
Section 9 Service Information
9.2
Address Device Part Number Function
$0000-$7FFF U103 58258 Static RAM/Clock
$A000-$A007 U106 9914A IEEE Controller
$A800-$A807 U105 6551 UART
$B000-$B00F U104 65B22 VIA
$B800 U201 74HCT244 SW1 (S201)
$B801 U202 74HCT244 SW2 (S202)
$B802 U203 74HCT244 SW3 (S203)
$C000-$FFFF U102 27128 Programmed EPROM
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