Overcurrent Has Been Detected In The Device Connected To The Usb Terminal; An Usb Hub Is Connected To The Usb Terminal; The Front Cover Sensor Detected An Open; Separation Pad Counter Has Exceeded The Upper Limit - Brother ADS-1000W Service Manual

4.1.7 Overcurrent has been detected in the device connected to the USB terminal.

The USB device connected to the USB terminal is not supported.

An USB hub is connected to the USB terminal.

<User Check>
• Disconnect the device or USB hub connected to the USB terminal.
Step
1 Main PCB failure
4.1.8 The front cover sensor detected an open front cover.
<User Check>
• Close the front cover correctly.
Step
1 Front cover actuator coming off Reattach the front cover actuator.
2 Front cover sensor coming off
Connection failure of the front
3
cover sensor harness
4 Front cover sensor failure
5 Panel PCB failure
6 Main PCB failure

4.1.9 Separation pad counter has exceeded the upper limit.

Pick-up roller counter has exceeded the upper limit.

Both of separation pad counter and pick-up roller counter have exceeded the
upper limit.
<User Check>
• Replace the separation pad ASSY and reset the separation pad counter.
• Replace the pick-up roller and reset the pick-up roller counter.
Step
1 Main PCB failure

4.1.10 The top cover was opened when a card was set.

<User Check>
• Close the top cover correctly.
Step
Card detection actuator caught
1
in sections of the machine
2 Card detection sensor failure
3 Main PCB failure
Cause
Replace the main PCB ASSY.
Cause
Reattach the front cover sensor.
Reconnect the front cover sensor harness.
Replace the cover switch ASSY.
Replace the panel unit.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
Cause
Reattach the card detection actuator.
Replace the card detection sensor PCB ASSY.
Replace the main PCB ASSY.
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Remedy
Remedy
Remedy
Remedy
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