Toshiba e-STUDIO556 Service Manual page 258

(5) Remove the bias plate and the spring.
(6) Remove 2 E-rings and take off 2 guide
rollers.
Note:
Make sure that the color of the guide roller is
correct when assembling. (upper side: white,
lower side: black)
4.9.14 Scattered toner recovery roller / Developer sleeves (Magnetic
roller)
(1) Take off the guide roller.
( P.4-93 "4.9.12 Guide roller on the front
side",  P.4-93 "4.9.13 Guide roller on the
rear side")
(2) Remove 3 screws to take off the front side
plate.
(3) Take off the toner recovery roller.
(4) Remove 2 screws of the developer sleeve
holder on the front side.
e-STUDIO556/656/756/856/557/657/757/857
DISASSEMBLY AND REPLACEMENT
Spring
Fig. 4-263
Screw
Screw
Fig. 4-264
Developer sleeve holder
Scattered toner recovery roller
Fig. 4-265
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E-ring
Bias plate
Guide roller
( Whit )
Guide roller
( Black )
E-ring
Front side plate
Screw