Brother MFC-8440 B - Manual (Page 183)

TROUBLESHOOTING AND ROUTINE MAINTENANCE 12 - 22
Packing and shipping the MFC
Whenever you transport the MFC, use the packing materials that
came with your machine. If you do not pack the MFC correctly, you
may void your warranty.
1
Turn the MFC power switch off.
2
Unplug the MFC from the telephone wall jack.
3
Unplug the MFC from the AC outlet.
Lock the Scanner Lock
4
Push the Scanner Lock Lever down to lock the scanner. This
lever is located on the left of the scanner glass.
Caution
Damage caused to your MFC by failure to lock the scanner
before moving and shipping may void your warranty.
5
Open the front cover.
Scanner Lock Lever