TABLE OF CONTENTS
vi
9.5 Windows NT/LAN Server (TCP/IP) Troubleshooting......................................................6-48
9.6 Windows 95/98 Peer to Peer Print (LPR) Troubleshooting.............................................6-48
9.7 Windows 95/98 (or later) Peer to Peer (HP JetAdmin Compatible Method) Troubleshooting ...6-49
9.8 Windows 95/98/NT 4.0 Peer to Peer Print (NetBIOS) Troubleshooting .........................6-49
9.9 Internet Print (TCP/IP) Troubleshooting..........................................................................6-49
9.10 Novell Netware Troubleshooting.....................................................................................6-50
9.11 AppleTalk Troubleshooting.............................................................................................6-50
9.12 Apple TCP/IP Printing (System 8.6 or later)...................................................................6-51
9.13 Web Browser Troubleshooting (TCP/IP)........................................................................6-51
10. INSPECTION MODE................................................................ .............................6-52
10.1 Test Print Mode...............................................................................................................6-52
10.2 Inspection Mode..............................................................................................................6-53
APPENDICES
1. SERIAL NO. DESCRIPTIONS................................ ................................................ A-1
2. DIAMETER / CIRCUMFERENCE OF ROLLERS.................................................... A-3
3. PRINT SPEEDS WITH VARIOUS SETTINGS................................ ........................ A-4
4. HOW TO KNOW DRUM UNIT LIFE & PAGE COUNTER ................................ ...... A-5
5. HOW TO USE THE SELF-DIAGNOSTICS TOOLS ................................ ............. A-11
6. NVRAM DEFAULT VALUE................................ ................................................... A-15
7. PAPER CASSETTE INFORMATION (FOR EUROPE ONLY)............................... A-16
8. CONNECTION DIAGRAM, HL-1030/1240................................ ............................ A-17
9. CONNECTION DIAGRAM, HL-1250................................................................ ..... A-18
10. CONNECTION DIAGRAM, HL-1270N................................................................ .. A-19
11. MAIN PCB CIRCUIT DIAGRAM, HL-1030/1240 (1/2)........................................... A-20
12. MAIN PCB CIRCUIT DIAGRAM, HL-1030/1240 (2/2)........................................... A-21
13. MAIN PCB CIRCUIT DIAGRAM, HL-1250/1270N (1/5)................................ ........A-22
14. MAIN PCB CIRCUIT DIAGRAM, HL-1250/1270N (2/5)................................ ........A-23
15. MAIN PCB CIRCUIT DIAGRAM, HL-1250/1270N (3/5)................................ ........A-24
16. MAIN PCB CIRCUIT DIAGRAM, HL-1250/1270N (4/5)................................ ........A-25
17. MAIN PCB CIRCUIT DIAGRAM, HL-1250/1270N (5/5)................................ ........A-26
18A. ENGINE PCB CIRCUIT DIAGRAM (OLD) .......................................................... A-27
18B. ENGINE PCB CIRCUIT DIAGRAM (NEW) ......................................................... A-28
19. NETWORK BOARD CIRCUIT DIAGRAM............................................................. A-29
20. LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (110 - 120V)........ A-30
21. LOW-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (220 - 240V)........ A-31
22A. HIGH-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (OLD) ............... A-32
22B. HIGH-VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM (NEW)............... A-33
23. DIFFERENCES BETWEEN OLD & NEW VERSIONS OF HVPS & ENGINE PCB A-34
INDEX