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STARION 400, 500
DIGITAL EQUIPMENT CORPORATION
STARION 400, 500
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Device Type
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Mainboard
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Processor
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Pentium
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Processor Speed
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60/66MHz
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Chip Set
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Unidentified
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Video Chip Set
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C & T
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Maximum Onboard Memory
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128MB
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Maximum Video Memory
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2MB
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Cache
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256/512KB
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BIOS
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Unidentified
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Dimensions
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254mm x 218mm
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I/O Options
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Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot
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NPU Options
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None
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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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VGA port
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CN1
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PS/2 mouse port
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CN5
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Parallel port
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CN2
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Floppy drive interface
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CN6
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Serial port
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CN3
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IDE interface
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CN7
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Serial port
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CN4
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Riser slot
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SL1
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Note: VGA & serial ports are shown for informational purposes only. The location may not be exact.
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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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C1
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Unidentified
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»
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Factory configured - do not alter
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C2
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Unidentified
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»
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Factory configured - do not alter
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C3
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Unidentified
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»
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CMOS memory normal operation
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JP2
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Pins 1 & 2 closed
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CMOS memory clear
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JP2
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Pins 2 & 3 closed
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»
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Monitor type select color
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JP6
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Pins 1 & 2 closed
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Monitor type select monochrome
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JP6
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Pins 2 & 3 closed
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»
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ISA to IDE IRQ select IRQ14
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JP9
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Pins 1 & 2 closed
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ISA to IDE IRQ select IRQ15
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JP9
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Pins 2 & 3 closed
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»
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On board video enabled
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JP13
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Pins 1 & 2 closed
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On board video disabled
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JP13
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Pins 2 & 3 closed
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»
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Factory configured - do not alter
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S1
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Unidentified
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»
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Factory configured - do not alter
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S2
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Unidentified
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SIMM CONFIGURATION
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Size
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Bank 0
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Bank 1
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2MB
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(2) 256K x 36
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None
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4MB
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(2) 512K x 36
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None
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4MB
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(2) 256K x 36
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(2) 256K x 36
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6MB
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(2) 512K x 36
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(2) 256K x 36
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8MB
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(2) 1M x 36
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None
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8MB
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(2) 512K x 36
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(2) 512K x 36
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10MB
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(2) 256K x 36
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(2) 1M x 36
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12MB
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(2) 512K x 36
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(2) 1M x 36
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SIMM CONFIGURATION (CON’T)
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Size
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Bank 0
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Bank 1
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16MB
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(2) 2M x 36
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None
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16MB
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(2) 1M x 36
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(2) 1M x 36
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18MB
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(2) 256K x 36
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(2) 2M x 36
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20MB
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(2) 512K x 36
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(2) 2M x 36
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24MB
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(2) 1M x 36
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(2) 2M x 36
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32MB
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(2) 4M x 36
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None
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32MB
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(2) 2M x 36
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(2) 2M x 36
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34MB
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(2) 256K x 36
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(2) 4M x 36
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36MB
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(2) 512K x 36
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(2) 4M x 36
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40MB
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(2) 1M x 36
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(2) 4M x 36
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48MB
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(2) 2M x 36
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(2) 4M x 36
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64MB
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(2) 8M x 36
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None
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64MB
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(2) 4M x 36
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(2) 4M x 36
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66MB
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(2) 256K x 36
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(2) 8M x 36
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68MB
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(2) 512K x 36
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(2) 8M x 36
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72MB
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(2) 1M x 36
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(2) 8M x 36
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80MB
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(2) 2M x 36
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(2) 8M x 36
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96MB
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(2) 4M x 36
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(2) 8M x 36
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128MB
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(2) 8M x 36
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(2) 8M x 36
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CACHE CONFIGURATION
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Note: The location of the cache is unidentified. The Starion 400 is upgradable to 256KB of cache and the Starion 500 is upgradable to 512KB of cache.
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VIDEO MEMORY CONFIGURATION
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Size
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Bank 0
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Bank 1
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1MB
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1MB
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None
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2MB
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1MB
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1MB
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Note: The size of the video memory chips is unidentified.
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CPU SPEED SELECTION
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Speed
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JP10
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JP11
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JP12
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60MHz
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Pins 2 & 3 closed
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Pins 2 & 3 closed
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Pins 2 & 3 closed
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66MHz
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Pins 1 & 2 closed
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Pins 1 & 2 closed
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Pins 1 & 2 closed
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SERIAL PORT 1 INTERRUPT SELECTION
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IRQ
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JP3
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| »
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4
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Pins 1 & 2 closed
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10
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Pins 3 & 4 closed
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SERIAL PORT 2 INTERRUPT SELECTION
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IRQ
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JP3
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| »
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3
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Pins 5 & 6 closed
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11
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Pins 7 & 8 closed
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PARALLEL PORT INTERRUPT SELECTION
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IRQ
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JP3
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| »
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7
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Pins 9 & 10 closed
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5
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Pins 11 & 12 closed
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