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HOT-541 (REV. 1)
SHUTTLE COMPUTER INTERNATIONAL, INC.
HOT-541 (REV. 1)
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Processor
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Pentium
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Processor Speed
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75/90/100/120/133MHz
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Chip Set
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Intel
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Maximum Onboard Memory
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128MB (EDO supported)
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Cache
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256/512KB
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BIOS
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AMI/Award
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Dimensions
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280mm x 220mm
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I/O Options
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32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), VRM connector, cache slot
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NPU Options
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None
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CONNECTIONS
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Function
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Label
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Function
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Label
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Serial port 1
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CN1
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Turbo switch
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JP13
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Serial port 2
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CN2
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Turbo LED
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JP14
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Parallel port
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CN3
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Green PC connector
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JP19
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Floppy drive interface
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CN4
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IDE interface LED
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JP20
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IDE interface 2
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CN5
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PS/2 mouse interface
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JP52
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IDE interface 1
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CN6
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Green PC LED
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JP74
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Speaker
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JP7
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32-bit PCI slots
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PC1 - PC4
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Power LED & keylock
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JP8
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VRM connector
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VRM
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Reset switch
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JP12
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Cache slot
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SL1
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USER CONFIGURABLE SETTINGS
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Setting
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Label
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Position
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»
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Flash BIOS voltage select 5v
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JP9
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Open
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Flash BIOS voltage select 12v
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JP9
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Pins 2 & 3 closed
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»
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CMOS memory normal operation
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JP11
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Open
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CMOS memory clear
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JP11
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Closed
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»
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On board I/O enabled
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JP59
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Pins 1 & 2 closed
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On board I/O disabled
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JP59
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Pins 2 & 3 closed
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»
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Monitor type select color
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JP71
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Closed
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Monitor type select monochrome
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JP71
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Open
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»
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Password normal operation
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JP72
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Open
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Password clear
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JP72
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Closed
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DRAM
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Size
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Bank 0
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Bank 1
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8MB
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(2) 1M x 32
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None
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8MB
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None
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(2) 1M x 32
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16MB
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(2) 2M x 32
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None
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16MB
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None
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(2) 2M x 32
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16MB
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(2) 1M x 32
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(2) 1M x 32
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24MB
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(2) 1M x 32
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(2) 2M x 32
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24MB
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(2) 2M x 32
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(2) 1M x 32
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32MB
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(2) 4M x 32
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None
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32MB
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None
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(2) 4M x 32
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32MB
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(2) 2M x 32
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(2) 2M x 32
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40MB
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(2) 1M x 32
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(2) 4M x 32
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40MB
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(2) 4M x 32
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(2) 1M x 32
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48MB
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(2) 2M x 32
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(2) 4M x 32
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48MB
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(2) 4M x 32
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(2) 2M x 32
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64MB
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(2) 8M x 32
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None
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64MB
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None
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(2) 8M x 32
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DRAM (CON’T)
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Size
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Bank 0
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Bank 1
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64MB
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(2) 4M x 32
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(2) 4M x 32
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72MB
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(2) 1M x 32
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(2) 8M x 32
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72MB
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(2) 8M x 32
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(2) 1M x 32
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80MB
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(2) 2M x 32
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(2) 8M x 32
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80MB
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(2) 8M x 32
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(2) 2M x 32
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96MB
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(2) 4M x 32
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(2) 8M x 32
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96MB
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(2) 8M x 32
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(2) 4M x 32
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128MB
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(2) 8M x 32
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(2) 8M x 32
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Note: Board accepts EDO memory.
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CACHE SIZE
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Size
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Bank 0
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Bank 1
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TAG
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SL1
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256KB (A)
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None
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(8) 32K x 8
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(1) 32K x 8
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Not installed
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256KB (B)
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None
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None
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None
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Installed
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256KB (C)
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(2) 32K x 32
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None
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(1) 32K x 8
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Not installed
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512KB (A)
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None
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(8) 64K x 8
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(1) 32K x 8
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Not installed
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CACHE JUMPER
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Size
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JP4
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256KB (A)
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Pins 2 & 3 closed
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512KB (A)
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Pins 1 & 2 closed
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CACHE VOLTAGE
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Setting
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JP32
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Mixed mode
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Pins 1 & 2 closed
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3.3v
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Pins 2 & 3 closed
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CPU SPEED
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Setting
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JP15
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JP16
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75MHz
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Open
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Open
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90MHz
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Closed
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Closed
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100MHz
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Open
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Closed
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120MHz
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Closed
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Closed
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133MHz
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Open
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Closed
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AT BUS CLOCK SPEED
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System clock
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AT bus clock
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JP18
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50MHz
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6.25MHz
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Pins 2 & 3 closed
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50MHz
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8.33MHz
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Pins 1 & 2 closed
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60MHz
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7.5MHz
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Pins 2 & 3 closed
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60MHz
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10MHz
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Pins 1 & 2 closed
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66MHz
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8.25MHz
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Pins 2 & 3 closed
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66MHz
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11MHz
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Pins 1 & 2 closed
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CPU MULTIPLIER
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Setting
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JP3
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JP58
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1.5x
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Open
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Open
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2x
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Closed
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Open
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2.5x
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Closed
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Closed
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3x
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Open
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Closed
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CPU VOLTAGE
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Setting
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J8
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J9
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J10
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3.3v
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Closed
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Open
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Open
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3.4v
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Open
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Closed
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Open
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3.6v
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Open
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Open
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Closed
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VRM CONNECTOR
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Setting
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JP50
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JP51
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JP56
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JP57
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On board regulator installed
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1 & 3, 2 & 4
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Open
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Closed
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Closed
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Add on VRM installed at VRM
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Open
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1 & 3, 2 & 4
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Open
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Open
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On board regulator and add on VRM installed at VRM
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Open
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Open
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Closed
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Closed
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Note: Pins designated should be in the closed position.
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DMA CHANNEL
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Setting
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JP60
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JP61
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DMA1
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Pins 1 & 2 closed
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Pins 1 & 2 closed
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DMA3
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Pins 2 & 3 closed
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Pins 2 & 3 closed
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PS/2 MOUSE
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Setting
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JP52
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12-pin header
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Pins 2, 3, 4, 5, 6, 8, 9, 10, 11, 12 closed
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6-pin mini
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Pins 1 - 6 closed
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