Atari 2600 Field Service Manual

2600A Cartridge Test Procedure
DTC works,
but VCS unit
is still
suspect.
Available
A
b v
Plug in cutorner
cartridge, if
availabie.
Connect, initialize,
and nrrn VCS on with
customer's game
cartridge.
Not Available
Does correcr
video pattern
for
that game
appear?
I
Replace with
good cartridge.
rn
1
Pg. 6-28
Chedc customer
Yes
Pg. 4-45
2600/2600A Domestic VC5
9
I
cartridge on known
good game. Is it OK?
Swapout
1) A201
Does game
now operate
properly wirh
game cartridge?
2) A200
3) A202
: b I rn
I

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