MX-M503N MX-EBX3 17 – 2
2. Installation
A. Turn off the power of the main unit
1)
Turn the power switch located on the operation panel to the
"OFF" position.
2)
Open the front cabinet. Turn OFF the power switch in the front
cabinet of the main unit.
3)
Disconnect the power plug of the main unit from the power out-
let.
B. Pull out the control PWB
• If cables are connected to the control PWB unit, remove all
cables.
1)
Push the location indicated in the illustration to unlock, and
remove the ozone filter cover from the right cabinet rear.
2)
Remove the screw from the right cabinet rear.
3)
Remove the right cabinet rear.
4)
Remove the two screws from the control PWB unit.
• If the fax box unit is installed, carry out steps 5), 6), and 7)
additionally.
5)
Pull out the control PWB unit and remove the snap band.
6)
Remove the interface cable from the frame.
7)
Remove the connector.
8)
Pull out and remove the control PWB unit.
C. Installation of the scanner function expansion
PWB
1)
Remove two screws for fixing the scanner function expansion
PWB from the control PWB.
2)
Use one of the fixing screw which were removed in the proce-
dure 1) to attach the mounting plate for the MX-M503N/
M453N/M363N/M283N to the scanner function expansion
PWB.
NOTE: Do not use the S tight screw provided in the package.
OFF
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