Brother MFC-L5700DW Service Manual

2-122
Confidential
4.13 Troubleshooting for Fax Problems
4.13.1 Fax cannot be sent
<User Check>
• Check that the line cord is inserted into the socket correctly.
• Check that the dial function setting (tone/pulse) is correct.
• Check that the fax document is set in the ADF correctly.
• Check that the handset curled cord is inserted into the socket correctly.
• Check that the handset is placed on the handset holder correctly.
• Check that the number to be dialed is saved correctly in the telephone directory.
• Check that the receiver's machine works normally or the function you want to perform is
equipped with the receiver's machine.
• Move the machine to the other place to check whether there is any noise source near
the machine.
• Replace the telephone line.
Step Cause Remedy
1
Connection failure of modem flat
cable
Reconnect the modem flat cable.
2 Connection failure of CIS flat cable Reconnect the CIS flat cable.
3
Connection failure of panel flat
cable
Reconnect the panel flat cable.
4
Connection failure of touch panel
flat cable
Reconnect the touch panel flat cable.
5
Connection failure of key PCB flat
cable
Reconnect the key PCB flat cable.
6
Connection failure of ADF cover/
document detection sensor PCB
harness
Reconnect the ADF cover/document
detection sensor PCB harness.
7
Document detection actuator
coming off
Reattach the document detection actuator.
8
First or second side CIS flat cable
failure
Replace the first or second side CIS flat
cable.
9 First or second side CIS unit failure Replace the first or second side CIS unit.
10 ADF drive gear failure Replace the ADF unit.
11 Document scanner unit failure Replace the document scanner unit.
12 Panel PCB failure Replace the panel PCB ASSY.
13 Touch panel failure Replace the touch panel ASSY.
14 Key PCB failure Replace the panel unit.
15 Modem PCB failure Replace the modem PCB ASSY.
16 Main PCB failure Replace the main PCB ASSY.

Brother MFC-L5700DW Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	7.2 s
Print speed (black, normal quality, A4/US Letter)	42 ppm
Display	LCD
Control type	Touch
Product color	Black
Display diagonal	3.7 \
Market positioning	Business
Digital sender	No
Maximum duty cycle	50000 pages per month
Number of print cartridges	1
Page description languages	BR-Script 3, Epson FX, IBM ProPrinter, PCL 5c, PCL 5e, PCL 6, PDF 1.3
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	999 copies
N-in-1 copy function (N=)	2, 4
Time to first copy (black, normal)	9.2 s
Copy speed (black, normal quality, A4)	42 cpm
Scan to	CIFS, Cloud, E-mail, E-mail Server, FTP, File, OCR, USB
Scan drivers	ICA, ISIS, SANE, TWAIN, WIA
Scanner type	Flatbed & ADF scanner
Input color depth	48 bit
Output color depth	24 bit
Input grayscale depth	16 bit
Output grayscale depth	8 bit
Image formats supported	JPEG, JPG, PNG, TIF, TIFF
Maximum scan resolution	19200 x 19200 DPI
Document formats supported	DOCX, HTM, HTML, PDF, PPTX, RTF, TXT, XLS, XLSX, XML, XPS
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Cables included	Phone
Bundled software	Nuance PaperPort SE with OCR for Windows, Presto! PageManager with OCR for Mac
Included cartridge capacity (black)	2000 pages
Email protocols	APOP, IMAP4, POP3, SMTP
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology	10/100Base-T(X)
Security algorithms	64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK
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/Port 9100, POP3, SMTP Client, IPP/IPPS, FTP Client and Server, CIFS Client, TELNET Server, SNMPv1/v2c/v3, HTTP/HTTPS Server, TFTP Client and Server, ICMP, Web Services (Print/Scan), SNTP Client, LDAP, IMAP4
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	150 sheets
Auto document feeder (ADF) input capacity	50 sheets
Paper tray media types	Bond paper, Envelopes, Labels, Letterhead, Plain paper, Recycled paper
Paper tray media weight	60 - 120 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
Multi-purpose tray media types	Envelopes, Legal, Letter
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 200 g/m²
Auto Document Feeder (ADF) media weight	60 - 105 g/m²
Card reader integrated	-
Sound pressure level (printing)	54 dB
Sustainability certificates	EPEAT Silver, ENERGY STAR
AC input voltage	120 V
AC input frequency	50 - 60 Hz
Power consumption (max)	1248 W
Power consumption (off)	0.03 W
Power consumption (ready)	36 W
Power consumption (sleep)	8.4 W
Power consumption (printing)	630 W
Power consumption (average operating)	- W
Energy Star Typical Electricity Consumption (TEC)	0.567 kWh/week
Storage temperature (T-T)	0 - 40 °C
Operating temperature (T-T)	10 - 32 °C
Storage relative humidity (H-H)	35 - 85 %
Operating relative humidity (H-H)	20 - 80 %
Quantity per pack	1 pc(s)

Weight and Dimensions

Depth	426.7 mm
Width	434.4 mm
Height	485.1 mm