Other Problems; The Machine Cannot Be Powered On; Memory Card/Pictbridge Does Not Function (No Response); Data Of Memory Card/Pictbridge Does Not Read - Brother MFC-J3520 Service Manual

4.10 Other Problems

4.10.1 The machine cannot be powered ON

User Check
- Insert the power cord securely.
Step
1 LCD PCB harness connection
failure
2 LCD harness connection
failure
3 LCD unit defective
4 Condenser defective on the
main PCB
5 Power supply PCB defective
6 Main PCB defective

4.10.2 Memory card/PictBridge does not function (no response)

User Check
- Check if the memory card is inserted correctly.
- Replace the USB cable.
- Check that memory card is compatible.
- Check that data form is compatible.
- Format the memory card.
- Load the latest firmware.
- Disconnect and insert again the power cord.
Step
1 Media cover not mounted in
place
2 Main PCB defective

4.10.3 Data of memory card/PictBridge does not read

User Check
- Check that memory card is compatible.
- Check that data form is compatible.
- Format the memory card.
- Load the latest firmware.
Step
1 Main PCB defective
Cause
Reconnect the LCD PCB harness.
Reconnect the LCD harness.
Replace the LCD unit.
Replace the condenser on the main PCB. (For
the judgment and replacement methods of
condenser defective, refer to
"REPLACEMENT OF CONDENSER ON THE
MAIN
Replace the power supply PCB ASSY.
Replace the main PCB ASSY.
Cause
Set the media cover into place in the case the
memory card won't be inserted smoothly.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
2-85
Solution
PCB".)
Solution
Solution
APPENDIX 4
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