Acer Aspire 5742 Service Guide - Page 30

CPU Fan True Value Table (UMA Tj=105) CPU Temperature Fan Speed (RPM) 60 2300 28 70 2500 31 80 2700 34 90 3000 37 85 3300 40 SPL Spec (dBA) • Throttling 50%: On= 85°C; OFF=72°C • OS shut down at 104°C; H/W shut down at 92°C CPU Fan True Value Table (DIS Tj=90) CPU Temperature Fan Speed (RPM) 57 2500 28 64 2900 31 70 3200 34 78 3600 37 85 4000 40 SPL Spec (dBA) • Throttling 50%: On= 85°C; OFF=72°C • OS shut down at 104°C; H/W shut down at 92°C CPU Fan True Value Table (UMA Tj=90) CPU Temperature Fan Speed (RPM) 57 2300 28 64 2500 31 70 2700 34 78 3000 37 85 3300 40 SPL Spec (dBA) • Throttling 50%: On= 85°C; OFF=72°C • OS shut down at 104°C; H/W shut down at 92°C System Memory Item Specification Memory controller Built in at CPU Memory size 512MB,1GB,2GB,4GB DDR3 RAM DIMM socket number 2 Supports memory size per socket 4 GB Supports maximum memory size 8 GB Supports DIMM type Support DDR III 800/1066/1333Mhz SDRAM memory interface design Supports DIMM Speed 800/1066Mhz SDRAM Support DIMM voltage +1.5V Supports DIMM package 204pin DDRIII-SO-DIMM 20 Chapter 1