Toshiba 4511, 3511 J. Color developer unit / Revolver unit, K. Transfer belt unit, Note: Check the color deviation after replacing L1., Note: Check the color deviation after replacing K1, K2 and K5. L. 2nd transfer roller unit

November 2003 © TOSHIBA TEC 4 - 11 e-STUDIO3511/4511 PREVENTIVE MAINTENANCE

Items to check

J1. Whole color developer unit

(Y, M and C)

J2. Color developer unit drive section

(Y, M and C)

J3. Developer material (Y, M, and C)

J4. Front shield (Y, M and C)

J5. Oil seal (4 pcs. for each color)

J6. Guide roller (Y, M and C)

J7. Toner cartridge drive gear

(Y, M and C)

J8. Revolver drive gear

J9. Color auto-toner sensor

J10.Side shield

J11. Polarity adjustment plate

J12.Color toner cartridge sensor

J13.Front bearings of mixers

Cleaning

or A

Replace-

ment

(KS)

30/37.5

360/450

Lubri-

cation

Operation

check

Parts list

<P-I>

P103-I3

P33-I4, 14

P36-I104

P33-I12

Remarks

*j1

*j2

*j3

*j4

*j5

*j6

Parts list

<P-I>

P30-I34

P30-I17

P31-I11

P31-I8

P31-I41

P31-I31

Remarks

*k1

*k2

*k3

*k4

Operation

check

Replace-

ment

(KD)

480/600

160/200

Lubri-

cation

Cleaning

Items to check

K1. Transfer belt

K2. 1st transfer roller

K3. Transfer belt drive roller 1

K4. Transfer belt drive roller 2

K5. Transfer belt cleaning blade

K6. Image quality sensor

K7. Transfer belt home position sensor

(2 pcs.)

K8. Transfer belt recovery blade

K9. Paper clinging detection sensor

K10.Blade seal (front side)

K11.Blade seal (rear side)

K12.Tape

J. Color developer unit / Revolver unitK. Transfer belt unitNote: Check the color deviation after replacing K1, K2 and K5.L. 2nd transfer roller unit

L1. 2nd transfer roller 240/300 P13-I30

L2. Paper guide *l1

L3. Washer 240/300 P13-I49

Replace-

Items to check Cleaning Lubri- ment Operation Parts list Remarks

cation (KS) check <P-I>

05/03

Note: Check the color deviation after replacing L1.