Brother ADS-2600W, Service Manual

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Confidential
4.7 Troubleshooting for Other Problems
4.7.1 Machine does not turn ON
4.7.2 Unusual noise is coming from the machine
4.7.3 Cannot save data in USB flash memory
4.7.4 Cannot reset counters for periodic replacement parts
<User Check>
- Connect the AC power cord correctly.
Step Cause Remedy
1
Connection failure of the panel PCB
harness Reconnect the panel PCB harness.
2
Connection failure of the top cover
sensor harness Reconnect the top cover sensor harness.
3 Top cover sensor failure Replace the top cover sensor ASSY.
4 Panel PCB failure Replace the panel PCB ASSY.
5 Power supply PCB failure Replace the power supply PCB ASSY.
6 Main PCB failure Replace the main PCB ASSY.
<User Check>
- Check that the front cover is closed correctly.
Step Cause Remedy
1
Possible cause differs depending
on the location. Identify the location
with the problem. When the location with the problem is
identified, check if there is a foreign object
around that location.
2 Insufficient grease on parts Re-grease the parts.
3 Bent or defective part Replace the part.
<User Check>
- Check that the USB flash memory is inserted into the USB terminal correctly.
- Replace the USB flash memory and try saving data again.
- Check that the USB flash memory is not write-protected.
Step Cause Remedy
1 Rubber key attachment failure Reattach the rubber key.
2 Rubber key failure Replace the rubber key.
3 Panel PCB failure Replace the panel PCB ASSY.
4 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 Counter reset failure Reset counter again.
2 Main PCB failure Replace the main PCB ASSY.