File:Atari 130XE keyboard multiplexers U24 U25 and connector J8 (C070065 schematic).png
Summary
[edit | edit source]Detail of Atari's 130XE schematic: POKEY U22's keyboard scan outputs K0-K5 (pins 21-23 and 18-20) and return inputs KR1 (pin 25) and KR2 (pin 16), the two CD4051 multiplexers U24 and U25, the 270 Ω series resistors R137-R153 to the keyboard connector J8, and R96 (47 kΩ) and CR5 on the KR2 line.
Source
[edit | edit source]Rendered from File:Atari 130XE Parts List and Production Test Instructions.pdf (Atari's 130XE Reference Manual), PDF page 14, the schematic diagram C070065 Rev. B drawn by Atari (Japan) Corporation in 1985, at the scan's 300 dpi, and cropped.
Author
[edit | edit source]Atari (Japan) Corporation for Atari Corp.
Licence
[edit | edit source]Copyright Atari Corp. Hosted for preservation and repair reference, with the source cited.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:40, 25 October 2026 | 1,950 × 670 (38 KB) | Josh (talk | contribs) | Upload schematic detail for Atari 130XE repair guides |
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