Brother DCP-L2552DN User Manual

2-86
Confidential
 Dark
 Poor fixing
<User Check>
• Check the usage environment of the machine. Using the machine in
hot-humid or cold-dry conditions can cause this problem.
• If a new toner cartridge has been detected, check that it was not
replaced with another toner cartridge.
• Execute density adjustment from the control panel.
• Clean the corona wire of the drum unit.
• Replace the drum unit with a new one.
• Replace the toner cartridge with a new one.
Step Cause Remedy
1
Dirt on the electrodes of the
drum unit and those of the
machine
Clean the electrodes of the drum unit and
those of the machine. (Refer to Fig. 2-12 (P2-
56) and Fig. 2-13 (P2-56).)
2
Wrong adjusted value of the
laser unit entered
Refer to “3.1 Entering Adjusted Value of
Laser Unit” in Chapter 4, and enter the
adjusted value of the laser unit correctly.
3
Dirt on the electrodes of the
high-voltage power supply PCB
Clean the electrodes of the high-voltage
power supply PCB.
4 Fuser unit failure Replace the fuser unit.
5
High-voltage power supply
PCB failure
Replace the high-voltage power supply PCB
ASSY.
6 Laser unit failure Replace the laser unit.
7 Main PCB failure Replace the main PCB ASSY.
<User Check>
• Check the usage environment of the machine. Using the machine in
hot-humid or cold-dry conditions can cause this problem.
• Clean the corona wire of the drum unit.
• Replace the drum unit with a new one.
• Replace the toner cartridge with a new one.
Step Cause Remedy
1
Dirt on the electrodes of the
drum unit and those of the
machine
Clean the electrodes of the drum unit and
those of the machine. (Refer to Fig. 2-12 (P2-
56) and Fig. 2-13 (P2-56).)
2
Dirt on the electrodes of the
toner cartridge and those of
the machine
Clean the electrodes of the toner cartridge
and those of the machine. (Refer to Fig. 2-12
(P2-56) and Fig. 2-16 (P2-84).)
3 Fuser unit failure Replace the fuser unit.
4
High-voltage power supply
PCB failure
Replace the high-voltage power supply PCB
ASSY.
5
Low-voltage power supply
PCB failure
Replace the low-voltage power supply PCB
ASSY.
6 Laser unit failure Replace the laser unit.
7 Main PCB failure Replace the main PCB ASSY.

Brother DCP-L2552DN Specifications

General

N-up printing	2, 4, 9, 16, 25
Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	34 ppm
Duplex print speed (black, normal quality, A4/US Letter)	16 ppm
Processor frequency	600 MHz
Card reader integrated	No
Sound pressure level (standby)	30 dB
Sound pressure level (printing)	49 dB
Sound pressure level (quiet mode)	44 dB
Cabling technology	10/100Base-T(X)
Security algorithms	SMTP-AUTH, SNMPv3, SSL/TLS
Ethernet LAN data rates	10, 100 Mbit/s
Mobile printing technologies	Apple AirPrint, Brother iPrint & Scan, Google Cloud Print, Mopria Print Service
Supported network protocols (IPv4)	ARP, RARP, BOOTP, DHCP, APIPA(Auto IP), WINS/NetBIOS name resolution, DNS Resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port9100, SMTP Client, IPP/IPPS, FTP Server, SNMPv1/v2c/v3, HTTP/HTTPS server, TFTP client and server, ICMP, Web Services (Print), SNTP Client
Supported network protocols (IPv6)	NDP, RA, DNS resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port9100, IPP/IPPS, SMTP Client, FTP Server, SNMPv1/v2c/v3, HTTP/HTTPS server, TFTP client and server, ICMPv6, SNTP Client, Web Services (Print)
Direct printing	-
Display	LCD
Control type	Buttons
Product color	Black
Market positioning	Home & office
Display number of lines	2 lines
Display number of characters	16
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4
Time to first copy (black, normal)	10 s
Copy speed (black, normal quality, A4)	34 cpm
Package depth	517 mm
Package width	580 mm
Package height	434 mm
Package weight	14700 g
Included cartridge capacity (black)	1200 pages
Scan to	E-mail, FTP, File, Image, OCR
Scan drivers	SANE, TWAIN
Grayscale levels	256
Output color depth	24 bit
Output grayscale depth	8 bit
Maximum scan resolution	19200 x 19200 DPI
Recommended monthly print volume	2000 pages
PCL fonts	94
Printer fonts	PCL, PostScript
Maximum duty cycle	15000 pages per month
Recommended duty cycle	0 - 2000 pages per month
Number of PostScript fonts	66
Number of print cartridges	1
Page description languages	BR-Script 3, PCL 6, PDF 1.7, PostScript 3
Total input capacity	250 sheets
Total output capacity	120 sheets
Multi-Purpose tray input capacity	1 sheets
Auto document feeder (ADF) input capacity	50 sheets
Mac operating systems supported	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Server operating systems supported	Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Windows operating systems supported	Windows 10, Windows 7, Windows 8
Custom media length	127 - 355.6 mm
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
Paper tray media weight	60 - 163 g/m²
Non-ISO print media sizes	Executive (184 x 267mm), Letter (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 230 g/m²
Auto Document Feeder (ADF) media weight	64 - 105 g/m²
Power consumption (max)	475 W
Power consumption (off)	0.03 W
Power consumption (sleep)	6.2 W
Power consumption (standby)	42 W
Power consumption (printing)	260 W
Power consumption (average operating)	- W
Energy Star Typical Electricity Consumption (TEC)	1348 kWh/week
Sustainability certificates	Nordic Swan Ecolabel, Blue Angel, ENERGY STAR

Weight and Dimensions

Depth	398.5 mm
Width	410 mm
Height	318.5 mm
Weight	11600 g