Sharp MX-6500N / MX-7500N (serv.man12) Service Manual ▷ View online
MX-7500N Dehumidifying heater kit 3 – 9
3) Pass the heater harness through the edge holder.
Pass the heater harness through the hole on the re ar frame,
and fix by the snap band.
4) Connect the connector of heater harness and WH harness.
F. Installation of the cassette heater kit (R)
(1) Assembling of the cassette heater
1) Attach the cassette heater to the heater mount plate, and fix by
the screw (M3 x 8 S-tight).
NOTE: Be careful of the direction of each part.
Align the directions of the heater mount plate and the
dehumidifier heater with the pawls.
2) Attach the heater mount plate to the heater cover, and fix by
the screw (M3 x 8 S-tight).
Fix the snap band of heater harness to the heater cover.
Fix the snap band of heater harness to the heater cover.
3) Affix the high temperature warning label onto the heater cover.
(2) Installation of the cassette heater unit
1) Attach the step screw (M3) to the frame.
Put the cassette heater unit on th e step screw ( M3) and fix it
with the tight screw (M3 x 8 S-tight).
1
2
2
2
2
1
Heater cover
M3 x 8 S-tight M3 x 8 S-tight
M3 x 8 S-tight
Pawl
Pawl
Dehumidifier
heater
heater
Harness
Heater mount
plate
plate
2
1
2
3
1
3
2
MX-7500N Dehumidifying heater kit 3 – 10
2) Pass the heater harness through the hole on the re ar frame,
and fix by the snap band to the frame.
3) Connect the connector of heater harness and WH harness.
G. Installation of the cassette heater kit (L)
(1) Assembling of the cassette heater
1) Attach the cassette heater to the heater mount plate, and fix by
the screw (M3 x 8 S-tight).
NOTE: Be careful of the direction of each part.
Align the directions of the hea ter mount plate and the
dehumidifier heater with the pawls.
2) Affix the heater harness onto the heater cover.
3) Attach the heater mount plate to the heater cover, and fix by
the screw (M3 x 8 S-tight).
NOTE: Pull out the heater harness to the are a which the
NOTE: Pull out the heater harness to the are a which the
heater harness sheet is attached to.
4) Affix the high temperature warning label onto the heater cover.
(2) Installation of the cassette heater unit
1) Attach the step screw (M3) to the frame.
Put the cassette heater unit on th e step screw ( M3) and fix it
with the tight screw (M3 x 8 S-tight).
1
2
2
1
Heater cover
M3 x 8 S-tight M3 x 8 S-tight
M3 x 8 S-tight
Pawl
Pawl
Dehumidifier
heater
heater
Harness
Heater mount
plate
plate
2
1
2
1
3
2
MX-7500N Dehumidifying heater kit 3 – 11
2) Pass the heater harness through the hole on the re ar frame,
and fix by the snap band to the frame.
3) Remove the harness front the wire saddle.
Connect the connector of heater harness and WH harness.
4) Attach the tray 3 and tray 4.
H. Attach the rear cabinet
1) Attach the rear cabinet, and fix by the screw. Tighten the screw
at the bottom of the rear cabinet.
I. Installation of the LCC (A4) heater kit
(1) Paper feed unit removal
1) Pull out the paper feed tray.
2) Open the upp er cover. Remove the screw, and remove the
2) Open the upp er cover. Remove the screw, and remove the
sheet.
3) Remove the screw, and remove the left rear cabinet.
1
2
2
1
2
2
2
2
2
2
1
3
MX-7500N Dehumidifying heater kit 3 – 12
4) Remove the screw, and remove the upper cabinet.
5) Remove the screw, and remove the torque limiter unit.
6) Disconnect the connector. Remove the screw, and remove the
paper feed unit.
(2) Heater attachment
1) Attach the heater, and fix by the screw. Attach the connector to
the frame, and fix the snap band.
(3) Heater harness unit attachment
1) Attach the snap band of the heater harness unit, and fix by the
screw. While holding the harness upward, attach the AC cord
fixer.
NOTE: After attaching the snap band, cut and trim the end of
NOTE: After attaching the snap band, cut and trim the end of
the band.
NOTE: Be careful not to mistake the attaching direction of the
AC cord fixer.
2) Pull the harness tightly in the arrow direction, and check to
confirm that there is no disconnection of th e snap band and
that the square hole in the frame is not covered with the har-
ness.
3) Connect the connector o f the heater harness unit. Att ach the
earth wire, and fix by the screw.
NOTE: Attach the earth wire at an angle of 45 degrees.
NOTE: Attach the earth wire at an angle of 45 degrees.
2
1
1
2
45q
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