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Brother MFC-8370DN Service Manual

Brother MFC-8370DN
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3-32
Confidential
Error code AF
CCD model
CIS model
Document Scanner home position sensor is not turned off.
Error code B0
FFC for scanner module is not connected correctly or failure of the document scanner unit.
* This error is indicated on the LCD in the maintenance mode.
Scanner Locked
Open the Document Cover and release Scanner lock lever. Press Stop
key.
Scan Unable
See Troubleshooting and routine maintenance chapter in User's
Guide.
<User Check>
Check that the scanner lock lever is unlocked.
- CCD model
Step Cause Remedy
1
Home position sensor harness not
connected correctly
Reconnect the home position sensor
harness.
2 Drive PCB failure Replace the drive PCB.
3 Belt broken Replace the belt.
4 Home position sensor failure Replace the home position sensor.
5 Scanner motor failure Replace the scanner motor.
6 Main PCB failure Replace the main PCB ASSY.
- CIS model
Step Cause Remedy
1 FFC cable not connected correctly Reconnect the FFC cable.
2 Drive PCB failure Replace the drive PCB.
3 Document scanner unit failure Replace the document scanner unit.
4 Main PCB failure Replace the main PCB ASSY.
Scanner Error
Step Cause Remedy
1
Harness for scanner module not
connected correctly.
Reconnect the harness for the CCD unit
correctly. (CCD model)
Reconnect the harness for the document
scanner unit correctly. (CIS model)
2 Scanner harness broken Replace the FFC cable ASSY.
3 Main PCB failure Replace the main PCB ASSY.

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Brother MFC-8370DN Specifications

General IconGeneral
Duplex printingYes
Print technologyLaser
Maximum resolution1200 x 1200 DPI
Time to first page (black, normal)8.5 s
Print speed (black, normal quality, A4/US Letter)28 ppm
Input color depth48 bit
Optical scanning resolution600 x 2400 DPI
Copier resize25 - 400 %
Maximum copy resolution1200 x 600 DPI
Maximum number of copies99 copies
N-in-1 copy function (N=)2, 4, 9, 16, 25
Copy speed (black, normal quality, A4)28 cpm
FaxingMono faxing
Fax memory500 pages
Modem speed33.6 Kbit/s
Total input capacity250 sheets
Total output capacity150 sheets
Multi-Purpose tray input capacity50 sheets
Auto document feeder (ADF) input capacity20 sheets
DisplayLCD
Product colorGrey, White
Market positioningHome & office
Display number of lines2 lines
Display number of characters16
Card reader integrated-
Sound power level (standby)30 dB
Sound pressure level (printing)56 dB
Paper tray media typesBond paper, Envelopes, Labels, Plain paper, Recycled paper, Transparencies
Non-ISO print media sizesExecutive
ISO A-series sizes (A0...A9)A4, A5, A6
ISO B-series sizes (B0...B9)B5
Maximum ISO A-series paper sizeA4
Multi-Purpose Tray media weight60 - 163 g/m²
Standard interfacesEthernet, USB 2.0
USB 2.0 ports quantity1
Dimensions (WxDxH)531 x 451 x 475 mm
All-in-one functionsCopy, Fax, Scan
Color all-in-one functionsScan
Power consumption (standby)85 W
Power consumption (average operating)680 W
Package weight21100 g
Digital senderNo
Maximum duty cycle- pages per month
Weight and Dimensions IconWeight and Dimensions
Depth443 mm
Width390 mm
Height442 mm

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