Acer Altos R500 - Manual (Page 51)

41
FAN3 Rear system fan connector
JK1 LAN jack (RJ-45)
Upper: LAN1
Lower: LAN2
JK2 LAN jack (RJ-45)
Upper: LAN3
Lower: LAN4
PCI1 64-bit/66 MHz PCI slot (debug only,
optional)
SW1 Service LED switch
SW2 Password switch (optional)
SW3 CPU frequency switch (optional)
U11/U18/
U24/U29 Intel 82550 LAN chipsets
U17 Server Works HE-SL chipset (north bridge)
U46 ATI RageXL VGA chipset
U50 Winbond IPMI chipset (W83910F)
U53 Server Works CIOB2 chipset (I/O bridge)
U54 Server Works CSB5 chipset (south bridge)
U55 NS PC87417 Super I/O chipset
U57 Adaptec AIC-7899 chipset
U75 Winbond firmware socket
U80 System BIOS firmware socket
Item Description
aa r500.book Page 41 Thursday, September 20, 2001 11:06 AM