AR-FX4. Service Manual - Sharp Copying Equipment Service Manual (repair manual). Page 9

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AR-FX4 INSTALLATION PROCEDURE - 2
6) Attach the fax PWB.
Mount the two spacers on the fax PWB.
Next, insert the fax PWB connector into the connector on the
expansion PWB, install with 4 M3 screws with washer.
7) Attach the TEL/LIU PWB.
Insert the TEL/LIU PWB connector into the fax PWB connector,
attach 2 spacers on the TEL/LIU PWB, and attach the TEL/LIU
PWB with 2 M3 screws  with washer.
8) Reattach the left rear cabinet.
1. Pass the speaker harness through the hole of the frame of the
fax expansion PWB and connect it to the connector of the fax
PWB.
2. Fit the pawls of the left rear cabinet to the mounting portions of
the main unit. Slide the cabinet toward the front of the main unit
to attach it.
3. Fix the left rear cabinet with 2 screws.
4. Attach the supplied fax connector cover.
9) Reattach the shielding plate.
Fit the pawls of the shielding plate to the main unit and secure the
plate using five screws.
Insert the power plug of the copier to the outlet and turn 
on the main switch. Then, carry out the following 
procedure.
10) Date/time setting
Press [SPECIAL FUNCTION] key on the operation panel, select
[KEY OPERATOR PROGRAM]. Input 5-digit Key Operator Code
with 10-key, and select [FAX] in Mode Select.
Select [DEFAULT SETTING], [DATE/TIME SETTING], and input
month/day/year in this order, and press [OK] to set.
Input hour/minute in this order, and press [OK] to set.
2. Mounting of additional memory
(AR-MM5, MM6, MM7)
• When mounting memory, turn off the main unit.
1) Remove the fax connector cover using a flatblade screwdriver or
the like.
2) Insert the memory card securely so that the model name is on the
rear side.
3) Reattach the fax connector cover.
• Turn on the main unit.
(When turning on the main unit just after expansion, the system
check time will become longer due to memory initialization.)
4) Make certain that the memory was expanded by displaying SW list
with SIM 66-21.
Spacers
Fax PWB
M3 screws with
washer
M3 screws with
washer
M3 screws with washer
TEL/LIU PWB
Spacers
1
2
3
4
3
Screw
Screw
Speaker harness
Left rear cabinet
Pawls
Fax connector cover
Screws
Shielding plate
Fax connector cover
Memory card
1)
1)
2)
3)
3)
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