Toshiba f97i016 Service Note

BSI(Service Note) TOSHIBA

TOSHIBA TEC CORPORATION

2-4-1, Shibakoen, Minato-ku, TOKYO, 105-8524 JAPAN

BSI No

F97I016

SUBJECT

Prevention of Insufficient Transfer by the Photosensitive Memory

MODEL

CATEGORY

To improve the reliability

(PC board) UE710211 (Bracket) UC710131

CONTENT

When the LEDs (light-emitting diodes) on the PC Board (P.30-#.49) have continued lighting in the same places on the photosensitive body during stand by, thus may have been set into the memory. Therefore, the following parts have been changed.

Parts Name PC Board 30-49 4402414080 Bracket 33-33 4402410310

FC70

FACTORY APPLICATION

Page-Items Current New Remarks Interchange

FIELD APPLICATION

To be applied when necessary

4402429100

PW BOARD-O BRACKET

PW BOARD-O 4402429110 BRACKET

Date

UNIT

Developer

97/10/13

-ability B

----

Countermeasure The circuit on the PC Board (P.30-#.49) has been changed (R5: eliminated) and the LEDs have been made so as not to light during stand by. Then, to prevent of installation errors due to common parts with the PC Board (P.33-#.11), the shape has been changed. Therefore, the installation Bracket (P.33-#.33) has been changed so that the new PC Board (P.30-#.49) cannot be attached to it.

BSI No. F97I016 Page 2

Adhesion detection board

Transfer drum

Photosensitive