Service manual

TABLE OF CONTENTS

9.1 Installation Problem ........................................................................................................6-48

9.2 Intermittent Problem .......................................................................................................6-49

9.3 TCP/IP Troubleshooting .................................................................................................6-50

9.4 UNIX Troubleshooting ....................................................................................................6-50

9.5 Windows NT/LAN Server (TCP/IP) Troubleshooting......................................................6-51

9.6 Windows 95/98/Me (or later) Peer to Peer Print (LPR) Troubleshooting .......................6-51

9.7 Windows 95/98/Me (or later) Peer to Peer (HP JetAdmin Compatible Method) Troubleshooting....

........................................................................................................................................6-52

9.8 Windows 95/98/Me/NT 4.0/2000 (or later) Peer to Peer Print (NetBIOS) Troubleshooting ..

........................................................................................................................................6-52

9.9 Brother Internet Print (TCP/IP) Troubleshooting ............................................................6-52

9.10 Windows 95/98/Me/2000/XP IPP Troubleshooting.........................................................6-53

9.11 Novell Netware Troubleshooting.....................................................................................6-53

9.12 AppleTalk Troubleshooting.............................................................................................6-54

9.13 DLC/LLC Troubleshooting ..............................................................................................6-54

9.14 Web Browser Troubleshooting (TCP/IP) ........................................................................6-54

CHAPTER 7 SERVICE SUPPORT SOFTWARE .................................... 7-1

1. CONTROL PANEL ..................................................................................................7-1

1.1 Test Print Mode ................................................................................................................7-1

1.2 Service Mode....................................................................................................................7-2

1.3 Inspection Mode ...............................................................................................................7-3

2. HOW TO KNOW DRUM UNIT LIFE & PAGE COUNTER .......................................7-5

3. HOW TO USE THE SELF-DIAGNOSTICS TOOLS ................................................7-8

4. NVRAM DEFAUT VALUE......................................................................................7-12

5. HOW TO REWRITE HL-5030/5040/5050/5070N FLASH ROM.............................7-13

APPENDICES

1. MAIN PCB CIRCUIT DIAGRAM, HL-5030/5040/5050 (1/3).....................................A-1

2. MAIN PCB CIRCUIT DIAGRAM, HL-5030/5040/5050 (2/3).....................................A-2

3. MAIN PCB CIRCUIT DIAGRAM, HL-5030/5040/5050 (3/3).....................................A-3

4. MAIN PCB CIRCUIT DIAGRAM, HL-5070N (1/4)....................................................A-4

5. MAIN PCB CIRCUIT DIAGRAM, HL-5070N (2/4)....................................................A-5

6. MAIN PCB CIRCUIT DIAGRAM, HL-5070N (3/4)....................................................A-6

7. MAIN PCB CIRCUIT DIAGRAM, HL-5070N (4/4)....................................................A-7

8. POINT TO POINT CONNECTION DIAGRAM.........................................................A-8

9. ENGINE PCB CIRCUIT DIAGRAM (1/2) .................................................................A-9

10. ENGINE PCB CIRCUIT DIAGRAM (2/2) ..............................................................A-10

11. LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (120V)..................A-11

12. LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (230V)..................A-12

13. HIGH-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM.............................A-13