Brother ADS-2000e, Service Manual

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Confidential
4.1.4 A non-supported USB device is connected to the USB terminal.
A USB device with a built-in hub is connected to the USB terminal.
A USB device not within the specifications is connected to the USB terminal,
resulting in overcurrent.
4.1.5 The scanned data has exceeded the built-in memory capacity.
4.1.6 The first side or second side CIS flat cable is not connected correctly.
4.1.7 An error occurred during access to the DRAM in the main PCB ASSY.
Program error
An error occurred in the ROM checksum.
Write error in the EEPROM of the main PCB.
4.1.8 The country code was not entered correctly.
<User Check>
- Remove the USB device.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
<User Check>
- Perform scanning by dividing the document.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1
Connection failure of the first
side or second side CIS flat
cable Reconnect the first side or second side CIS flat
cable.
2
First side or second side CIS
unit failure Replace the first side or second side CIS unit.
3 Main PCB failure Replace the main PCB ASSY.
<User Check>
- Turn the power switch OFF and then ON again.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 The country code is not correct. Enter the correct country code.
2 Main PCB failure Replace the main PCB ASSY.