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CHAPTER 5 INTERFACE INFORMATION ............................................................................................... 5-1
5.1 Overview........................................................................................................................................................ 5-1
5.2 Parallel Interface (IEEE 1284-B Connector)................................................................................................. 5-1
5.2.1 Hardware requirements ........................................................................................................................... 5-1
5.2.2 Connector pin assignment....................................................................................................................... 5-2
5.2.3 Data transmission timing ........................................................................................................................ 5-5
5.3 Parallel Interface (IEEE 1284-C Connector)................................................................................................. 5-7
5.3.1 Hardware requirements ........................................................................................................................... 5-7
5.3.2 Connector pin assignment....................................................................................................................... 5-8
5.3.3 Data transmission timing ........................................................................................................................ 5-11
5.4 RS-232C Serial Interface............................................................................................................................... 5-13
5.4.1 Hardware requirements ........................................................................................................................... 5-13
5.4.2 Connector pin assignment....................................................................................................................... 5-14
5.4.3 Serial data format .................................................................................................................................... 5-15
5.4.4 Cable connection diagrams ..................................................................................................................... 5-15
5.4.5 Data protocols ......................................................................................................................................... 5-16
5.5 Command Sets............................................................................................................................................... 5-18
5.5.1 Printer emulation .................................................................................................................................... 5-18
5.5.2 HP LaserJet 5 command set summary .................................................................................................... 5-19
5.5.2.1 HP LaserJet 5 PCL mode............................................................................................................... 5-19
5.5.2.2 HP LaserJet 5 HP-GL/2 mode........................................................................................................ 5-25
5.5.2.3 HP LaserJet 5 PJL mode................................................................................................................ 5-28
5.5.3 PostScript Operators (Commands) ......................................................................................................... 5-30
CHAPTER 6 MAINTENANCE....................................................................................................................... 6-1
6.1 Overview........................................................................................................................................................ 6-1
6.2 Preventive Maintenance................................................................................................................................. 6-1
6.3 Maintenance Philosophy................................................................................................................................ 6-1
6.4 Diagnostics..................................................................................................................................................... 6-1
6.4.1 ROM/RAM check ................................................................................................................................... 6-1
6.4.2 Error display ........................................................................................................................................... 6-1
6.5 Maintenance Tool.......................................................................................................................................... 6-2
6.5.1 Self test printing ...................................................................................................................................... 6-2
6.6 Recommended Spare Parts ............................................................................................................................ 6-2
CHAPTER 7 OPTIONS AND SUPPLIES...................................................................................................... 7-1
7.1 Options........................................................................................................................................................... 7-1
7.2 Consumables.................................................................................................................................................. 7-2
7.3 Periodic Replacement Parts........................................................................................................................... 7-2
7.4 Documentation............................................................................................................................................... 7-2