Toshiba e-STUDIO5540C Service Manual page 126

Check item
Fuser unit
Fuser drive unit
LGC board
Replace parts
Fuser belt rotation detection sensor
Detection plate (rotor)
Fuser roller
Heat pipe roller bearing
Bushing
Drive plate
Gear
LGC board
8.3.16 Communication related service call
[C550] RADF I/F error
Classification
Optional communication related
service call
Check item
RADF board
SLG board
© 2011 - 2014 TOSHIBA TEC CORPORATION All rights reserved
• Fuser belt rotation detection sensor check
(Input check: 03-[FAX]ON/[4]/[F])
• Connector check in the fuser belt rotation sensor
• Harness check in the fuser belt rotation sensor
• Detection plate (rotor) check
• Grease check in the gear (shaft / tooth flank)
• Fuser roller check
• Check that the C-ring in the pressure roller does not come
off.
• Check that the bearing in the heat pipe roller rotates
properly.
• Fuser unit installation check (Check that the screws fixing
the fuser unit are not loose.)
• Bushing check
• Check that the drive unit is correctly installed (2 dowels).
• Check that the drive metal plate is not broken.
• Check that the gear is not damaged or worn.
• One-way clutch check
• Grease check in the gear (shaft / tooth flank)
• Connector check (CN306)
• Board check
Dirty/damaged
Deformed/damaged
Locked (Rotation failure)
Worn
Bend section broken
Teeth damaged, worn
Communication error has occurred between the RADF and
the scanner.
• Connector check (CN70, CN71)
• Harness check
• Board check
• Connector check
• Board check
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
8 - 125
Measures
Remarks
Error item
Measures
ERROR CODE and TROUBLESHOOTING
8