EasyManuals Logo

Atari 400 Service Manual

Atari 400
129 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #84 background imageLoading...
Page #84 background image
5.3.5 Stand Alone Test (Diagnostic)
The Stand Alone Test uses ATARI supplied diagnostic software (Program
Cartridge) to check system operation and integrity. Complete all of
the previous individual System Check-Out tests before preceeding with
the Stand Alone Test. Complete the entire Stand Alone Test, logging
all failure conditionst before attempting to repair any failure.
Refer to paragraph 5.4, Troubleshooting, for the correct procedure to
repair any detected failure.
Special Tools Reguired (Refer to Fiqure 5-2)
Stand Alone Test Program Cartridge
Controller Port Jumper Assembly
Peripheral Port Jumper Assembly
Screwdriver flat-blade no. 1
Test Procedures:
1. Set System Power ON/OFF switch to OFF.
2. Open Program Cartridge door and insert Stand Alone Test Program
Cartridge in left cartridge slot (800 Console only, 400 Console
only has one cartridge slot). Close Program Cartridge door.
3. Plug the Peripheral Port Jumper Assembly into the side peripheral
port.
4. Plug the Controller Port Jumper Assembly into the front controller
ports.
5. Set the System Power switch to ON. The diagnostic program Con-
tained in the Program Cartridge will be executed and the diagnos-
tic screen display will appear. If the Console fails to execute
the diagnostic program and displays a System Error and a buzzer
sounds, turn the System Power switch to OFF and reinsert the Pro-
gram Cartridge. Repeat System Power-Up, if the Console fails to
execute the diagnostic program after three attempts refer to para-
graph 5.4, Troubleshooting, for further instructions.
6. Each diagnostic test contained on the Program Cartridge is
selected by a 'command letter'. The following is a list of the
'command letters'.
ATARI Personal Computers 5-7

Table of Contents

Other manuals for Atari 400

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Atari 400 and is the answer not in the manual?

Atari 400 Specifications

General IconGeneral
ManufacturerAtari
Model400
TypeHome Computer
Release Year1979
CPUMOS Technology 6502
CPU Speed1.79 MHz
ROM10 KB
Operating SystemAtari OS
KeyboardMembrane keyboard
RAM8 KB (expandable to 48 KB)
GraphicsANTIC and GTIA chips
Sound4 channels
DisplayRF output for connection to TV
StorageOptional cassette tape drive or floppy disk drive
PortsCartridge
Display Resolution320x192 (16 colors)

Related product manuals