File:Panasonic FS-A1WX circuit diagrams (pages 55 to 64).pdf

Eight scanned pages, in Japanese, of FS-A1WX circuit diagrams with printed page numbers 55 and 58 to 64; pages 56 and 57 are not in the scan. Page 55 is the pin-function table of the custom gate array; pages 58 to 63 are figures 3 to 9, the circuit diagrams of the floppy disk controller, the video processor and its video RAM, the gate array, the FM sound, colour encoder and AV outputs, the connectors and front-panel LEDs and switches, the power unit with the reset and backup circuit, and the key matrix; page 64 (figure 10) gives IC pin layouts. Figures 1 and 2 are not in the scan. The Internet Archive item describes the scan as pages 55 to 64 of the FS-A1WX service manual; the publication itself is not named on the pages. The power unit (figure 8, page 63) is reproduced as File:Panasonic FS-A1WX power supply circuit (figure 8).png.

Internet Archive item "Panasonic FS-A1WX Service Manual (JP)", https://archive.org/details/panasonicsa1wxsm, file panasonicsa1wxsm.pdf (retrieved 2026-10-21). The scan carries the note "Scanned by Jipe, converted to PDF by HansO, 2009".

Matsushita Electric Industrial Co., Ltd. (Panasonic), as credited by the Internet Archive item.

Copyright of the original publisher. Hosted for preservation and repair reference, with the source cited.