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20 Chapter 1
CPU Fan True Value Table
• Throttling 50%: On =93C; Off=85C
• OS Shut down: 105C
• H/W Shut down: 110C
Fan default: 3.5V
BIOS ROM
System Clock
Crystal and Oscillator
Level Fan On Temp. Fan Off Temp. RPM Throttling dB(A)
0 50 45 2300 31
1 60 55 2600 34
2 70 65 2800 37
3 80 75 3100 40
Item Specification
BIOS Vendor Phoenix
BIOS Version 3120
BIOS ROM Type W25X16AVSSIG
BIOS ROM Size 16 MB
BIOS Package 8 PIN SOIC
Supported Protocols SPI
BIOS Password control Set by setup manual
Item Specification
Chipset Silego SLG8SP512K05
Features
• 200/166Mhz for CPU, GMCH
• 100MHz clock buffer for GMCH, ICH8M and PCI-E device, SATA, Docking
station
• 96MHz GMCH
• 48Mhz for USB clock inside ICH8M
• 33Mhz PCI clock for PCI device, LPC
• 14.31818Mhz for ICH8M
• Support spread spectrum function, for reducing EMI
• Support SM bus interface.
Power 3.3V
Package 64 pin TSSOP
Item Specification
Features
• 14.31818Mhz crystal for clock chip
• 32.768Khz crystal for RTC inside ICH9M and EC/ WPC775LDG
• 25MHZ crystal for Atheros LAN controller AR8121