Brother HL-5340D HL-5350DN HL-5350DNLT HL-5370DW HL-5370DWT HL-538DN Service Manual


Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present service manual Brother HL-5340D HL-5350DN HL-5350DNLT HL-5370DW HL-5370DWT HL-538DN contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

CHAPTER 1. SPECIFICATIONS
1. COMPONENTS
2. SPECIFICATIONS LIST
2.1 Printing
2.2 Functions
2.3 Electronics and Mechanics
2.4 Network Connectivity
2.5 Service Information
2.6 Paper
2.6.1 Paper handling
2.6.2 Media specifications
2.6.3 Type and size of paper
2.7 Printable Area
2.8 Print Speeds with Various Settings

CHAPTER 2. THEORY OF OPERATION
1. OVERALL
1.1 General Block Diagram
2. ELECTRONICS
2.1 General Block Diagram
3. MECHANICS
3.1 Cross-section Drawing
3.2 Cross-section Drawing
3.2.1 Plate-up Function of the Paper Tray
3.2.2 Paper supply
3.2.3 Paper registration
3.2.4 Paper eject
3.2.5 Duplex printing
3.2.6 Paper feeding from the MP tray
3.2.7 Paper feeding from the LT tray (Tray 2 / Tray 3)
3.3 Toner Cartridge
3.3.1 Methods for Detecting and Counting Toner Life
3.3.2 Cartridge life
3.3.3 New toner detection
3.4 Print
3.4.1 Basic Principle
3.4.2 Print Process
3.5 Sensors position

CHAPTER 3. ERROR INDICATION AND TROUBLESHOOTING
1. INTRODUCTION
1.1 Precautions
1.2 Part names
1.3 Initial Check
2. DISTINGUISH ERROR CAUSE
2.1 LED indication (LED model)
2.1.1 LED indication at Operator Calls
2.1.2 LED indication at Service Calls
2.2 Error Message (LCD model)
2.2.1 Operator calls
2.2.2 Error indication at Service Calls
2.3 Error Cause and Remedy
3. PAPER FEEDING PROBLEMS
3.1 No Feeding
3.2 Double Feeding
3.3 Paper Jam
3.4 Dirt on Paper
3.5 Wrinkles or creases
3.6 Waves in the paper / folds in the paper at the eject roller 2
3.8 Prints only single side of the paper when duplex-printing
4. IMAGE DEFECT TROUBLESHOOTING
4.1 Image Defect Examples
4.2 Diameter of Rollers
4.3 Troubleshooting Image Defect
5. SOFTWARE SETTING PROBLEMS
6. NETWORK PROBLEMS

CHAPTER 4. PERIODIC MAINTENANCE
1. PERIODIC MAINTENANCE PARTS
1.1 Periodical Replacement Parts
1.2 Procedures to Replace Periodical Replacement Parts
1.2.1 Fuser unit and laser unit
1.2.2 Paper feeding kit for tray 1, 2, 3
1.2.3 Paper feeding kit for MP tray

CHAPTER 5. DISASSEMBLY/REASSEMBLY
1. SAFETY PRECAUTIONS
2. PACKING
3. SCREW TORQUE LIST
4. LUBRICATION
5. GEAR LAYOUT DRAWING
6. HARNESS ROUTING
7. DISASSEMBLY FLOW CHART
8. DISASSEMBLY PROCEDURE
8.1 Paper Tray
8.2 Back Cover
8.3 Rear Chute ASSY
8.4 Fuser Unit
8.5 Tray MP ASSY
8.6 MP Tray Cover ASSY/Process Cover ASSY/Emblem cover
8.7 Access Cover/Side Cover L
8.8 Main PCB
8.9 Side Cover R
8.10 Top Cover Printed ASSY (LED model)
8.10.1 Panel PCB ASSY
8.10.2 SW Key A/B
8.10.3 Inner Chute/Pinch Roller Holder
8.11 Top Cover Printed ASSY/Panel Plate Printed ASSY (LCD model)
8.11.1 Inner Chute/Pinch Roller Holder
8.11.2 Panel PCB ASSY
8.11.3 SW Key A/B/C /Set Key Printed ASSY
8.11.4 LCD Holder ASSY
8.12 Gear Plate Calking ASSY/Develop Joint/Main Motor ASSY
8.13 Main Shield Plate ASSY
8.14 Relay Rear PCB ASSY/Connector
8.15 Relay Front PCB ASSY
8.16 Drive Release Link
8.17 MP Solenoid ASSY
8.18 T1 Solenoid ASSY
8.19 Toner Sensor PCB
8.20 Register Solenoid ASSY
8.21 Ejector Solenoid ASSY
8.22 Interlock SW ASSY
8.23 New Toner Actuator
8.24 Gear 17/20/23
8.25 Filter
8.26 Laser Unit
8.27 PS PCB Unit
8.28 High-Voltage PS PCB ASSY
8.29 Wireless PCB (PCB T60H989 ASSY 04) (Wireless LAN model)
8.30 Toner LED PCB Unit ASSY
8.31 Fan Motor 60 Unit
8.32 Fan Motor 60 Unit LV
8.33 FRAME L ASSY
8.34 MP Unit
8.35 Regist Actuator Rear/Regist Actuator Spring
8.36 Regist Actuator Front/Regist Actuator Spring
8.37 Roller Holder ASSY
8.38 PE Actuator/Edge Actuator/Edge Actuator Spring
8.39 PE EG Sensor ASSY
9. DISASSEMBLY PROCEDURE (LT-5300)
9.1 Paper Tray
9.2 LT Front Cover ASSY
9.3 LT Rear Cover
9.4 LT Side Cover L
9.5 LT Side Cover R
9.6 LT PCB ASSY
9.7 Connector: 55533-1219
9.8 Connector: 54702-1219
9.9 Gear 24 LT
9.10 Collar 6
9.11 LT Solenoid ASSY
9.12 Roller Holder ASSY
9.13 Edge Actuator Spring
9.14 PE Actuator , Edge Actuator
9.15 LT Sensor PCB ASSY

CHAPTER 6. ADJUSTMENTS AND UPDATING OF SETTINGS, REQUIRED AFTER PARTS REPLACEMEN
1. IF YOU REPLACE THE MAIN PCB
2. IF YOU REPLACE THE WIRELESS LAN PCB
3. IF YOU REPLACE THE PERIODICAL MAINTENANCE PARTS

CHAPTER 7. SERVICE MODE
1. CONTROL PANEL
1.1 List of service support functions
1.2 User Mode
1.3 Service Mode
2. HIDDEN FUNCTION MENUS
2.1 Professional Menu
2.2 Reset Parts Life Menu
2.3 Service Menu
3. OTHER SERVICE FUNCTIONS
3.1 Wireless LAN setting (Wireless LAN model)
3.2 Drum condensation countermeasure mode

APPENDIX
GLOSSARY

Number of pages: 319.