Atari 800XL Field Service Manual

imRODUcnoN
The
Atari
800XLTM
Computer
Field
Service Manual is a
relcrcnce juide for the
fefvicc
lechnician.
Tbf
Field
Service
Manual
is oreanized
into
six sections:
o
THEORY
OF
OPERATION
-
Overview of
how the MOXL
works and
what
its
basic
assemblies
look like*
O
TESTING
-
Review of Diagnostic tests
available for
diagnosing ROOXL
problems.
o
SYMPTOM
CHECKLIST
-
Failure information to
aid the technician
for a
rapid
dJagnosis
of
SOOXL problems.
O
ASSFMRLY/DISASSEMBLY
-
Assembly/Disassembly Insinictians.
O
SCHEMATICS
AND SILKSCREENS, AND
PARTS LIST
-
Electrical
drawings and
layouts
of the
800XL
Printer
Circuit Board and a list
of the parts used.
o
SERVICE BULLETINS
-
Section to be use^
for Field Change Orders,
Uppade
Bulletins and
Tech Tips,
SOOXL
Computer
Field Service
Manual

Atari 800XL Specifications

General

Manufacturer	Atari
Type	Home computer
Release year	1983
CPU	MOS Technology 6502C
RAM	64 KB
ROM	24 KB
Operating System	Atari OS
CPU Speed	1.79 MHz (NTSC) / 1.77 MHz (PAL)
Graphics	ANTIC and GTIA chips
Display resolution	160×192 to 320×192 pixels
Sound	POKEY chip
Storage	Cassette tape, floppy disk
Ports	Serial, parallel, monitor, joystick ports