Toshiba e-STUDIO120 Copier User Manual


  Open as PDF
of 127
 
&23<352&(66
6WHS2SWLFDOGLVFKDUJH6HPLFRQGXFWRUODVHU
%HIRUH WKH GUXP URWDWLRQ LV VWRSSHG WKH VHPLFRQGXFWRU ODVHU LV
UDGLDWHGRQWRWKHGUXPWRUHGXFHWKHHOHFWULFDOUHVLVWDQFHLQWKH23&
OD\HUDQGHOLPLQDWHUHVLGXDOFKDUJHSURYLGLQJDXQLIRUPVWDWHWRWKH
GUXPVXUIDFHIRUWKHQH[WSDJHWREHSULQWHG
:KHQ WKH HOHFWULFDO UHVLVWDQFH LV UHGXFHG SRVLWLYH FKDUJHV RQ WKH
DOXPLQXPOD\HUDUHPRYHGDQGQHXWUDOL]HGZLWKQHJDWLYHFKDUJHVRQ
WKH23&OD\HU
&KDUJHE\WKH6FRURWURQFKDUJHU
)XQFWLRQ
7KH6FRURWURQFKDUJHUIXQFWLRQVWRPDLQWDLQXQLIRUPVXUIDFHSRWHQWLDO
RQWKHGUXPDWDOOWLPHV,WFRQWUROWKHVXUIDFHSRWHQWLDOUHJDUGOHVVRI
WKHFKDUJHFKDUDFWHULVWLFVRIWKHSKRWRFRQGXFWRU
%DVLFIXQFWLRQ
$ VFUHHQ JULG LV SODFHG EHWZHHQ WKH VDZ WRRWK DQG WKH
SKRWRFRQGXFWRU $ VWDEOH YROWDJH LV DGGHG WR WKH VFUHHQ JULG WR
PDLQWDLQWKHFRURQDFXUUHQWRQWKHSKRWRFRQGXFWRU
$VWKH SKRWRFRQGXFWRULVFKDUJHGE\ WKHVDZWRRWKIURP WKH PDLQ
FRURQDXQLWWKHVXUIDFHSRWHQWLDOLQFUHDVHV7KLVLQFUHDVHVWKHFXUUHQW
IORZLQJWKURXJKWKHVFUHHQJULG:KHQWKHSKRWRFRQGXFWRUSRWHQWLDO
QHDUVWKHJULGSRWHQWLDOWKHFXUUHQWWXUQVWRIORZWRWKHJULGVRWKDWWKH
SKRWRFRQGXFWRUSRWHQWLDOFDQEHPDLQWDLQHGDWDVWDEOHOHYHO
3URFHVVFRQWUROOLQJ
)XQFWLRQ
7KHSULQWSDWWHUQVLJQDOLVFRQYHUWHGLQWRDQ LQYLVLEOHLPDJHE\WKH
VHPLFRQGXFWRUODVHUXVLQJQHJDWLYHWRSRVLWLYHUHYHUVLEOHGHYHORSLQJ
PHWKRG7KHUHIRUHLIWKHGHYHORSLQJELDVLVDGGHGEHIRUHWKHGUXPLV
FKDUJHGWRQHULVDWWUDFWHGRQWRWKHGUXP,IWKHGHYHORSLQJELDVLVQRW
DGGHGZKHQWKHGUXPLVFKDUJHGWKHFDUULHULVDWWUDFWHGWRWKHGUXP
EHFDXVHRIWKHVWURQJHOHFWURVWDWLFIRUFHRIWKHGUXP
7RDYRLGWKLVWKHSURFHVVLVFRQWUROOHGE\DGMXVWLQJWKHGUXPSRWHQWLDO
DQGWKHJULGSRWHQWLDORIWKH6FRURWURQFKDUJHU
%DVLFIXQFWLRQ
9ROWDJHDGGHGWRWKHVFUHHQJULGFDQEHVHOHFWHGKLJKDQGORZ7R
PDNHLWHDVLO\XQGHUVWRRGWKHILJXUHEHORZVKRZVYROWDJHWUDQVLWLRQDW
WKHGHYHORSHUXQLW
6WDUW
 %HFDXVHWKHJULGSRWHQWLDOLVDWDORZOHYHOWKHGUXPSRWHQWLDOLVDW
DERXW9&DUULHUPD\QRWEHDWWUDFWHGWKRXJKWKH FDUULHU LV
SXOOHGWRZDUGVWKHGUXPE\WKHHOHFWURVWDWLFIRUFHRI9
 'HYHORSLQJ ELDV 9 LV DSSOLHG ZKHQ WKH SKRWRFRQGXFWRU
SRWHQWLDOLVVZLWFKHGIURP/2:WR+,*+
 2QFHGHYHORSLQJELDV9LVDSSOLHGDQGWKHSKRWRFRQGXFWRU
SRWHQWLDOULVHVWR+,*+WRQHUZLOOQRWEHDWWUDFWHGWRWKHGUXP
6WRS
7KHUHYHUVHVHTXHQFHWDNHVSODFH
5HWDLQLQJGHYHORSLQJELDVDWDQDEQRUPDORFFXUUHQFH
)XQFWLRQ
7KH GHYHORSLQJ ELDV ZLOO EH ORVW LI WKH SRZHU VXSSO\ ZDV UHPRYHG
GXULQJSULQWSURFHVV,QWKLVHYHQWWKHGUXPSRWHQWLDOVOLJKWO\DEDWHV
DQGWKHFDUULHUPDNHVGHSRVLWVRQWKHGUXPEHFDXVHRIVWURQJVWDWLF
SRZHU7RSUHYHQWWKLVWKHPDFKLQHLQFRUSRUDWHVDIXQFWLRQWRUHWDLQ
WKH GHYHORSLQJ ELDV IRUD FHUWDLQ SHULRG DQG GHFUHDVHWKH YROWDJH
JUDGXDOO\DJDLQVWSRVVLEOHSRZHUORVV
%DVLFIXQFWLRQ
1RUPDOO\WKHGHYHORSLQJELDVYROWDJHLVUHWDLQHGIRUDFHUWDLQWLPH
EHIRUHWKHGUXPFRPHVWRDFRPSOHWHVWRSLIWKHPDFKLQHVKRXOGVWRS
EHIRUHFRPSOHWLQJWKHQRUPDOSULQWF\FOH7KHGHYHORSLQJELDVFDQEH
DGGHGEHIRUHUHVXPLQJWKHRSHUDWLRQDIWHUDQDEQRUPDOLQWHUUXSWLRQ
7KHUHIRUHFDUULHUZLOOQRWPDNHDGHSRVLWRQWKHGUXPVXUIDFH
Semiconductor laser
0
START STOP
Print potential
Toner attract
potential
2)
3)
1)
Low
4)
High
Drum potential
Developing bias
Time
 previous next