5-53
Troubleshooting
E3-50: Transfer cleaner operation
When the transfer cleaner motor drives, the transfer cleaner home position sensor
is not ON/OFF within a predetermined time.
Is the wire cleaner felt
NO
Does the wire cleaner felt connect to
at the home position sensor?
the corona rail slider?
NO
YES
a) Turn the transport lever and lower the
transport unit
b) Press down the transfer charger and draw it
toward you.
c) Slide the wire cleaner felt to rear side until it
stops.
d) Re-install the transfer charger.
e) Turn the transport lever and raise the
transport unit.
f) Check the wire cleaner felt is connected to
the corona rail slider.
YES
Check operation
Is DC5V detected on sensor CN-1?
NO
Sensor connector is shorted or broken.
YES
Does CN4-5 (output signal of control
NO
Sensor is defective
panel CPU PCB) change when the
sensor is turned ON/OFF?
E4-01: Fuser warm-up
When the fuser temperature does not reach the predetermined level
within a predetermined time.
Does fuser lamp turned ON after
YES
Fuser thermistor is dirty.
the power switch is turned on?
Sensor position is incorrect.
NO
Fuser temperature is low (re-adjust F6-31)
Fuser thermistor is defective.
Is these continuity between
NO
Fuser lamp connector is shorted or broken.
CN-1 and 2 when the
Fuser thermostat is defective.
AC driver PCB CN203 is removed.
Fuser lamp is defective.
YES
Is there some registrance between
NO
CNTH connector is shorted or broken.
CNTH-1 and 2 approximately few M ,
Fuser thermistor is defective.
whenCPU PCB CN7 is removed.
(approx. 1.4M /77F, 25°C)
Содержание FA-DS72
Страница 8: ......
Страница 162: ...5 Frame PM701 S 31 32 13 18 30 35 36 29 25 24 23 22 20 16 19 4 5 15 9 10 5 6 7 8 11 12 14 28 33 28 27 26 26 1 2 3 34 ...
Страница 178: ...11 Frame 1 2 34 PM706 S 16 17 18 26 25 24 23 22 20 21 33 31 8 30 29 28 27 19 14 13 11 15 2 9 12 7 32 5 4 3 ...
Страница 232: ...25 Paper Exit Section PM709 1 2 3 4 5 6A 7 16 15 14 13 6B 8A 9A 9C 9C 9A 11 S10 10 8A 8B 9B 17 8B 9B 12 19 18 12 18 ...
Страница 234: ...26 550 Sheet Paper Tray PM201 19 20 21 17 22 15 15 20 19 25 24 23 26 16 1 2 3 4 13 14 6 6 8 11 12 10 7 5 27 ...
Страница 236: ...27 Sheet Bypass Tray PM102 8 1 7 5 3 4 6 10 11 4 12 13 9 16 15 18 14 4 17 2 ...
Страница 238: ...28 ADU PM801 16 8 1 4 14 12 10 11 11 13 13 6 7 8 16 9 5 3 2 15 ...
Страница 249: ...Numerical Parts Index Description Part No Q ty Per Unit Ref No Page No Numerical Parts Index 33 ...
Страница 316: ...3 10 3 3 Adjustment 1 ON 2 3 4 5 6 Sorter controller PCB LED SW1 SW3 FA S620 SW2 SW3 SW1 FA S660 ...
Страница 360: ...1 4 7 10 8 9 5 6 2 3 1 Sorter Mounting Assembly ...
Страница 362: ...1 2 5 J41 3 6 7 8 4A 4 2 Covers ...
Страница 370: ...A 4 5 2 6 3 4 7 1 9 9 12 10 13 14 15 16 17 18 19 20 21 22 8 J22 M4 M2 J35 A 6 Drive Block ...
Страница 379: ...1 2 3 4 5 6 7 10 8 9 1 Sorter ...
Страница 381: ...1 A 3 4 5 12 13 15 9 10 11 6 7 8 16 2 14 13A J202 J202 J104 2 Covers ...
Страница 389: ... 6 Stapler Unit 1 5 4 3 6 2 7 8 9 10 7A 11 14 12 18 20 19 17 See P 4 33A 13 16 15 J102 J201 J103 J116 M4 MS3 ...