Boards
SM 6-179 B234/B235/B236/D101/D102/D103
Detailed
Descriptions
IPU
Number Monitored Signal
LED 1 (Green)
LED 2 (Green)
Monitors Printer
Flashes: ICs operating normally for image processing.
Off: Operation failure.
LED 3 (Red)
LED 4 (Red)
LED 5 (Red)
Monitors Scanner
Flashes: ICs operating normally for image processing.
Off: Operation failure.
LED 6 (Green)
DC5VL monitoring
On: Normal
LED 7 (Red)
DC5VE monitoring
On: Normal
Controller Board
LED Color Comments
10 Green Power on.
9 Red Flashing: Stand by
On: Operating BIOS
Off: Operating OS
8 Red
7 Red
6 Red
5 Red
4 Red
3 Red
2 Red
1 Red
While upgrading the firmware from the SD card inserted in the
controller slot, each LED lights red as the download progresses.
All LEDs light and remain on after the download is completed.
ADF Main Board LEDs : ON : Blinking
LED100 LED101 LED102
— — Entrance Sensor Jam
—
— Registration Sensor Jam
— Exit Sensor Jam
— —
Inverter Sensor Jam
—
Jammed paper not removed:
Between entrance sensor + registration sensor
Jammed paper not removed: On the exposure glass
— — Feed-in Motor Abnormal
—
— Transport Motor Abnormal
— —
Feed-out Motor Abnormal
— Pick-up Motor Abnormal
—
Bottom Plate Motor Abnormal
DF Position (Open)
—
APS Sensor ON
— — Normal
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