AL-840 (serv.man8). AL800 840 Service Manual-Disassembly - Sharp Copying Equipment Service Manual (repair manual). Page 22

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 S006/P001 
Toner cartridge
 S006/P002 
Photoconductor cartridge
(1)
Open the operation unit. 
(2)
Remove the toner cartridge (S006/P001).
(3)
Remove the photoconductor cartridge (S006/P002).
 S006/P003 
Developing bias electrode
 S006/P004 
Photoconductor earth electrode
 S006/P005 
Transfer roller
 S006/P006 
Transfer charger electrode
 S006/P007 
Developing bias electrode SP
 S006/P008 
Separation electrode
 S006/P009 
Main charger electrode SP
 S006/P010 
Earth electrode SP
(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 fan motor unit  S010/P001  .
(6)
Remove the document table glass  S001/P007  .
(7)
Remove the MCU (PCU) PWB unit  S009/Ua002  .
(8)
Remove the power PWB unit  S009/Ua001  .
(9)
Remove the scanner (reading) unit  S004/Ua001  .
(10) Remove the gear and the screw, and remove the developing
bias electrode (S006/P003). 
*
Cleaning
Use absolute alcohol to clean the developing bias electrode.
*
Troubles caused by improper work
1) Print image trouble (Insufficient density, streaks in the main
scanning direction)
2) Toner dispersion
(11) Remove the gear and the screw, and remove the photoconduc-
tor earth electrode (S006/P004).
*
Cleaning
Use absolute alcohol to clean the photoconductor earth electrode.
(12) Release the hook from the section A in the figure, and remove
the transfer roller (S006/P005).
*
Cleaning
Use absolute alcohol to clean the transfer roller. 
*
Troubles caused by improper work
1) Print image detect (Insufficient density, improper density
balance, streaks in the main scanning direction) 
(13) Release the hook, and remove the transfer charger electrode
(S006/P004).
S006/P003/CLN
S006/P004/CLN
S006/P005/CLN
A
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