Cpu Fan True Value Table; System Memory; Memory Combinations - Acer Aspire E1-421 Service Manual

Acer aspire e1-421 notebook service guide
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CPU Fan True Value Table

Temperature (°C)
Fan on = 40°C; Fan Off = 35°C
Fan on = 50°C; Fan Off = 45°C
Fan on = 62°C; Fan Off = 55°C
Fan on = 74°C; Fan Off = 68°C
Fan on = 86°C; Fan Off = 80°C
Fan on = 95°C; Fan Off = 90°C
Throttling 50%: On =97°C; Off=93°C
OS Shut down: 103°C
H/W Shut down: 105°C

System Memory

Item
Memory controller
Memory size
DIMM socket number
Supports memory size per socket
Supports maximum memory size
Supports DIMM type
Supports DIMM Speed
Support DIMM voltage
Supports DIMM package

Memory Combinations

Slot 1 (MB)
0
2048
2048
4096
0
4096
Hardware Specifications and Configurations
Fan Speed (RPM)
2400
2600
3000
3300
3600
5V
Built in at CPU
DDR3 800/1066/1333 2 GB (256 Meg x 64), 4 GB (512
Meg x 64)
2 sockets
4 GB
8 GB
SDRAM memory interface design
Note: Processor supports up to 1333 Mhz only
800/1066/1333 SODIMM
1.5V±0.075V
Standard JEDEC 204-pin
Slot 2 (MB)
2048
0
2048
0
4096
4096
SPL Spec (dBA)
28
31
34
37
40
N/A
Specification
Total Memory (MB)
2048
2048
4096
4096
4096
8192
1-25

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