Toshiba e-STUDIO2006 Service Manual page 481

(8) Turn the power OFF and then start with the adjustment mode (05).
(9) Set the adjustment value of 05-2001 (Auto toner sensor manual adjustment (heat source ON)).
Set the adjustment values of the codes according to the list printed out in advance.
(If the adjustment values could not be printed out because of Flash memory damage or any other
reason, enter the values on the list output at the time of the last maintenance. If there is no list in
which the values are printed, entering of the setting value is not necessary.)
(10) Turn the power OFF.
(11) Pull out the toner cartridge and open the right cover.
Disconnect 1 connector of the process unit.
See the following sections.
 P. 4-49 "4.7.1 Process unit <20L/23L/25L/20H/23H/25H>"
 P. 4-50 "4.7.2 Process unit <23LA/23LM/28LM/23HA/28HA>"
(12) Close the right cover. Start up the adjustment mode (05).
(13) Set the following adjustment values.
Set the adjustment values of the following codes according to the list printed out in advance.
(If the adjustment values could not be printed out because of Flash memory damage or any other
reason, enter the values on the list output at the time of the last maintenance. If there is no list in
which the values are printed, entering of the setting value is not necessary.)
05-2020 (Developer bias DC output adjustment)
05-2040 (Main charger grid bias output adjustment)
05-2052 (Transfer transformer DC output adjustment (C))
05-2078 (Separation transformer DC output adjustment (C))
05-2083 (Transfer cleaning bias adjustment (Positive))
05-2084 (Transfer cleaning bias adjustment (Negative))
05-2250 (Laser power adjustment)
Also, set the adjustment values which have been changed for servicing.
(14) Turn the power OFF.
(15) Open the right cover and connect 1 connector of the process unit
Close the right cover.
(16) Insert the toner cartridge. Turn the power ON.
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REPLACEMENT OF PC BOARDS
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