Very good reproduction (copy) of original manual. Didn't have a parts list, but schematic was completely labeled with parts. Complete instructions on how to adjust mechanical functions of the 8-track deck. Well worth having and at a very reasonable cost.
Text excerpt from page 1 (click to view)
TX-28/25/21MD3C Service Manual
Safety Specifications Parts List Service Information Adjustments Self Check Service Hints Mechanical View Disassembly Location of Controls Waveforms PCB Views Schematic Diagrams Block Diagrams
Service Support Service and repair of this product is supported by Panasonic's LUCI interface. This interface provides a link between the TV and a standard PC to allow a number of diagnostic and control functions to be performed. For more details contact your local Panasonic company.