Acer ASPIRE 4252, Руководство по обслуживанию

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18 Chapter 1
CPU Fan True Value Table (CPU)
Throttling 50%: On= 95°C; OFF=90°C
OS shut down at 105°C; H/W shut down at 105°C
CPU Fan True Value Table (GPU)
Throttling 50%: On= 85°C; OFF=80°C
OS shut down at 90°C; H/W shut down at 90°C
System Memory
Fan On (Celsius) Fan Off (Celsius) RPM
45 42 2350
50 48 2800
58 56 3100
63 61 3500
82 80 3850
92 85 max (5V)
Fan On (Celsius) Fan Off (Celsius) RPM
45 42 2350
50 48 2800
58 56 3100
63 61 3500
82 80 3850
92 85 max (5V)
Item Specification
Memory controller RS880M
Memory size 0MB (no on-board memory)
DIMM socket number 2 sockets
Supports memory size per socket 8 GB
Supports maximum memory size 8GB maximum per one DIMM
Supports DIMM type JEDEC 204-pin DDR3-800/1066 SODIMM for PC3-10600/ PC3-
8500/ PC3-6400
Supports DIMM speed 1.87ns @ CL = 7 (DDR3-1066)
1.87ns @ CL = 8 (DDR3-1066)
2.5ns @ CL = 5 (DDR3-800)
2.5ns @ CL = 6 (DDR3-800)
Supports DIMM voltage 1.5V +/- 0.075V
Supports DIMM package 204-pin SODIMM, 67.75”x 30.15”x 3.8”(Max)
Memory module combinations You can install memory modules in any combinations as long as
they match the above specifications.