Acer Altos R520 M2 Series User Manual page 33

No. Code
20 U82
21 ATX_12V1
22 SATA5
23 SATA4
24 SATA1
25 SATA0
26 SSI_2X4P1
27 SGPIO_JP1
28 SGPIO_JP2
29 USB_A1
30 SATA3
31 SATA2
32 PSMI1
33 U60
34 F_USB2
35 CLR_RTC
36 CLR_CMOS
37 BAT
Description
Intel 5520 chipset
24-pin power connector
SATA 5 connector
SATA 4 connector
SATA 1 connector
SATA 0 connector
8-pin power connector
SGPIO connector for backplane SAS/SATA
connector 1
SGPIO connector for backplane SAS/SATA
connector 2
USB type A connector
SATA 3 connector
SATA 2 connector
PSMI (power supply management interface)
connector
Intel ICH10R
Front USB cable connector
Clear RTC jumper
Close 1-2: Normal operation (default)
Close 2-3: Clear RTC status
Clear CMOS jumper
Close 1-2: Normal operation (default)
Close 2-3: Clear CMOS
CMOS battery
15