Toshiba e-STUDIO6520c - Page 455

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ERROR CODE and TROUBLESHOOTING
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[EF25] Paper trailing edge detection abnormality
Is there any paper remaining on the paper transport path? Is it staying at the position shown
below?
Fig. 6-4
È
ÆYES Figure out the cause of the paper stopping (e.g. folding) and correct it.
Then remove the paper.
NO
Are the paper position sensors (S6-1 and S6-2) obstructed by paper dust or punching
scraps?
È
ÆYES Remove the obstruction from the sensors.
NO
Are the paper position sensor (S6-1 and S6-2) and its wiring correct?
È
ÆNO Replace the sensor. Correct the wiring.
YES
Replace the hole punch control PC board (HP).
[EF27] Paper position detection error 1
[EF28] Paper position detection error 2
Is there any paper remaining on the transport path?
È
ÆYES Remove the paper, not leaving any chips.
NO
Are the skew sensor (S7-1 and S7-2) and its wiring correct?
È
ÆNO Replace the sensor. Correct the wiring.
YES
Replace the hole punch control PC board (HP).
Skew sensor
(S7-1, S7-2)
Skew sensor
(S7-1, S7-2)
Paper position sensor
(S6-1, S6-2)
Paper