You must use the FA G/L journal to post depreciation if you are posting to a depreciation book for which depreciation has G/L integration.
Open the Fixed Asset G/L Journal window.
Fill in the line. For Help about a specific field, click the field and press F1.
Click Functions, Insert FA Bal. Account.
To post the journal, click Posting, and then click Post.
Posting Depreciation Manually by Using FA Journals
Filling In and Posting FA Journals
Calculating Depreciation Automatically
Viewing Depreciation Ledger Entries
Canceling and Recalculating Depreciation
Viewing FA Error Ledger Entries
Fixed Asset Depreciation Setup