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TELECAT-286
TELEVIDEO SYSTEMS, INC.
TELECAT-286
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Processor
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80286
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Processor Speed
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6/8MHz
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Chip Set
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Unidentified
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Video Chip Set
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None
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Maximum Onboard Memory
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1MB
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Maximum Video Memory
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None
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Cache
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None
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BIOS
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Unidentified
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Dimensions
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355mm x 304mm
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I/O Options
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Parallel port, serial port, VGA port
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NPU Options
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80287
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CONNECTIONS
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Purpose
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Location
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Purpose
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Location
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Parallel port
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CN1
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Speaker
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CN3
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Serial port
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CN2
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External battery
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J20
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USER CONFIGURABLE SETTINGS
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Function
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Label
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Position
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»
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Factory configured - do not alter
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SW1/1
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Off
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»
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Monitor type select monochrome
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SW1/2
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Off
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Monitor type select color
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SW1/2
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On
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»
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Factory configured - do not alter
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SW1/5
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Unidentified
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»
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Factory configured - do not alter
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SW1/6
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Unidentified
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»
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Factory configured - do not alter
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SW1/7
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Unidentified
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Battery enabled
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SW1/8
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On
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Battery disabled
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SW1/8
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Off
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DRAM CONFIGURATION
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Size
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Bank 0
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Bank 1
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Bank 2
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Bank 3
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256KB
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(9) 41256
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None
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None
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None
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512KB
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(9) 41256
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(9) 41256
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None
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None
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640KB
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(9) 41256
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(9) 41256
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(9) 4164
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(9) 4164
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1MB
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(9) 41256
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(9) 41256
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(9) 41256
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(9) 41256
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Note: The location of the banks are unidentified.
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DRAM SWITCH CONFIGURATION
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Size
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SW1/3
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SW1/4
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256KB
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On
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On
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512KB
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Off
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On
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640KB
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On
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Off
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1MB
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Off
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Off
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NPU SPEED SELECTION
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Speed
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W9
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W10
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4MHz
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Pins 2 & 3 closed
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Pins 1 & 2 closed
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4.77MHz
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Pins 1 & 2 closed
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Pins 1 & 2 closed
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5.33MHz
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Pins 2 & 3 closed
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Pins 1 & 2 closed
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Custom (supplied by user)
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N/A
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Pins 2 & 3 closed
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BIOS SELECTION
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Type
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W3
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W4
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32KB BIOS
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Pins 2 & 3 closed
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Pins 1 & 2 closed
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128KB BIOS
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Pins 1 & 2 closed
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Pins 2 & 3 closed
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PARALLEL PORT SELECTION
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Setting
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W2
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Set as port 1
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Pins 1 & 2, 3 & 4 closed
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Set as port 2
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Pins 5 & 6, 7 & 8 closed
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SERIAL PORT SELECTION
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Setting
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W1
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Set as port 1
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Pins 1 & 2, 3 & 4 closed
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Set as port 2
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Pins 5 & 6, 7 & 8 closed
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