Brother DCP-B7535DW Service Manual

iii
Confidential
4.13.3 Communication error occurs .............................................................................. 2-114
4.13.4 Receive buffer full during receiving into memory ............................................... 2-114
4.14 Troubleshooting for Other Problems ............................................................................... 2-115
4.14.1 Cannot make print .............................................................................................. 2-115
4.14.2 Cannot update firmware ..................................................................................... 2-116
4.14.3 “Paper Low” message does not disappear ......................................................... 2-116
4.14.4 Message indicating that the report is full does not disappear ............................ 2-117
4.14.5 Paper tray cannot be recognized ....................................................................... 2-117
CHAPTER 3 DISASSEMBLY/REASSEMBLY
1. SAFETY PRECAUTIONS ............................................................................................................ 3-1
2. PACKING .................................................................................................................................... 3-2
3. SCREW CATALOGUE ................................................................................................................ 3-3
4. SCREW TORQUE LIST .............................................................................................................. 3-4
5. LUBRICATION ............................................................................................................................ 3-6
6. OVERVIEW OF GEARS .............................................................................................................. 3-7
7. HARNESS ROUTING .................................................................................................................. 3-9
8. DISASSEMBLY FLOW CHART ................................................................................................ 3-22
9. DISASSEMBLY PROCEDURE ................................................................................................. 3-23
9.1 Preparation ....................................................................................................................... 3-23
9.2 Cord hook ......................................................................................................................... 3-25
9.3 Back cover ........................................................................................................................ 3-26
9.4 Outer chute ASSY ............................................................................................................ 3-27
9.5 Front cover ASSY / Support flap ....................................................................................... 3-28
9.6 Side cover R ..................................................................................................................... 3-31
9.7 Fuser cover ....................................................................................................................... 3-32
9.8 Inner chute ASSY ............................................................................................................. 3-33
9.9 Side cover L / Speaker harness ASSY /
Handset holder ASSY (For models with Handset) ............................................................ 3-34
9.10 Document scanner unit ..................................................................................................... 3-37
9.11 ADF unit (For models with ADF) ....................................................................................... 3-40
9.11.1 ADF unit ............................................................................................................... 3-40
9.11.2 ADF cover ASSY / Document stopper ................................................................. 3-43
9.11.3 Document sub tray ............................................................................................... 3-44
9.11.4 Document separate roller ASSY .......................................................................... 3-46
9.11.5 ADF separation holder ASSY ............................................................................... 3-47
9.11.6 Second side CIS unit / Second side CIS flat cable
(Only for models with duplex scanning) ............................................................... 3-48
9.12 Document cover ASSY (For models without ADF) ........................................................... 3-53
9.13 Panel unit (For Touch panel models) ................................................................................ 3-55
9.13.1 Panel unit ............................................................................................................. 3-55

Brother DCP-B7535DW Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	2400 x 600 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	36 ppm
Direct printing	-
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology	10/100Base-T(X)
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 Client and Server, SNMPv1/v2c/v3, HTTP/HTTPS server, TFTP client and server, ICMP, Web Services (Print/Scan)
Supported network protocols (IPv6)	NDP, RA, DNS resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port9100, IPP/IPPS, SMTP Client, FTP Client and Server, SNMPv1/v2c/v3, HTTP/HTTPS server, TFTP client and server, ICMPv6, Web Services (Print/Scan)
Internal memory	128 MB
Card reader integrated	No
Sound pressure level (copying)	49 dB
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Copy speed (black, normal quality, A4)	36 cpm
Scan to	E-mail, FTP, File, Image, OCR
Scanner type	Flatbed & ADF scanner
Input color depth	30 bit
Output color depth	24 bit
Image formats supported	BMP, JPG, PNG, TIFF
Maximum scan resolution	19200 x 19200 DPI
Document formats supported	PDF, XPS
Optical scanning resolution	1200 x 1200 DPI
Printer fonts	PCL, PostScript
Printing colors	Black
Maximum duty cycle	15000 pages per month
Number of print cartridges	1
Page description languages	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
Custom media width	76.2 - 215.9 mm
Maximum print size	215 x 355 mm
Custom media length	127 - 355.6 mm
Paper tray media types	Plain paper, Recycled paper, Thin paper
Paper tray media weight	60 - 163 g/m²
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), 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
Display	LCD
Control type	Buttons
Product color	Gray
Market positioning	Home & office
AC input voltage	110 - 120 V
AC input frequency	50 - 60 Hz
Power consumption (off)	0.03 W
Power consumption (ready)	43.5 W
Power consumption (standby)	0.8 W
Power consumption (average operating)	450 W
Operating temperature (T-T)	10 - 32 °C
Operating relative humidity (H-H)	20 - 80 %

Weight and Dimensions

Depth	398.5 mm
Width	410 mm
Height	318.5 mm
Weight	11800 g