Toshiba E-STUDIO281C User Manual

June 2005 © TOSHIBA TEC

e-STUDIO281c/351c/451c PREVENTIVE MAINTENANCE (PM)

4 - 11

Symbols/value used in the checklist

1. Perform cleaning and lubricating in the following timing. Exceptionally, the lubrication for the 

drum unit, main charger, color developer unit and 1st transfer unit must follow the PM cycle of 
each unit.

e-STUDIO251c:every 100,000 sheets
e-STUDIO351c:every 120,000 sheets
e-STUDIO451c:every 150,000 sheets

2. Value under "Replacement" indicates the replacement cycle, and when the cycle is different 

for each product, values are indicated in the order of e-STUDIO251c, e-STUDIO351c and e-
STUDIO451c.(KS= x 1,000 sheets, KD= x 1,000 developments)

3. The replacement cycle of the parts for the charge, development and 1st transfer in copying 

process is not indicated by the number of output pages (sheet), but the develop counts 
(development). The number of output pages is counted as “4 developments” for 1 page for 
printing at color mode, and “1 development” at black-and-white mode.

4. The replacement cycle of the parts in the feeding section equals to the number of sheets fed 

from each paper source.

5. Be careful not to put oil on the rollers, belts and belt pulleys when lubricating.
6. Page-Item (P-I) is described in the column of the Parts list.

A:  Clean with alcohol

B:  Clean with soft pad, 

cloth or vacuum 

cleaner

L:

Launa 40

SI:

Silicon oil

W1:

White grease

(Molykote X5-6020)

W2: White 

grease

(Molykote HP-300)

AV: Alvania 

No.2

FL: Floil 

(GE-334C)

Value:

Replacement 

cycle

(output pages or 

develop counts)

R: Replace if 

deformed or 

damaged

O:  After cleaning or 

replacement, 

confirm there is 

no problem.

A1

Original glass

B or A

25-1

*a1

A2

ADF original glass

B

25-2

*a1

A3

Mirror-1

B

A4

Mirror-2

B

A5

Mirror-3

B

A6

Reflector

B

A7

Lens

B

11-10

A8

Exposure lamp

R

O

26-6

A9

Automatic original 

detection sensor

B

O

11-12

A10 Slide sheet 

(front and rear)

B or A

R

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