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© 2008-2011 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO5520C/6520C/6530C
SELF-DIAGNOSTIC MODE
2 - 5
[FAX] button: OFF/[COPY] button: OFF/[SCAN] button: OFF
([FAX] LED: OFF/[COPY] LED: OFF/[SCAN] LED: OFF)
Digital
key
Button Items to check
Contents
Highlighted display
e.g.
Normal display
e.g.
[1]
A Bridge unit path exit sensor Paper present No paper
B Bridge unit path entrance sensor Paper present No paper
C Reverse path sensor Paper present No paper
D- --
E Upper paper exit sensor Paper present No paper
F- --
G- --
H- --
[2]
A- --
B Fuser belt temperature abnormality Normal Excessively high
C Fuser transport sensor No paper Paper present
D Thermopile wire breaking detection signal Normal Broken
E Fusing control abnormality Normal Abnormal
F- --
G- --
H- --
[3]
A- --
B FIL board power cable detection signal
(Detecting the number of cables)
1 cable 2 cables
C- --
D- --
E- --
F Pressure roller contact/release detection sensor Released Contacted
G Pressure roller sub heater lamp (800W coil)
control ON/OFF (only for MJD model)
ON OFF
H Fuser roller rotation detection Rotated Damaged or
stopped
[4]
A- --
B Registration sensor Paper present No paper
C Lower paper exit sensor Paper present No paper
D Sub-hopper toner motor-K locking Rotated Locked or stopped
E Sub-hopper toner motor-C locking Rotated Locked or stopped
F Sub-hopper toner motor-M locking Rotated Locked or stopped
G Sub-hopper toner motor-Y locking Rotated Locked or stopped
H- --
[5]
A Polygonal motor ready signal No Ready (Stopped) Ready (Rotated)
B Interlock switch Cover closed
(24 V normal)
Cover opened
(24 V abnormal)
C Developer unit mixer motor-K locking signal Abnormal Normally rotated
D Developer unit mixer motor-YMC locking signal Abnormal Normally rotated
E TRU waste toner amount detection sensor Toner bag full Not full
F- --
G TRU waste toner motor locking detection Rotated Locked or stopped
H Transfer belt contact / release detection sensor Released
(home position)
Contacted
(No blocking)
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