Toshiba f99g729 Service Note

BSI(Service Note) TOSHIBA

Leak

TOSHIBA TEC CORPORATION

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

BSI No

F99G729

SUBJECT

Countermeasure to Transfer Guide Electric-leak (How to Attach Polyester)

MODEL

CATEGORY

Countermeasure to field trouble

From Aug. 1999

CONTENT

Phenomenon/Cause
Electric leak may occur between the transfer front guide and the aligning unit. So, there is a
possibility that black banding may appear on the image or the high voltage transformer may break.

DP2460, DP2570, DP3580

FIELD APPLICATION

To be applied when necessary

FACTORY APPLICATION

Date

99/08/16

UNIT

Drum related

DTM-F9703

Transfer front guide

Aligning unit

Countermeasure
To prevent this electric leak, insulating polyester has been attached to the transfer front guide area.

DP2460,DP2570

DP3580

To be aligned to the end face

BSI No. F99G729 Page 2

To be aligned to the end faceTo be aligned to the end face

Insulating polyester film
(yellow color)

Transfer front guide

To be aligned to the end face

Insulating polyester film
(white color)

[Changed/Added Part No.]

MODEL P-I Before Change After Change Note P I R FAA
DP2460
DP2570

DP3580 21-23 ---- 4402942430

P-I: Page-Item P: Contents of Change I: Interchangeability R: Reasons for Change

21-23 ---- 4408673390

INSULATOR-CH-N

INSULATOR-CH-S

A B D Y

A B D Y