CX5200 Field Service Manual
9
SECTION 1
SECTION 1
SECTION 1
SECTION 1
THEORY OF OPERATION
THEORY OF OPERATION
THEORY OF OPERATION
THEORY OF OPERATION
Overview
Overview
Overview
Overview
The ATARI Advanced Video Entertainment System (Model 5200) is an advanced
microcomputer. It receives input from the game controllers, Read-Only-Memory
(ROM) cartridges and other peripherals, and displays this input on a T.V. screen.
A maximum of four players may play at one time.
The Model 5200 is composed of the console, switchbox and game controllers. The
following paragraphs provide a general discussion of each of these items and
their component parts. For a detailed discussion of the Game Controller see
SECTION 6.
Model 5200 CONSOLE
Model 5200 CONSOLE
Model 5200 CONSOLE
Model 5200 CONSOLE
The Model 5200 console is composed of an outer plastic case which houses the PC
board and its RF Shield. Figure 1-1 shows the console and its parts.
There are currently three different PC Boards being used in Mode! 5200
consoles. Some models contain the original 4 – Port PC Board, number
CA018087. Other consoles contain a 4 – Port universal PC Board, number
CA020108. A third PC Board with only two player pots, number CA021374, is
also available. Unless otherwise specified, the references in this manual pertain
to the original 4 – Port PCB, number CA018087. The specific differences of the 4
– Port universal PCB and the 2 – port universal PCB are called out below.
Four
Four
Four
Four----Port Universal PCB differences:
Port Universal PCB differences:
Port Universal PCB differences:
Port Universal PCB differences:
External
The ATARI serial number on the bottom of the unit will have a + as its third
designator. For example:
A T
A T
A T
A T
+
+
+
+
2 1 3
2 1 3
2 1 3
2 1 3
Internal
1.
The chip designators have been changed. All chips are designated A
instead of U.
2.
Two 74LS244 Ics (U4 and U15) were removed from the PC Board.
3.
Two 74LS244 Ics (U14 and U28) were replaced with a 74LS125 (A14) and
a 74LS51 (A15).
4.
Provisional circuitry for future expansion has been added in order to
accommodate the VCSTM cartridge adaptor.
4
4
4
4 –
–
–
– Port
Port
Port
Port
DESIGNATOR
DESIGNATOR
DESIGNATOR
DESIGNATOR
CITE CODE
CITE CODE
CITE CODE
CITE CODE
DATE
DATE
DATE
DATE
Summary of Contents for CX 5200
Page 1: ......
Page 17: ...CX5200 Field Service Manual 17 Figure 2 1 4 Port 5200 CA018087 Motherboard Silkscreen ...
Page 18: ...CX5200 Field Service Manual 18 Figure 2 2 4 Port 5200 CA018087 Motherboard Schematic Part 1 ...
Page 19: ...CX5200 Field Service Manual 19 Figure 2 3 4 Port 5200 CA018087 Motherboard Schematic Part 3 ...
Page 20: ...CX5200 Field Service Manual 20 Figure 2 4 4 Port 5200 CA018087 Motherboard Schematic Part 3 ...
Page 21: ...CX5200 Field Service Manual 21 Figure 2 5 4 Port 5200 CA020108 Motherboard Silkscreen ...
Page 22: ...CX5200 Field Service Manual 22 Figure 2 6 4 Port 5200 CA020108 Motherboard Schematic Part1 ...
Page 23: ...CX5200 Field Service Manual 23 Figure 2 7 4 Port 5200 CA020108 Motherboard Schematic Part2 ...
Page 24: ...CX5200 Field Service Manual 24 Figure 2 8 4 Port 5200 CA020108 Motherboard Schematic Part 3 ...
Page 25: ...CX5200 Field Service Manual 25 Figure 2 9 2 Port 5200 CA021374 Motherboard Silkscreen ...
Page 26: ...CX5200 Field Service Manual 26 Figure 2 10 2 Port 5200 CA021374 Motherboard Schematic Part 1 ...
Page 27: ...CX5200 Field Service Manual 27 Figure 2 11 2 Port 5200 CA021374 Motherboard Schematic Part 2 ...
Page 28: ...CX5200 Field Service Manual 28 Figure 2 12 2 Port 5200 CA021374 Motherboard Schematic Part 3 ...
Page 29: ...CX5200 Field Service Manual 29 Figure 2 13 Trakball Silkscreen ...
Page 30: ...CX5200 Field Service Manual 30 Figure 2 14 Trakball Schematic Part1 ...
Page 31: ...CX5200 Field Service Manual 31 Figure 2 15 Trakball Schematic Part 2 ...
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