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Show new changes starting from 20:07, 23 September 2026
 
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23 September 2026

     04:11  Atari XE Game System diffhist +1,608 Josh talk contribs (Rewritten against Atari's C100417 schematic and Antic Aug 1988: two 64K x 4 DRAMs not eight 4464s; keyboard connector is a standard DB15, not a proprietary ribbon; power is a 7-pin DIN J7 not a centre-positive barrel jack; 100,000 units is the Christmas 1987 US launch-season figure, now cited; removed unsourced $149.95/$79.95 prices and 'Active active connector' text; added XG-1 light-pen register behaviour and the duplicate-designator warning)
     04:11  Atari 800XE diffhist +499 Josh talk contribs (Rewritten against the XE-series Field Service Manual: corrected board table (Atari documents the 65XE and 800XE jointly as CA200519 with two 64K x 4 DRAMs; CO70067 is a 130XE board), removed unverifiable FREDDIE/ANTIC/GTIA part numbers and unsourced market claims, added power, SIO and monitor-jack facts)
     04:11  Atari 130XE diffhist +3,700 Josh talk contribs (Rewritten against the XE-series Field Service Manual and Antic July 1985: removed stray 'active accent' text, corrected board-assembly table (CO70065/CO70067, CO70050 SECAM, C103579/CA200519), documented the four bank-switching modes and ECI pinout, MMU1 C061618 / MMU2 C025953, 1.2 A at 5 V machine requirement vs 1.5 A brick rating, SIO pin 10 ready / pin 12 unused; removed unsourced price and unverifiable PAL chip part numbers)
     04:11  Atari 65XE diffhist +4,929 Josh talk contribs (Rewritten against the XE-series Field Service Manual: ROM corrected to 24 KB (16 KB OS + 8 KB BASIC Rev C), not 16 KB as 10+6; power is +5 V through a 7-pin DIN from a brick containing the transformer, bridge and LM78S05 (5 V +/-5%, 1.5 A), no on-board regulator; SIO carries no supply rail; board assemblies CO70025/CA20097/CA200519 named; launch price sourced to Creative Computing March 1985)

22 September 2026

     22:47 Upload log Josh talk contribs uploaded File:Atari 130XE Field Service Manual.pdf (Atari 130XE Personal Computer Field Service Manual - covers 130XE, 65XE, 800XE and XE Game System boards)