DOWNLOAD Sharp MX-6500N / MX-7500N (serv.man12) Service Manual ↓ Size: 53.08 MB | Pages: 127 in PDF or view online for FREE

MX-7500N  Dehumidifying heater kit  3 – 21

1) Attach the paper feed tray to the slide rail, and fix by the screw.

2) Connect  the  connector  into the b ack  side  of  the p aper  feed

tray. Attach the earth wire and the binding band, and fix by the

screw. 

3) Close the paper feed tray.
4) Attach the right cabinet, and fix by the screw.

1) Turn on the dehumidifier heater switch.

2) Measure the resistance value between the earth terminal and

the AC terminal  (L side), and between the ea rth terminal and

AC terminal  (N side)  with  the circuit  tester,  and conf irm  they

are not short-circuited.
MEMO: For 200V system other than North America, there are

two AC cords. For  checking with a tester, use the cord in the

left side when viewed from the rear.

3) When not using the  heater after checking, turn off the dehu-

midifier heater switch.

MX-7500N  MX-LC12 (LARGE CAPACITY TRAY)  4 – 1

MX-7500N

Service Manual

 

Since the illustrations of the former models are used, they may differ from the actual cases.
NOTE: When installing the MX-LC12, lower the adjusters of the machine to the floor.
NOTE: When the MX-LC12 is installed, first install the MX-MF10.

NOTE: Before installation, be sure to turn both the operation and

main  power  switches  off  and  disconnect  the  power  plug

from the power outlet. Make double sure that the data lamp

on the operation panel does not light up or blink when per-

forming installation.

1) Remove the paper feed desk fixing screw.

NOTE: Before turning on the power, check to insure that the fixing

screw of the tray is removed. If the power is turned on with-

out removing the fixing screw, a trouble may be resulted.

1) Attach the mounting plate upper (Packed items) with the fixing

screw A (Packed items) to the installation part of right side of

the main unit. When installing, put the rubber section (

) of

the mounting plate upper on the lower side.

2) Remove the fixing screws of the front/rear cover on the lower

part of the main unit. Attach the connecting plate lower front

(Packed items) to the lower front side of the main unit with the

fixing screw B (Packed items).

Attach the connecting plate lower rear (Packed items) to the

lower rear side of the main unit with the fixing screw B (Packed

items).
NOTE: Remove  the  front  and  rear  covers,  then  remove  the

screws (in the rear side only) as shown in the figure

below. (The removed screws are not used.)

3) Remove the fixing screws (2 pcs.) of the machine entry port,

and remove the entry port cover.

4) Reverse the entry port cover and re-attach it to the machine.

Secure it with the two previously removed screws in procedure

3).
NOTE: Be  careful  not  to  make  a  scratch for  the  paper pass

surface of entrance cover at the installation.

1

Mounting plate upper

2

2

Connecting plate lower front

1

3

Connecting plate lower rear

1

4

Fixing screw A (Hex washer S-tight M4x18)

4

5

Fixing screw B (Hex washer S-tight M4x12)

4

2

1

3

4

5

MX-7500N  MX-LC12 (LARGE CAPACITY TRAY)  4 – 2

1) Hold  the  grips  of  the  front  and  the  rear  cabinets  with  both

hands, and lift the left side.

2) Hang the metal fixture of the large capacity tray on the lower

front/rear connecting plate of the main unit side. Push the large

capacity tray onto the main unit and attach it.

To confirm that the large capacity tray is locked into place pull

it in the direction of the arrow as shown.
NOTE: If lock is incomplete, when the power switch is turned

on, the message, “Check installation of tray 5” is dis-

played on the operation panel.

NOTE: Push  the  large  capacity  tray  onto  the  machine,  and

lock it securely.

NOTE: When lifting the LCC, insert fingers firmly into the grip sec-

tions of the front and rear cabinets and install slowly.

NOTE: Turn the lock release screw of the front cover counterclock-

wise to loosen and check that the screw is free.

* If the screw is tight at that time, installation will be incom-

plete.

1) Turn the lock release screw of the front cover clockwise and

tighten the screw securely to release lock.

2) Then hold the grips of the front and the rear cabinets with both

hands, and lift the left side. The large capacity tray will come

off.

F

R

MX-7500N  MX-LC12 (LARGE CAPACITY TRAY)  4 – 3

1) After installing the large capacity tray to the main unit, loosen

the screws (one in the front and one in the rear) of the adjust-

ment caster mounting plate attached to the lower side of the

large capacity tray.

At  that  time,  the  casters  of  the  adjustment  caster  mounting

plate are brought into contact with the floor by the spring force.

2) Tighten the screws (one in the front and one in the rear) of the

caster mounting plate which were loosened in procedure 1).

1) Remove the fixing screw from the connector cover on the main

unit and then remove the connector cover.

2) Connect the large capacity tray interface harness connector to

the main unit connector, and tighten the connector screw to fix

the connector.

Since the factory setting of the paper size is A4 or LT, if paper size

switch is required, perform the following procedures.
1) Pull out the large capacity tray until it stops.

2) Loosen the stopper fixing screw (1 pc.) on the lower right side

of the paper feed tray to disable the stopper function.

3) Then pull out the paper feed tray again until it stops.

F side

R side