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HP VECTRA 500 MODEL 520 (TYPE A),
HEWLETT-PACKARD COMPANY
HP VECTRA 500 MODEL 520 (TYPE A),
MODEL 525 (TYPE A)
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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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100/120/133/150/166MHz
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Chip Set
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Unidentified
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Video Chip Set
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Unidentified
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Maximum Onboard Memory
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192MB (EDO supported) Unified Memory Architecture (UMA)
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Cache
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256KB
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BIOS
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Unidentified
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Dimensions
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275mm x 205mm
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I/O Options
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Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache 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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3.3v power
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C1
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PS/2 mouse port
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CN5
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Status panel connector
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C2
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IDE interface 1
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CN6
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Start connector
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C3
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IDE interface 2
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CN7
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5v power
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C4
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Floppy drive interface
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CN8
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VGA port
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CN1
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VGA feature connector
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CN9
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Serial port 2
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CN2
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External battery
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J1
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Serial port 1
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CN3
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Cache slot
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SL1
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Parallel port
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CN4
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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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Keyboard power down enabled
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JP4
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Closed
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Keyboard power down disabled
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JP4
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Open
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»
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Flash BIOS enabled
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SW1/1
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Off
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Flash BIOS disabled
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SW1/1
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On
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»
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CMOS memory normal operation
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SW1/2
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Off
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CMOS memory clear
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SW1/2
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On
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»
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Password normal operation
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SW1/3
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Off
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Password clear
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SW1/3
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On
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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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Bank 2
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16MB
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(2) 2M x 36
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None
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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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None
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32MB
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(2) 4M x 36
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None
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None
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48MB
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(2) 2M x 36
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(2) 2M x 36
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(2) 2M x 36
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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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None
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64MB
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(2) 8M x 36
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None
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None
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96MB
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(2) 4M x 36
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(2) 4M x 36
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(2) 4M 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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None
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128MB
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(2) 16M x 36
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None
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None
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144MB
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(2) 16M x 36
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(2) 2M x 36
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None
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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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Bank 2
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160MB
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(2) 16M x 36
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(2) 2M x 36
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(2) 2M x 36
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160MB
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(2) 16M x 36
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(2) 4M x 36
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None
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192MB
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(2) 16M x 36
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(2) 4M x 36
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(2) 4M x 36
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192MB
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(2) 16M x 36
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(2) 8M x 36
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None
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192MB
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(2) 8M x 36
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(2) 8M x 36
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(2) 8M x 36
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Note: Board accepts EDO memory.
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CACHE CONFIGURATION
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Size
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SL1
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256KB
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256KB module installed
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CACHE JUMPER CONFIGURATION
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Type
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J6
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Synchronous
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Pins 2 & 3 closed
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Asynchronous
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Pins 1 & 2 closed
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CPU SPEED SELECTION
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CPU speed
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Clock speed
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Multiplier
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J7
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SW2/1
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SW2/2
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100MHz
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66MHz
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1.5x
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3 & 4
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Off
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Off
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120MHz
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60MHz
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2x
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1 & 3
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On
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Off
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133MHz
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66MHz
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2x
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3 & 4
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On
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Off
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150MHz
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60MHz
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2.5x
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1 & 3
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On
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On
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166MHz
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66MHz
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2.5x
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3 & 4
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On
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On
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Note: Pins designated should be in the closed position.
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