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 #4 background imageLoading...
Page #4 background image
FIGURES
Figure 1-1. The ATARI 400/800 Computer Consoles 1-2
Figure 1-2. Sample Notice of Changes Page 1-5
Figure 1-3. ATARI 400/800 Computer Console Systems 1-8
Figure 1-4. ATARI 400 Computer Console, Side View 1-9
Figure 1-5. ATARI 800 Computer Console, Side View 1-10
Figure 2-1. Conversion to 300 Ohm Antenna Input Impedance 2-3
Figure 2-2. ATARI 400/800 Computer Consoles, Side View 2-5
Figure 2-3. 400/800 Consoles, Cartridge Door Open 2-6
Figure 2-4. ATARI Disk Drive Cable Connections 2-8
Figure 2-5. ATARI 40 Column Printer Cable Connections 2-9
Figure 2-6. ATARI 850 Interface Module Cable Diagram 2-10
Figure 3-1. The ATARI Keyboard 3-3
Figure 3-2. Special Graphics Using the CTRL Key 3-4
Figure 3-3. Special Graphics Using the ESC Key 3-5
Figure 3-4. SHIFT Keyboard and Key Combination 3-6
Figure 4-1. Major Functional Modules of the ATARI 400/800 4-18
Figure 4-2. Block Diagram of the CPU Board 4-19
Figure 4-3. Schematic Diagram of the CPU Board 4-20
Figure 4-4. Atari 400 motherboard Block Diagram 4-21
Figure 4-5a. Atari 400 motherboard schematic part 1 4-22
Figure 4-5b. Atari 400 motherboard schematic part 2 4-23
Figure 4-6. Pin Assignments of ATARI Custom Chips POKEY,
ANTIC and CTIA 4-24
Figure 4-7. Block Diagram of the Motherboard Console System (800) 4-27
Figure 4-8a. Schematic Diagram of Motherboard Console System(800) 4-28
Figure 4-8b. Schematic Diagram of Motherboard Console System(800) 4-29
Figure 4-9. Block Diagram of the ROM Personality Board 4-30
Figure 4-10. Schematic Diagram of the ROM Personality Board 4-31
Figure 4-11. Block Diagram of the RAM Board (8K) 4-32
Figure 4-12. Schematic Diagram of the RAM Board (8K) 4-33
Figure 4-13. Block Diagram of the RAM Board (16K) 4-34
Figure 4-14. Schematic Diagram of the RAM Board (16K) 4-35
Figure 4-15. Block Diagram of the Power Supply (400) 4-36
Figure 4-16. Schematic Diagram of the Power Supply (400) 4-37
Figure 4-17. Block Diagram of the Power Supply (800) 4-38
Figure 4-18. Schematic Diagram of the Power Supply (800) 4-39
Figure 4-19. Block Diagram of a Program Cartridge 4-40
Figure 4-20. Schematic Diagram of a Program Cartridge 4-41
Figure 5-1. System Check-Out Flowchart 5-4
Figure 5-2. Stand Alone Test Special Tools 5-8
Figure 5-3. Any Video Test Screen Display 5-10
Figure 5-4. Graybar Test Screen Display 5-11
Figure 5-5. Color Bar Test Screen Display 5-12
Figure 5-6.400 Console Color Adjustment 5-13
Figure 5-7. 800 Console Color Adjustment 5-14
Figure 5-8. RAM Test Matrix Screen Display 5-15
Figure 5-9. PORT Test Error Table Screen Display 5-17
Figure 5-10. 400 Console, Assembled Without Casting 5-20
Figure 5-11. 800 Console, Assembled Without Casting 5-21
Figure 5-12. RAM Memory Board Locations, 8K 5-24
Figure 5-13. RAM Memory Board Locations, 16K 5-25
Figure 5-14. CPU Printed Circuit Board, Locations 5-26
Figure 5-15. 400 Console Motherboard, Locations 5-28
Figure 5-16. 800 Console Motherboard, Locations 5-29

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