HP Designjet 10 ps, 20 ps, 30, 30 n, 50 ps, 70, 90, 100, 110, 120, 130 Series Service Manual

• Covers the complete HP Designjet 10ps, 20ps, 30, 30n, 50ps, 70, 90, 90r, 100, 100+, 110, 110+, 110+nr, 120, 120nr, 130, and 130nr printer series, including all variants and sub-models.
• Original OEM publication (form number unknown).
• 94 pages of diagnostic codes, calibration parameters, and part identification schematics.
• Covers the 2003–2005 HP Designjet Ultra Low End lineup. Focuses on system-error interpretation, startup sequence diagnosis, and component removal.

Diagnostic and Maintenance Contents

This service manual outlines the identification and resolution of system faults across the 10–130 series. It starts with initial setup and test-print procedures before diving into a comprehensive error-code catalog. Every code is broken down. You will find specific failing subsystems and their corresponding recovery actions. The documentation details workflows for routine utilities like color calibration, printhead alignment, and firmware updates. Safety is critical when servicing high-voltage internal printer electronics; always disconnect power sources before removing cover assemblies or inspecting the paper path. The final section serves as a visual reference. Exploded-view diagrams of cover assemblies, paper path components, and internal mechanics ensure accurate part identification for replacements.

Technical Calibration Data

Maintaining output quality on these early 2000s Designjets requires precise calibration. This reference guide provides the exact parameters. It covers manual PRS adjustment using the designated Carriage Height Tool, strictly mapping tolerances to +/- 0.1 mm for correct alignment. You get the hard operational numbers. The text details the 115 V power supply requirement and the 2.5 A current threshold. It also logs maintenance routines. Color calibration processes for various media types are mapped out to help prevent banding issues. Furthermore, the manual defines specific recovery levels for printhead maintenance based on actual ink consumption metrics. It is a highly specific breakdown for technicians working on the paper axis, scanning system, and ink delivery stations.