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Service Manual A500

In English
Commodore PN-314981-01
Publisher: Commodore Business Machines, Inc.
July, 1987
This book is available electronically at http://web.archive.org/web/20041024233050/http://www.matthewdesantis.com/a500sm.html

Table of Contents
SPECIFICATIONS1
MEMORY MAP2
SYSTEM BLOCK DIAGRAM3
THEORY OF OPERATIONS4
IC SPECIFICATIONS
FAT AGNUS
8
DENISE
10
PAULA
12
GARY
14
COMPLEX INTERFACE ADAPTER
16
I/O CONNECTORS25
SERIAL CONNECTOR
26
PARALLEL CONNECTOR
27
RGB MONITOR CONNECTOR
28
MOUSE/GAME CONTROLLER CONNECTORS
29
EXTERNAL DISK CONNECTOR
31
POWER SUPPLY CONNECTOR
31
EXPANSION 86-PIN CONNECTOR
32
MAJOR COMPONENT PARTS LIST33
SERVICE PARTS REFERENCE DIAGRAM33
COMPONENT PARTS LIST34
PCB BOARD LAYOUT36
RAM/CLOCK PCB BOARD LAYOUT37
SCHEMATICS38



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