File:Sharp MZ-3500 self-check LED error codes (service manual).png
Summary
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The LED blink patterns that report errors in the MZ-3500 main CPU self-check, from Sharp's service manual, section 11 "Self check functions" (printed page 95, PDF page 88 of File:Sharp MZ-3500 Service Manual.pdf). Each error is shown as a group of one-second flashes, one to eight, separated by four seconds off: MFD interface error, SD0 read/write error, SD0 bank alternation error, AD2 bank alternation error, AD3 bank alternation error, ROM sum-check error, option RAM read/write error and option RAM bank alternation error.
Source
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Rendered from page 88 of File:Sharp MZ-3500 Service Manual.pdf (Sharp code 00ZMZ3500SM/E), from https://www.sharpmz.net/mz-3500/download/mz3500sm.pdf, retrieved 2026-10-21.
Author
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Sharp Corporation.
Licence
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Copyright Sharp Corporation. Hosted for preservation and repair reference, with the source cited.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:20, 21 October 2026 | | 803 × 813 (16 KB) | Josh (talk | contribs) | Upload for the Sharp MZ-3500 pages; source and licence on the file page |
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