Sharp AL-840 (serv.man8) Service Manual ▷ View online
S001/P003
Right cabinet
(1)
Remove the screw and release the hook, then remove the right
cabinet (S001/P003).
cabinet (S001/P003).
*
Note
1) Be careful not to damage the right lower cabinet (S001/P005).
S001/P004
Left cabinet
(1)
Remove the screw and release the hook, then remove the right
cabinet (S001/P004).
cabinet (S001/P004).
*
Cleaning
Clean the white sheet (*A) inside the left cabinet with absolute
alcohol.
alcohol.
*
After-work
1) Copy density adjustment
*
Troubles caused by improper work
1) Shading correction error (E7-05/04/12/15)
S001/P005
Front right lower cabinet
(1)
Release the hook, and remove the front right lower cabinet
(S001/P005) from the right cabinet (S001/P003).
(S001/P005) from the right cabinet (S001/P003).
*
Note
1) Be careful not to break the hook, which is fragile.
S001/P006
Front left lower cabinet
(1)
Remove the front left lower cabinet (S001/P006) from the left
cabinet (S001/P004).
cabinet (S001/P004).
*
Note
1) Be careful not to break the hook, which is fragile.
S001/P007
Document table glass
(1)
Remove the rear cabinet S001/P001 .
(2)
Remove the front upper cabinet S001/P002 .
(3)
Remove the right cabinet S001/P003 .
(4)
Remove the left cabinet S001/P004 .
S001/P003
S001/P004/CLN
*A
S001/P003
S001/P005
S001/P004
S001/P006
9 – 5
(5)
Lift and remove the document table glass (S001/P007).
*
Cleaning
Use absolute alcohol to clean the document table glass.
S001/P008
Bottom base plate
S001/P009
Paper reception tray
(1)
Remove the rear cabinet S001/P001 .
(2)
Remove the front upper cabinet S001/P002 .
(3)
Remove the right cabinet S001/P003 .
(4)
Remove the left cabinet S001/P004 .
(5)
Remove the screw connector and remove the fan motor unit.
(6)
Reverse the machine and remove the screw.
(7)
Remove the connector earth and remove the bottom base plate
(S001/P008).
(S001/P008).
(8)
Pull out the paper reception tray (S001/P009).
*
Troubles caused by improper work
Paper entry detector malfunction
*
Note
Be careful not to mistake the installing direction of the paper entry
detector when installing.
detector when installing.
S001/P007/CLN
S001/P008
S001/P009
9 – 6
S002
Operation section
Section
Unit
Part
JOB
CODE
After-work
NOTE
S No.
Part name
Ua No.
Unit name
Ub No.
Unit name
P No.
Part name
JOB No.
S 002
Operation
Ua 001
Operation unit
ASS
P 001
Hinge
ASS
P 002
Operation control PWB
ASS
P 003
Key top
ASS
S002/P001
Hinge
S002/P002
Operation control PWB
S002/P003
Key top
(1)
Remove the right cabinet S001/P003 .
(2)
Remove the screw and remove the fan motor unit S010/P001 .
(3)
Open the operation unit (S002/Ua001).
(4)
Remove the connector of the right cabinet side, remove the
hook, and remove the operation unit (S002/Ua001).
hook, and remove the operation unit (S002/Ua001).
S002/Ua001
P003
P003
S002/Ua001
P003
P003
S002/Ua001
P002
P002
S002/Ua001
P001
P001
S002/Ua001
P003
P003
S002/Ua001
P002
P002
S002/Ua001
HOOK
9 – 7
(5)
Fit the hinge (S002/Ua001/P001) lock hole and pull it out.
*
Note for assembly
#1. After installing the hook to the operation unit, bring the stop-
per section to the center of the long hole and push it in the
arrow direction
arrow direction
(6)
Remove the screw, remove the connector, and remove the
operation control PWB (S002/Ua001/P002) and the key top
(S002/Ua001/P003).
operation control PWB (S002/Ua001/P002) and the key top
(S002/Ua001/P003).
*
Troubles caused by improper work
1) Key operation trouble
2) Display trouble
S002/Ua001
S002/Ua001P001
#1
S002/Ua001
P003
S002/Ua001
P002
9 – 8
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