Owner manual

Chapter 2 Product Overview
12 Reference Manual Express-HRR
Figure 2-5. Connector Locations (Top Side)
FAN1 – System Fan Top 3-pin, 0.049" (1.25mm) right-angle shrouded header
controlled by the Hardware Monitor for CPU and PCH
cooling
SW1 – PCIe Bifurcation
Switch (see Figure 2-6 on
page 13.)
Bottom 4-pin dip switch for selecting PCIe modes (positions 1,2 =
1x8, 2x4; 1,3 = reserved; 2,4 = 2x8; 3,4 = 1x16 [Default])
NOTE Pin 1 is shown as a black square on connectors in all illustrations.
Table 2-3. Module Connector and Socket Descriptions (Continued)
J6B
J6A
CN4
FAN1
Key:
J6A - Channel A SODIMM socket
J6B - Channel B SODIMM socket
FAN1 - CPU Fan
CN4 - LPC
Express-HRR_Top_Conn_a