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Brother MFC-J6920DW Service Manual

Brother MFC-J6920DW
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Confidential
2-85
4.10 Other Problems
4.10.1 The machine cannot be powered ON
User Check
- Insert the power cord securely.
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.
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 Cause Solution
1 LCD PCB harness connection
failure
Reconnect the LCD PCB harness.
2 LCD harness connection
failure
Reconnect the LCD harness.
3 LCD unit defective Replace the LCD unit.
4 Condenser defective on the
main PCB
Replace the condenser on the main PCB. (For
the judgment and replacement methods of
condenser defective, refer to APPENDIX 4
"REPLACEMENT OF CONDENSER ON THE
MAIN PCB".)
5 Power supply PCB defective Replace the power supply PCB ASSY.
6 Main PCB defective Replace the main PCB ASSY.
Step Cause Solution
1 Media cover not mounted in
place
Set the media cover into place in the case the
memory card won't be inserted smoothly.
2 Main PCB defective Replace the main PCB ASSY.
Step Cause Solution
1 Main PCB defective Replace the main PCB ASSY.

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Brother MFC-J6920DW Specifications

General IconGeneral
Typeall in one
Tray Capacity500
Automatic Document Feeder Capacity35 sheets
Paper Size11" x 17"
Paper Handlingup to 500 sheets
Color Print Speed20 pages per minute
Mono Print Speed22 pages per minute
Print Resolution Monoup to 6000 x 1200
Print Resolution Colorup to 6000 x 1200
Scanner Typeflatbed
Scan Resolutionup to 2400 x 1200
Copier Resolution Monoup to 2400 x 1200
Copier Resolution Colorup to 2400 x 1200
Fax Functionyes
Cartridgeslc103bk/c/m/y
Number Of Cartridges4
Internal Memoryno
Memory Cardyes
Networkwireless
Connectivityusb
OS Compatibilitypc: windows server 2003, server 2003 r2, server 2008, server 2008 r2, server 2012, xp home, xp professional, vista, 7 or 8, mac: os x v10.6x, 10.7x or 10.8x
Mobile Devices Connectionyes
Weight and Dimensions IconWeight and Dimensions
Height21.9 inches
Width17 inches
Net Weight36.4 pounds

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