Brother MFC-8370DN Service Manual

3-5
Confidential
2. DISTINGUISH ERROR CAUSE
2.1 ERROR INDICATION
To help the user or the service personnel promptly locate the cause of a problem (if any), the
facsimile equipment incorporates the self-diagnostic functions which display error messages
for machine errors and communications errors.
For the communications errors, the machine also prints out the transmission verification
report and the communications list.
2.1.1 Error messages appearing on the LCD
Error Message Type of Error Action
Refer
to
Access Error The device is removed
from the USB direct
interface while the data is
processing.
Press Stop/Exit. Reinsert the device
and try to print with Direct Print.
-
BT call sign
(U.K. only)
The BT call sign is on. Set BT call sign to off.
-
Cartridge Error The toner cartridge is not
installed properly.
Pull out the drum unit, take out the
toner cartridge, and put it back into
the drum unit again.
3-35
Comm.Error Poor telephone line quality
caused a communication
error.
Send the fax again or connect the
machine to another telephone line. 3-65
Connection Fail You tried to poll a fax
machine that is not in
Polled Waiting mode.
Send the fax again.
-
Cooling Down
Wait for a while
The temperature of the
drum unit or toner cartridge
is too hot. The machine will
pause its current print job
and go into cooling down
mode. During the cooling
down mode, you will hear
the cooling fan running
while the LCD shows
Cooling Down, and Wait
for a while.
Make sure that you can hear the fan
in the machine spinning and that the
exhaust outlet is not blocked by
something.
If the fan is spinning, remove any
obstacles that surround the exhaust
outlet, and then leave the machine
turned on but do not use it for several
minutes.
3-20
Cover is Open The front cover is not
closed completely.
Close the front cover of the machine.
3-28
Cover is Open The fuser cover is not
closed completely or paper
was jammed in the back of
the machine when you
turned on the power.
Close the fuser cover of the machine.
Make sure paper is not jammed
inside the back of the machine, and
then close the fuser cover.
3-16
Cover is Open The ADF cover is not
closed completely.
Close the ADF cover of the machine.
3-29
Disconnected The other person or other
person’s fax machine
stopped the call.
Try to send or receive again.
3-73

Brother MFC-8370DN Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	28 ppm
Input color depth	48 bit
Optical scanning resolution	600 x 2400 DPI
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4, 9, 16, 25
Copy speed (black, normal quality, A4)	28 cpm
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	20 sheets
Display	LCD
Product color	Grey, White
Market positioning	Home & office
Display number of lines	2 lines
Display number of characters	16
Card reader integrated	-
Sound power level (standby)	30 dB
Sound pressure level (printing)	56 dB
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper, Transparencies
Non-ISO print media sizes	Executive
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Standard interfaces	Ethernet, USB 2.0
USB 2.0 ports quantity	1
Dimensions (WxDxH)	531 x 451 x 475 mm
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	Scan
Power consumption (standby)	85 W
Power consumption (average operating)	680 W
Package weight	21100 g
Digital sender	No
Maximum duty cycle	- pages per month

Weight and Dimensions

Depth	443 mm
Width	390 mm
Height	442 mm