Chapter 1
13
Hardware Specifications and Configurations
Processor
Processor Specifications
CPU Fan True Value Table
•
Throttling 50%: On= 85°C; OFF=75°C
•
EC shut down at 90°C; H/W shut down(PH1) at 92°C
Item
Specification
CPU type
Intel Atom N270/N280, 1.6GHz, 512K, 533/667MHz, 2.5W
CPU package
Micro-FCBGA8 packaging, 437-pin
Core Logic
•
Intel 945GSE Express chipset
•
ICH7M Intel 82801GBM
Chipset
•
ENE KB926 for Keyboard Controller, Battery management
Unit, and RTC.
•
Integrated VGA solution for Intel 945GSE.
•
Realtek ALC272X-GR for High Definition Audio Codec.
•
Atheros AR8114A/AR8132 for 10/100 LAN
Features
•
On-die, primary 32-kB instructions cache and 24-kB write-back
data cache
•
533-MHz source-synchronous front side bus (FSB)
•
2-Threads support
•
On-die 512-kB, 8-way L2 cache
•
Support for IA 32-bit architecture
•
Intel® Streaming SIMD Extensions-2 and -3 (Intel® SSE2 and
Intel® SSE3) support and Supplemental Streaming SIMD
Extension 3 (SSSE3) support
•
Micro-FCBGA8 packaging technologies
•
Thermal management support via Intel® Thermal Monitor 1
and Intel Thermal Monitor 2
•
FSB Lane Reversal for flexible routing
•
Supports C0/C1(e)/C2(e)/C4(e)
•
L2 Dynamic Cache Sizing
•
Advanced power management features including Enhanced
Intel SpeedStep® Technology
•
Execute Disable Bit support for enhanced security
Item
CPU
Speed
Cores
Bus
Speed
Mfg
Tech
Cache
Size
Package
Core
Voltage
Acer P/N
N270
1.6 GHz
1
533 MHz
45 nm
512
KB
Micro-
FCBGA8
0.9V-
1.100V
KC.ANB01.270
N280
1.66 GHz
1
667 MHz
45 nm
512
KB
Micro-
FCBGA8
0.9V-
1.1625V
KC.ANB01.280
CPU Temperature of Diode
Fan Speed (RPM)
SPL Spec (dBA)
40
5200
26
50
5900
29
60
6300
31
Summary of Contents for eMachines eM250
Page 6: ...VI...
Page 10: ...X Table of Contents...
Page 28: ...18 Chapter 1...
Page 45: ...Chapter 2 35 3 Execute MAC BAT to write MAC information to eeprom...
Page 46: ...36 Chapter 2...
Page 52: ...42 Chapter 3 4 Lift the Memory cover up to remove 5 Lift the 3G cover up to remove...
Page 60: ...50 Chapter 3 6 Disconnect the FFC and remove the Keyboard...
Page 70: ...60 Chapter 3 4 Remove the WLAN Board from the Mainboard...
Page 78: ...68 Chapter 3 4 Lift the Thermal Module clear of the Mainboard...
Page 104: ...94 Chapter 3 3 Connect the Camera cable as shown...
Page 126: ...116 Chapter 3 4 Replace the single screw to secure the HDD in place...
Page 155: ...Chapter 5 145 Power board Item Description SW1 Power button LED1 Power LED...
Page 172: ...Appendix A 164 Model Definition and Configuration Appendix A...
Page 180: ...Appendix A 172...
Page 188: ...180 Appendix B...
Page 190: ...182 Appendix C...
Page 194: ...186...