Acer AO722, Руководство по обслуживанию

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Chapter 1 13
System Clock
Crystal and Oscillator
System Memory
System Storage
Package
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FCBGA
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Ball Count: 998 balls
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Package Size: 27 mm x 27 mm
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Ball pitch: 0.8-mm uniform pitch
Item Specification
System clock chip Built in
Package 56 pin TSSOP
Clock Synthesizer
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100Mhz for CPU
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100MHz clock buffer for PCI-E and ICH7M SATA
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96MHz ICH7M
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48Mhz for USB clock inside ICH7M
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33Mhz PCI clock for PC device, LPC
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14.31818Mhz for ICH7M and Audio
Power 3.3V
Features
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Support spread spectrum function, for reducing EMI
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Support SM bus interface
Item Specification
Features
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14.31818Mhz crystal for clock chip
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32.768Khz crystal for ICH7M and WPCE775L
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25MHZ crystal for LAN RTL8102EL
Item Specification
Memory controller Built in
Memory size 512MB or 1GB DDR2 RAM (if 2Gb die support is available)
DIMM socket number 1
Supports memory size per socket 1GB
Supports maximum memory size 1GB
Supports DIMM type DDR II 533Mhz SDRAM memory interface design
Supports DIMM Speed 533Mhz SDRAM
Item Specification
SSD
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USB or ZIF connector (PATA compatible) Interface
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2GB, 4GB or 8GB
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USB connector BTO (not user selectable)
HDD
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9.5mm height, 2.5" HDD
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Easily removable no more than two screws
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SATA bus
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80GB/100GB/120GB/160GB and above
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5400 and 7200 rpm (follow HDD roadmap)
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SATA connector BTO (not user selectable)
Item Specification