http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
principles, maintenance and troubleshooting
Pt. 1. Maintenance concepts and infrastructure -- Pt. 2. Electronic instruments and measurements -- Pt. 3. Components and circuits -- Pt. 4. Troubleshooting in modern electronic equipment -- Pt. 5. Installation, safety measures and preventive maintenance procedures