5-47
Troubleshooting
E1-21: Mirror ratio drive
When the mirror stepping motor drives to the mirror home position sensor
and is not detected within a predetermined time.
Does the mirror unit move when the
NO
Mirror stepping motor connector is shorted or
power switch is turned ON?
broken.
YES
CN-115 or CN-123 (of LVPS PCB) is shorted or
broken.
Mirror drive mechanism is defective.
Mirror stepping motor is defective.
CPU PCB is defective.
Is DC5V (output signal) detected on the
NO
Is DC5V detected on the CN11-3 of the CPU
Mirror position sensor connector CN-1 ?
PCB?
YES
YES: Home position sensor connector is
shorted or broken.
NO:
Check all DC5V lines.
Does CN11-2 (output signal of CPU PCB)
NO
Home position sensor connector is shorted or
change when the home position sensor is turned
broken.
ON/OFF.
Home position sensor mounting position is
incorrect.
Home position sensor is defective.
YES
CPU PCB is defective.
E1-23: F8-02 mis-input
Measurement input for adjusting the
Input the average measurement correctly.
original registration
Adjust F8-01 and F8-02 again.
E1-32: Auto original density detection
When the auto original density signal is not detected, or the auto original density
can not be adjusted.
Is original density sensor dirty?
YES
Clean the original density sensor.
NO
Is DC10V signal detected on CN11-12 CPU
YES
Original density sensor connector is shorted or
PCB?
broken.
Original density sensor is defective.
NO
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...