Troubleshooting For Other Problems; Machine Is Not Turned On; Unusual Noise Is Generated From The Machine; Data Cannot Be Saved In The Usb Memory - Brother ADS-2000 Service Manual

4.6

Troubleshooting for Other Problems

4.6.1 Machine is not turned ON

<User Check>
- Connect the AC cord correctly.
Step
Connection failure of the panel PCB
1
harness
Connection failure of the top cover
2
sensor harness
3 Top cover sensor failure
4 Panel PCB failure
5 Power supply PCB failure
6 Main PCB failure

4.6.2 Unusual noise is generated from the machine

<User Check>
- Check that the front cover is closed correctly.
Step
Possible cause differs depending
1 on the location. Identify the location
with the problem.
2 Bent or defective part

4.6.3 Data cannot be saved in the USB memory

<User Check>
- Check that the USB memory is inserted into the USB terminal correctly.
- Replace the USB memory and try saving data again.
Step
1 Rubber key attachment failure
2 Rubber key failure
3 Panel PCB failure
4 Main PCB failure
Cause
Reconnect the panel PCB harness.
Reconnect the top cover sensor harness.
Replace the top cover sensor ASSY.
Replace the panel PCB ASSY.
Replace the power supply PCB ASSY.
Replace the main PCB ASSY.
Cause
When the location with the problem is
identified, check for any foreign object
around that location.
Replace the part.
Cause
Reattach the rubber key.
Replace the rubber key.
Replace the panel PCB ASSY.
Replace the main PCB ASSY.
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Remedy
Remedy
Remedy
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