Brother MFC-9340CDW Service Manual

2-117
Confidential
■ Faulty registration
-ADF
- Document scanner unit
■ Dark
Step Cause Remedy
1 Fine adjustment of scan start
position misalignment
Perform the fine adjustment of scan start
position. (Function code 54)
2 First side document scanning
position actuator catching on
some position
Re-assemble the first side document
scanning position actuator.
3 Second side document
scanning position actuator
catching on some position
Re-assemble the second side document
scanning position actuator.
Step Cause Remedy
1 Fine adjustment of scan start
position misalignment
Perform the fine adjustment of scan start
position. (Function code 54)
2 First side CIS unit failure Replace the first side CIS unit.
<User Check>
- Check whether the setting of the contrast does not become dark.
- Clean the document hold.
Step Cause Remedy
1 White level calibration data
failure
Perform the acquisition of white level data.
(Function code 55)
2 First side or second side CIS
unit failure
Replace the first side or second side CIS
unit.
3 Main PCB failure Replace the main PCB ASSY.

Brother MFC-9340CDW Specifications

Printing Specifications

print speed (black)	up to 23 ppm
print speed (color)	up to 23 ppm
print resolution	up to 600 x 2400 dpi
automatic duplex printing	Yes

Copying Specifications

copy speed (black)	up to 23 cpm
copy speed (color)	up to 23 cpm
copy resolution	600 x 600 dpi
copy reduction/enlargement	25% - 400% in 1% increments

Scanning Specifications

scanner type	Color Flatbed with ADF
document glass size	8.5” x 11.7”
scan resolution (optical)	1200 x 2400 dpi
scan resolution (interpolated)	19200 x 19200 dpi

Fax Specifications

fax modem	33.6k bps
fax page memory	up to 500 pages
speed dial locations	200

Memory and Interfaces

memory (standard/max)	192MB / 192MB
standard interfaces	Wireless 802.11b/g/n, Ethernet, Hi-Speed USB 2.0
usb direct interface	Yes

Supplies and Accessories

black toner cartridge yield	2, 500 pages
cyan toner cartridge yield (standard)	1, 400 pages
magenta toner cartridge yield (standard)	1, 400 pages
yellow toner cartridge yield (standard)	1, 400 pages
cyan toner cartridge yield (high capacity)	2, 200 pages
magenta toner cartridge yield (high capacity)	2, 200 pages
yellow toner cartridge yield (high capacity)	2, 200 pages
drum unit yield	15, 000 pages
belt unit yield	50, 000 pages
waste toner box yield	50, 000 pages
multi-purpose paper	Letter, 500 sheets