Instrument Service Diagrams – Fender Instrument service diagrams include parts layout diagrams, wiring diagrams, parts lists and switch/control function diagrams. NEED HELP? TALK TO A FENDER SPECIALIST! CALL 1-844-202-0924 OR CHAT LIVE WITH US MONDAY-FRIDAY 8AM-11PM EST SATURDAY 10AM-4PM EST Submit a request. Fender; Bass Guitar Service Diagrams – Fender Note: Most of our older guitar parts lists, wiring diagrams and switching control function diagrams predate formatting which would allow us to make them available on this page as PDF files. If you do not find the list or diagram for your specific instrument on this page, we may still be able to furnish you with a "hard" copy from our archive. Stratocaster® Service Diagrams – Fender If you're repairing or modifying your instrument and need to see a wiring diagram or some replacement part numbers, these service diagrams should help you get started. This list is by no means comprehensive, and documentation for other models will be posted as it becomes available.