5-50
E3-01: Toner bottle motor rotation
When the toner bottle motor drives to the toner bottle position and the
toner bottle home position sensor is not detected.
Does the toner bottle motor rotate
NO
Bottle motor connector is shorted or broken
in manual toner addition mode?
Bottle motor drive mechanism is defective.
YES
Bottle motor is defective.
AC driver PCB is defective.
CPU PCB is defective.
Is DC5V detected on the bottle home
NO
Is DC5V detected on control panel CN401-13 ?
position sensor connector SN10-1 ?
YES: Bottle motor home position sensor
connector is shorted or broken.
YES
NO: Check all DC5V lines.
Does CN104-5 (signal of CPU PCB)
NO
Bottle motor home position sensor connector
or CN401-11 (of control panel CPU PCB)
is shorted or broken.
change when the toner bottle home position
Sensor mounting position is incorrect
.
sensor is turned ON/OFF?
Bottle motor home position sensor is defective.
YES
Harness is defective. (between control panel
CPU and main CPU PCB)
CN401 is shorted or broken (on control panel
CPU PCB).
CPU PCB is defective.
E3-03: Toner density sensor gain
When the toner density gain is adjusted, toner density sensor standard signal level is not detected.
Is DC24V detected on toner density
NO
Check DC24V of CPU PCB CN7-7.
sensor connector CN-2 ?
YES
Is the toner density sensor signal
NO
Is DC24V detected on CPU PCB CN7-7 ?
detected on CPU PCB CN7-8 ?
YES: Toner density sensor is defective.
YES
NO:
Toner density sensor connector is shorted
or broken.
Is toner density level standard
NO
Replace the developer material and re-adjust
(3.5% +/-0.5)?
the toner density.
YES
CPU PCB is defective.
Содержание FP-7818
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...