Colormate PS

This document is a comprehensive service guide for the Colormate PS thermal transfer printer, intended for dealers and customer engineers involved in its repair and maintenance. It begins by providing general information on the printer's design, specifications, and hardware components, including paper feed, ribbon feed, print mechanism, controller boards, power supply, and various sensors.

The guide details routine setup procedures, such as environmental checks, power and interface cable connections (Centronics, RS-232C, RS-422 AppleTalk, SCSI), ribbon replacement, paper loading, and various self-test and operational modes (Self-Test, Hex Mode, Character Mode). Operational instructions cover the use of the control panel and internal DIP switches for print density correction and initial paper feed adjustments.

Maintenance procedures are thoroughly covered, including cleaning instructions for the printer's external and internal components, as well as precise adjustment procedures for elements like timing belts, rollers, and sensors to ensure optimal performance and print quality. The troubleshooting section offers detailed guidance for resolving common malfunctions, such as paper jams, and provides interpretations of control panel messages, along with flowcharts for diagnosing and correcting issues related to power, interfaces, memory, print output quality, and sensors.

Finally, the document provides extensive, step-by-step instructions for the disassembly and reassembly of all major printer components, complemented by an illustrated parts breakdown that lists field-replaceable parts. An appendix includes configuration diagrams and interface pin assignments for various connection types.