Acer Aspire 4250 Acer Aspire 4250 Notebook Service Manual - Page 36

CPU Fan True Value Table Temperature (°C) Fan Speed (RPM) Fan on = 45C; Fan Off = 42C 2350 Fan on = 50C; Fan Off = 48C 2800 Fan on = 58C; Fan Off = 56C 3100 Fan on = 63C; Fan Off = 61C 3500 Fan on = 82C; Fan Off = 80C 3850 Fan on = 92C; Fan Off = 85C 5V Throttling 50%: On =95C; Off=90C OS Shut down: 100C H/W Shut down: 105C SPL Spec (dBA) 28 31 34 37 40 N/A GPU Fan True Value Table Temperature (°C) Fan Speed (RPM) Fan on = 45C; Fan Off = 42C 2350 Fan on = 50C; Fan Off = 48C 2800 Fan on = 58C; Fan Off = 56C 3100 Fan on = 63C; Fan Off = 61C 3500 Fan on = 82C; Fan Off = 80C 3850 Fan on = 92C; Fan Off = 85C 5V Throttling 50%: On =95C; Off=90C OS Shut down: 100C H/W Shut down: 105C SPL Spec (dBA) 28 31 34 37 40 N/A System Memory Item Specification Memory controller Built in at CPU Memory size DDRIII 1333 512 MB, 1 GB, 2 GB, 4 GB DIMM socket number 2 sockets Supports memory size per socket 4 GB Supports maximum memory size 8 GB Supports DIMM type SDRAM memory interface design Note: Processor supports up to 1066 Mhz only Supports DIMM Speed 800/1066 SDRAM Support DIMM voltage 1.5V Supports DIMM package Standard 204P 1-26 Hardware Specifications and Configurations