1995-1996 HP LaserJet 5P / 5MP / 6P / 6MP Printer Service Manual
Diagnostic procedures and component service for HP LaserJet 5P/5MP/6P/6MP printers, covering the fuser assembly, paper path, and status panel
Hewlett Packard Models Covered & Key Technical Specifications
Models: HP LaserJet 5P, HP LaserJet 5MP, HP LaserJet 6P, HP LaserJet 6MP
Sub-models / Variants: C3150A, C3155A, C3980A, C3982A
Model Years: 1995–1996
Technical Data:
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Print Speed: 6 PPM (5P/5MP), 8 PPM (6P/6MP)
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Resolution: 600 dpi with Resolution Enhancement Technology (REt)
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Standard Memory: 2 MByte (5P/6P), 3 MByte (5MP/6MP)
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Monthly Duty Cycle: Up to 12,000 pages
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Interface Options: IEEE-1284 Parallel (B and C connectors), LocalTalk, SIR (Infrared)
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Operating Temperature Range: 59° to 89° F (15° to 32.5° C)
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Power Consumption: 165 W (5P/5MP), 175 W (6P/6MP)
Hewlett Packard Manual Features & Content Preview
1995–1996 HP LaserJet 5P/5MP & 6P/6MP Service Manual
Stop searching through blurry scans. This 214-page official HP OEM technical publication (P/N C3980-99001, first edition August 1996) serves as the definitive reference for the 5P and 6P series. It delivers the exact component-level data needed for system-level service, documenting unique internal architectures and interface configurations not found in older LaserJet manuals.
- Available as an instant download directly to your account. Your file stays accessible for life.
- Fully searchable OCR text layer allows you to jump straight to a specific torque spec or error code without scrolling.
- Contains 36 illustrated sub-assembly exploded views to speed up teardowns and part identification.
- Formatted for easy workshop use, printing cleanly on standard Letter or A4 paper.
System Specifications & Diagnostics
Before probing the DC controller boards or inspecting the paper path sensors, always disconnect the unit from power and allow the fuser assembly to cool completely. Laser printers carry high voltage and severe thermal hazards.
The manual maps out the hardware and electronic architecture to streamline your bench work. You get precise operational flow data, including memory configuration and 600 dpi resolution requirements. It thoroughly covers the integration of the IEEE-1284 parallel, LocalTalk, and IrDA-compliant infrared interfaces within the printer family architecture.
Diagnostics just got easier. You will find 10 extensive LED diagnostic tables that translate flash patterns directly into specific system states, such as memory overflow, print overruns, or motor failures. Electrical specs are clearly defined for quick multimeter checks. The fusing assembly data specifies a thermistor resistance of approximately 440 K Ohms at 20° C, with continuity for the 100-120 VAC thermal fuse sitting at 30±5 Ohms. Standard power consumption averages 165 W for the 5P series, calibrated across 100–120V or 220–240V lines.
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