Atari 2600 Field Service Manual

2600 FAXLURFc (Continued)
CONTROLLER FAILURES
DIAGNOSTIC
POSSIBLE CAUSE POSSIBLE 'CAUSE FLOWCHART
SYMPTOM (motherboard) (switchboard) ENTRY POINT
Fire button A203, 5202, 5203, N/A
does not work
defective
Con troller
AG, pg. 4-27
Joystick does A202, 5202, 3203,
not work
defective Joystick
N/A AF, pg. 4-26
Dr ivin? A202, J202, 5203 N/ A AF, pg. 4-26
Cunlroiier s defective Con troller
Paddle A20 1, C215-C218,
N/ A pg. 4-34
Controllers 5202
- 3203,
defective controller
OTHER FAILURES
DIAGNOSTIC
POSSIBLE CAUSE POSSIBLE CAUSE FLOWCHART
SYMPTOM (motherboard) (switchboard) ENTRY POINT
Switches A202, C222-C227 S102-S106, JIOl AL, pg. 4-32
not working
-
2600/2600A Domestic VCS

Atari 2600 Specifications

General

Manufacturer	Atari, Inc.
Release Date	September 11, 1977
CPU	MOS Technology 6507
CPU Speed	1.19 MHz
RAM	128 bytes
Graphics	Television Interface Adaptor (TIA)
Media	ROM cartridge
Successor	Atari 5200
Colors	128
Sound	2 channels
ROM	4 KB
Controller Input	Joystick