File:Atari Benelux technical bulletin 007 - 1040ST converter whistle.pdf
Summary
[edit | edit source]Atari (Benelux) B.V., Belgian branch, Information Technique No. 7, a French-language technical service bulletin for Atari dealers and service centres. Subject: a whistle of about 12 kHz from some 1040STs, caused by the 12 V converter on the main board (U62, TL497A); the fix changes R17 from 1 Ω to 5.1 Ω, L4 from 100 µH to 220 µH and C28 from 220 pF to 330 pF, and the bulletin includes a drawing of the converter. One page.
Source
[edit | edit source]Internet Archive, item atari-benelux-techinfo-007-fre (retrieved 2026-10-25).
Author
[edit | edit source]Atari (Benelux) B.V.
Licence
[edit | edit source]Copyright Atari Corporation. Hosted for preservation and repair reference, with the source cited.
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 10:50, 25 October 2026 | 0 × 0 (769 KB) | Josh (talk | contribs) | Upload Atari Benelux service bulletin for repair guides |
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