File:Tandy 1000 54 W power supply 8790070 schematic (Service Manual p. 139).png
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Summary
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Schematic of the Tandy 1000 54 W switching power supply (8790070): mains input with F1, R1, line filter L1 and bridge D1; reservoir C4; ringing choke converter Q1 with Q2 and photocouplers PHC1 and PHC2; +12 V output through IC1, -12 V through IC2, +5 V through D9 and L2 with IC3 and VR1 setting the +5 V level. From page 139 of Radio Shack's Tandy 1000 Service Manual (25-1000, 1985).
Source
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Rendered from File:Tandy 1000 Service Manual (25-1000, 1985).pdf, page 139 (PDF page 126), at 200 dpi and cropped.
Author
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Tandy Corporation.
Licence
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Copyright 1985 Tandy Corporation. Reproduced from the service manual for repair reference.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:03, 21 October 2026 | | 2,200 × 1,519 (168 KB) | Josh (talk | contribs) | Upload for the Tandy 1000 pages |
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