A55F2-M4 USER MANUAL
3
Motherboard Components
Table of Motherboard Components
LABEL
COMPONENTS
1. CPU Socket
Socket FM2 for AMD A series processors
2. SYS_FAN
System cooling fan connector
3. CPU_FAN
CPU cooling fan connector
4. DDR3_1~2
240-pin DDR3 SDRAM slots
5. ATX_POWER
Standard 24-pin ATX power connector
6. SATA1~4
Serial ATA 3Gb/s connectors
7. F_PANEL
Front panel switch/LED header
8. CLR_CMOS
Clear CMOS jumper
9. F_USB1~2
Front panel USB 2.0 headers
10. USBPWR_F
Front panel USB power select jumper
11. COM
Serial port header
12. SPDIFO
SPDIF out header
13. CASE
Case open header
14. F_AUDIO
Front panel audio header
15. SPK
Speaker header
16. LDC
Debug Card header
17. PCIE1
PCI Express x1 slots
18. PCIEX16
PCI Express slot for graphics interface
19. USBPWR_R
Rear USB/PS2 power select jumper
20. ATX12V
4-pin +12V power connector
