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ATC-1020+
A-TREND TECHNOLOGY CORPORATION
ATC-1020+
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Processor
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CX M1/AM K5/AM K6/Pentium
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Processor Speed
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75/90/100/120/133/150/166/180/200/233MHz
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Chip Set
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Intel
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Video Chip Set
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None
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Maximum Onboard Memory
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128MB (EDO supported)
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Maximum Video Memory
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None
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Cache
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256/512KB
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BIOS
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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 port, serial ports (2), USB connector, IR connector
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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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Floppy drive interface
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CN1
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Reset switch
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J1/pins 1 & 2
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Parallel port
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CN2
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Green PC connector
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J1/pins 4 & 5
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Serial port 1
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CN3
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Turbo LED
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J1/pins 7 & 8
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Serial port 2
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CN4
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IDE interface LED
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J1/pins 10 & 11
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USB connector
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CN5
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Speaker
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J1/pins 12 - 15
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IDE interface 1
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CN6
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Power LED
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J1/pins 17 - 19
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IDE interface 2
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CN7
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Chassis fan power
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J2
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PS/2 mouse port
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CN8
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32-bit PCI slots
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PC1 – PC4
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IR connector
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CN9
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Cache slot
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SL1
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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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CMOS memory normal operation
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JP8
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Open
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CMOS memory clear
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JP8
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Closed
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»
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Flash BIOS update disabled
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JP19
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Pins 2 & 3 closed
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Flash BIOS update enabled
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JP19
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Pins 1 & 2 closed
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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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8MB
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(2) 1M x 36
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None
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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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24MB
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(2) 2M x 36
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(2) 1M 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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40MB
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(2) 4M x 36
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(2) 1M x 36
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48MB
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(2) 4M x 36
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(2) 2M 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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72MB
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(2) 8M x 36
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(2) 1M x 36
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80MB
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(2) 8M x 36
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(2) 2M x 36
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96MB
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(2) 8M 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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Note: Board accepts EDO memory. Banks are interchangeable.
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DIMM CONFIGURATION
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Size
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Bank 2
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8MB
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(1) 1M x 64
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16MB
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(1) 2M x 64
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32MB
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(1) 4M x 64
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64MB
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(1) 8M x 64
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Note: Do not install SIMMs & DIMMS at the same time.
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CACHE CONFIGURATION
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Size
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Bank 0
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SL1
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TAG
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256KB
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(2) 32K x 8
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Not installed
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(1) 16K/32K x 8
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256KB
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None
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256KB module installed
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(1) 16K/32K x 8
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512KB
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(2) 64K x 32
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Not installed
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(1) 16K/32K x 8
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512KB
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None
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512KB module installed
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(1) 16K/32K x 8
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CACHE TAG CONFIGURATION
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Setting
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JP17
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Enabled
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Closed
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Disabled
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Open
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CPU SPEED SELECTION (CYRIX)
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CPU speed
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Clock speed
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Multiplier
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JP4
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JP5
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JP6
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JP7
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JP9
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JP10
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120MHz
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50MHz
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2x
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Closed
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Open
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Open
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Open
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1 & 2
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2 & 3
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133MHz
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55MHz
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2x
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Closed
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Closed
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Closed
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N/A
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1 & 2
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2 & 3
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150MHz
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60MHz
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2x
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Closed
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Closed
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Open
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Closed
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1 & 2
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2 & 3
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166MHz
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66MHz
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2x
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Closed
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Open
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Closed
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Closed
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1 & 2
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2 & 3
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200MHz
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75MHz
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2x
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Open
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Closed
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Closed
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N/A
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1 & 2
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2 & 3
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Note: Pins designated should be in the closed position.
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CPU SPEED SELECTION (AMD K5)
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CPU speed
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Clock speed
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Multiplier
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JP4
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JP5
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JP6
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JP7
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JP9
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JP10
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75MHz
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50MHz
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1.5x
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Closed
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Open
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Open
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Open
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1 & 2
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1 & 2
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90MHz
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60MHz
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1.5x
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Closed
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Closed
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Open
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Closed
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1 & 2
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1 & 2
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100MHz
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66MHz
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1.5x
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Closed
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Open
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Closed
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Closed
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1 & 2
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1 & 2
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120MHz
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60MHz
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1.5x
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Closed
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Closed
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Open
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Closed
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1 & 2
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1 & 2
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133MHz
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66MHz
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1.5x
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Closed
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Open
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Closed
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Closed
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1 & 2
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1 & 2
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150MHz
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60MHz
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1.5x
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Closed
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Closed
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Open
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Closed
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1 & 2
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1 & 2
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166MHz
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66MHz
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2.5x
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Closed
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Open
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Closed
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Closed
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2 & 3
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2 & 3
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Note: Pins designated should be in the closed position.
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CPU SPEED SELECTION (AMD K6)
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CPU speed
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Clock speed
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Multiplier
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JP4
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JP5
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JP6
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JP7
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JP9
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JP10
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166MHz
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66MHz
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2.5x
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Closed
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Open
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Closed
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Closed
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2 & 3
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2 & 3
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200MHz
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66MHz
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3x
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Closed
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Open
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Closed
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Closed
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2 & 3
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1 & 2
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233MHz
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66MHz
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3.5x
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Closed
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Open
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Closed
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Closed
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1 & 2
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1 & 2
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Note: Pins designated should be in the closed position.
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CPU SPEED SELECTION (INTEL)
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CPU speed
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Clock speed
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Multiplier
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JP4
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JP5
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JP6
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JP7
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JP9
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JP10
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75MHz
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50MHz
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1.5x
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Closed
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Open
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Open
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Open
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1 & 2
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1 & 2
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90MHz
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60MHz
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1.5x
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Closed
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Closed
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Open
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Closed
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1 & 2
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1 & 2
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100MHz
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66MHz
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1.5x
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Closed
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Open
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Closed
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Closed
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1 & 2
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1 & 2
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120MHz
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60MHz
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2x
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Closed
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Closed
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Open
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Closed
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1 & 2
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2 & 3
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133MHz
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66MHz
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2x
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Closed
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Open
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Closed
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Closed
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1 & 2
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2 & 3
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150MHz
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60MHz
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2.5x
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Closed
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Closed
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Open
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Closed
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2 & 3
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2 & 3
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166MHz
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66MHz
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2.5x
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Closed
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Open
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Closed
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Closed
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2 & 3
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2 & 3
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180MHz
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60MHz
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3x
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Closed
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Closed
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Open
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Closed
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2 & 3
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1 & 2
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200MHz
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66MHz
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3x
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Closed
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Open
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Closed
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Closed
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2 & 3
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1 & 2
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233MHz
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66MHz
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3.5x
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Closed
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Open
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Closed
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Closed
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1 & 2
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1 & 2
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Note: Pins designated should be in the closed position.
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CPU VOLTAGE SELECTION
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Voltage
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JP11
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2.8v
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Pins 9 & 10 closed
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2.9v
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Pins 7 & 8 closed
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3.2v
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Pins 5 & 6 closed
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3.3v
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Pins 3 & 4 closed
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3.5v
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Pins 1 & 2 closed
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