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1-3 Chapter 1: Product introduction
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AT5IONT-I DELUXE 204-pin DDR3 SO-DIMM sockets
DIMM_A1
DIMM_A2
1.3 Central Processing Unit (CPU)
The motherboard comes with an onboard Dual-Core Intel
®
Atom™ D525 processor and a
specially designed CPU heatsink.
1.4 System memory
1.4.1 Overview
This motherboard comes with two Double Data Rate 3 (DDR3) Small Outline Dual Inline
Memory Modules (SO-DIMM) sockets. The gure illustrates the location of the DDR3 DIMM
sockets:
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AT5IONT-I DELUXE CPU - Atom D525
D525
1.2.2 Layout contents
Connectors/Jumpers/LED Page Connectors/Jumpers/LED Page
1.
Keyboard/mouse power and USB device
wake-up (3-pin PS2_USBPW1-4)
1-7 8. Clear RTC RAM (3-pin CLRTC) 1-6
2. Atom D525 processor 1-3 9. Internal speaker connector (4-pin SPEAKER) 1-12
3.
CPU, power, and chassis fan connectors (3-pin
CPU_FAN, 3-pin PWR_FAN, 3-pin CHA_FAN)
1-11 10. Serial ATA connectors (7-pin SATA1/2) 1-10
4. DDR3 SO-DIMM slots 1-3 11. USB connector (10-1 pin USB56) 1-11
5. USB device wake-up (3-pin USBPW56) 1-7 12. Standby power LED (SB_PWR) 1-1
6. SATA power connector (4-pin SATA_PWR1) 1-13 13. Front panel audio connector (10-1 pin AAFP) 1-12
7. System panel connector (10-1 pin F_PANEL) 1-13