5-3 Confidential
Preparation
Prior to proceeding with the disassembly procedure,
(1) Unplug
- the power cord from the electrical outlet,
- the modular jack of the telephone line,
- the modular jack of the handset (and remove the handset)*,
- the USB cable, if connected (not shown below), and
- the modular jack of the external telephone set if connected (not shown below).
(2) Remove
- the paper tray and
- the handset mount (by pulling the tab and sliding the handset mount in the direction of the
arrow shown below)*.
(3) Remove memory cards if inserted in the machine.
*MFC640CW
Telephone line cord
Paper tray
Handset mount*
Removing the handset mount Setting the handset mount back into place
Align the key on the handset mount
with that on the lower cover, fit the
handset mount in the lower cover and
slide it in the direction of the arrow.
During disassembly jobs except when removing the ink refill ASSY or engine unit (including the
maintenance unit), leave the head/carriage unit and all four ink cartridges in the machine.
When removing the head/carriage unit, ink refill ASSY or engine unit, you need to remove the ink
cartridges and drain the ink from the ink refill ASSY and head/carriage unit beforehand.
How to Access the Target Component
• On the next page is a disassembly flowchart which helps you access the target components. To
remove the maintenance unit, first find it on the flowchart and note its number (
in this case).
To access it, you need to remove all the parts above the maintenance unit on the flowchart (
,
,
, , ,
and
in this case) before the unit itself can be removed.
• Unless otherwise specified, all parts should be replaced in the opposite order to which they were
removed to reassemble the machine.
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