Brother MFC-7320 Service Manual

1-17
Confidential
■ Error code 8A
Paper jam in Tray 1 (T1) (It is detects by the registration front sensor)
■ Error code 8D
Paper jam near paper eject tray (When power on, it is detects by the eject sensor.)
Jam Tray
Remove the jammed paper from Tray.
User Check
• Check if the paper is jammed in the tray. If jammed, remove it.
• Adjust the paper guide corresponding to the paper size.
• Check if too much paper is loaded in the tray.
Step Cause Remedy
1
Harness connection failure of
registration front sensor PCB
ASSY
Check the harness connection of the
registration front sensor PCB ASSY in the
appropriate tray, and reconnect it.
2 Paper feed roller worn out Replace the paper feed roller.
3
Registration front sensor PCB
failure
Check the sensor performance following
the procedure described in "Maintenance
mode 32". If any problem occurs, replace
the registration front sensor PCB ASSY.
4 Main PCB failure Replace the main PCB ASSY.
Cover is open
Open the Back cover and remove the jammed paper, or close the
Fuser Cover.
User Check
• Remove the jammed paper near the paper eject tray or the back cover.
• Close the fuser cover.
Step Cause Remedy
1
Paper eject actuator not operating
smoothly catching in some
position.
Re-assemble the paper eject actuator.
Ensure the paper eject sensor operates
smoothly.
2 Eject sensor PCB ASSY failure Replace the eject sensor PCB ASSY.
3 Main PCB failure Replace the main PCB ASSY.

Brother MFC-7320 Specifications

General

Print technology	Laser
Maximum resolution	2400 x 600 DPI
Time to first page (black, normal)	10 s
Print speed (black, normal quality, A4/US Letter)	18 ppm
Copier resize	25 - 400 %
PC free copying	Yes
Maximum copy resolution	600 x 600 DPI
Copy speed (black, normal quality, A4)	11 cpm
Faxing	Mono faxing
Fax memory	400 pages
Fax speed dialing (max numbers)	200
Total input capacity	250 sheets
Total output capacity	100 sheets
Multi-Purpose tray input capacity	1 sheets
Auto document feeder (ADF) input capacity	35 sheets
Sound power level (standby)	32 dB
Sound pressure level (printing)	53 dB
Standard interfaces	USB 2.0
Dimensions (WxDxH)	428 x 396 x 304 mm
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	scan, n
Compatible operating systems	Windows Vista, XP (32 & 64 bit); Windows 2000, Mac OS X 10.2.4 en recenter Linux printer driver
Power consumption (standby)	75 W
Power consumption (PowerSave)	9 W
Power consumption (average operating)	320 W
Display	LCD
Market positioning	Home & office
Media weight (tray 1)	60 - 105 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Bundled software	ScanSoft Paperport 11 SE+OCR, Newsoft Presto!, PageManager7 (Mac)
Package weight	14.900 g
Grayscale levels	256
Input color depth	24 bit
Sustainability certificates	ENERGY STAR