Brother MFC-7320 Service Manual

5-26
Confidential
1.4.14 Acquisition of White Level Data (Function code 55)
<Function>
This function allows the machine to obtain white level data for the CIS unit and save it into the
EEPROM on the main PCB.
Note :
If you replace the FB unit, be sure to carry out this procedure.
<Operating Procedure>
(1) MFC7840W/7840N/7450/7440N/7340/7320
Press the 5 button twice in the initial stage of the maintenance mode.
DCP7045N/7040/7030
Press the or button several times. "MAINTENANCE 55" appears on the LCD, and
then press the OK button.
"Press START" will appear on the LCD.
(2) Press the Start button.
"SCANNER AREA SET" will appear on the LCD.
The machine saves the revision data into the EEPROM after a few seconds. Then, it
beeps for one seconds and returns to the initial stage of the maintenance mode.
1.4.15 Paper Feeding and Ejecting Test (Function code 67)
<Function>
This function allows you to check that a sheet of paper is fed and ejected correctly by printing
the grid pattern on a page, whose interval is 1cm.
<Operating Procedure>
(1) MFC7840W/7840N/7450/7440N/7340/7320
Press in order the 6 and 7 buttons in the initial stage of the maintenance mode.
DCP7045N/7040/7030
Press the or button. "MAINTENANCE 67" appears on the LCD, and then press the
OK button.
(2) The "PAPER FEED TEST" will appear. The test printing is started, and the grid pattern is
printed.
(3) Press the Stop/Exit button so that machine stops printing. Then, it beeps for one second
and returns to the initial stage of the maintenance mode.
Note :
• In the case that the front cover is opened, or that there is no paper in the tray during test
printing, the test printing is stopped.
• Continue being printed till the recording paper disappears as far as push the Stop / Exit
button or open the front cover.

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