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
9.6
9.7
........................................................................................................................................6-52
9.8
........................................................................................................................................6-52
9.9
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.
3.
4.
NVRAM DEFAUT VALUE...................................................................................... 7-12
5.
APPENDICES
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.
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.
9.
10. ENGINE PCB CIRCUIT DIAGRAM (2/2) ..............................................................A-10
12. LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (230V)..................A-12
vi