Ar-M11 - Sharp AR-M450 Service Manual

8. AR-M11

<Before installation>
•For installation of AR-M11, a scanner module is needed.
•Start installation after checking that the DATA and COMMUNICATION
indicators on the operation panel are neither lit nor blinking.
1) Turn off the main switch of the main unit of the printer.
Turn the main switch located on the front side of the main unit to the
"OFF" position.
Then remove the power plug from the outlet.
2) Remove the cables connected to the printer control PWB unit.
Remove all the cables connected to the printer control PWB unit
from the computer.
Centronics cable
3) Remove the printer control PWB unit.
Remove the five screws that fix the printer control PWB unit to the
main unit of the printer.
Then, hold the two grips and pull out the printer control PWB to
remove it from the main unit.
5?HAMI
/HEF
"OFF"
LAN cable
/HEF
5?HAMI
AR-M350 UNPACKING AND INSTALLATION 6-9
4) Move the optional boards to the MFP control PWB.
Remove the print server card, the HDD PWB, the expansion
memory, the PS Kanji font ROM, and the E2PROM from the removed
printer control PWB unit and mount them to the positions of the MFP
control PWB unit shown in the illustration.
Printer control PWB unit
MFP control PWB unit
Extended memory
PS Kanji font ROM
Print server card
•Installation of print server card
<1>Remove the screws that fix the cover and remove the cover.
<2>Insert the connector of the print server card to the connector of the
MFP control PWB unit.
<3>Fix the print server card using the removed screws.
•Installation of HDD expansion PWB
<1>Remove the three screws shown in the illustration among the screws
that fix the MFP control PWB unit.
<2>Mount the three PWB fixing screws to the positions from which three
screws have been removed.
<3>Insert the HDD expansion PWB to the connector of the MFP control
PWB.
<4>Fix the HDD expansion PWB to the PWB fixing screws using the
three screws that have been removed.
HDD PWB
PWB
fixing screw
E2PROM
Cover