a BlackBerry is configured to sync the Address Book/Calendar/Tasks/Memos to a BlackBerry Enterprise Server, it prevents our product from syncing to the BlackBerry. Please follow the steps below to disable wireless sync.
For most BlackBerry Models:
1. Open Address Book
2. Press Menu, then Options, then Wireless Sync
3. Change it from Yes to No (Or from Enable to Disable)
4. Repeat steps 1 - 3 for Calendar/Tasks/Memos
For BlackBerry OS version 5/6:
1. Open Contacts
2. Press Menu, then Options, then Contact List, then Wireless Synchronization
3. Change it from Yes to No (Or from Enable to Disable)
4. Repeat steps 1 - 3 for Calendar/Tasks/Memos