User manual

vii
Contents
Chapter 1 Getting Started .................................................2
1.1 Mainboard Specifications.................................................. 2
1.2 Mainboard Layout............................................................. 4
Figure 1.1 AIMB-250 Series Mini ITX Mainboard... 4
Chapter 2 Hardware Setup ...............................................6
2.1 Quick Components Guide................................................. 6
Figure 2.1 Quick Components Guide ........................ 6
2.2 CPU (Central Processing Unit) ......................................... 7
2.2.1 CPU & Cooler Set Installation........................................ 7
2.3 Memory........................................................................... 10
2.3.1 Installing DDRII Modules ............................................ 10
2.4 Power Supply .................................................................. 11
2.4.1 ATX 20-Pin System Power Connector: ATX1............. 11
Figure 2.2 ATX 20-Pin System Power Connector:
ATX1 ................................................... 11
Table 2.1 ATX1 Pin Definition .............................. 11
2.5 Back Panel....................................................................... 12
Figure 2.3 Back Panel .............................................. 12
Table 2.2 LAN (RJ-45) Jack................................... 13
2.6 Connectors....................................................................... 14
2.6.1 Chassis Intrusion Switch Connector: JCI1 ................... 14
Figure 2.4 Chassis Intrusion Switch Connector: JCI1
................................................................ 14
2.6.2 44-Pin EIDE Connector: IDE1 ..................................... 14
Figure 2.5 44-Pin EIDE Connector: IDE1............... 14
2.6.3 Serial ATA Connectors: SATA1, SATA2.................... 15
Figure 2.6 Serial ATA Connectors: SATA1, SATA2
................................................................ 15
2.6.4 Audio Amplifier Connector: JAMP1............................ 15
Figure 2.7 Audio Amplifier Connector: JAMP1 ..... 15
Table 2.3 JAMP1Pin Definition ............................. 15
2.6.5 Front Audio Connector: JAUD1................................... 16
Figure 2.8 Front Audio Connector: JAUD1............. 16
Table 2.4 JAUD1 Pin Definition ............................ 16
2.6.6 Fan Power Connectors: CPUFAN1, SYSFAN1........... 17
Figure 2.9 Fan Power Connectors: CPUFAN1,
SYSFAN1 ............................................ 17
2.6.7 Front Panel Connector: JFP1 ........................................ 18
Figure 2.10 Front Panel Connector: JFP1.................. 18
Table 2.5 JFP1 Pin Definition ................................ 18
2.6.8 Serial Port Connector: J2 .............................................. 19