70 AX1930 Service Guide
Mainboard Layout
This section shows the major mainboard components.
No. Label Description No. Label Description
1 ATX_12V ATX 4-pin connector 13 F_PANEL Power button/LED cable
connector
2 CPU Processor socket 14 CLR_CMOS Clear CMOS jumper
3 SYS_FAN System fan connector 15 PCIE16X PCI Express 2.0 Gen 2 x16
expansion slot
4 CPU_FAN CPU cooling fan connector 16 ME_DISABLE ME disable jumper
5 DIMM1-2 DDR3 240-pin slots 17 F_AUDIO Front panel audio jack
header
6 GPIO1 General Purpose I/O Signal 1 18 BAT1 Battery
7 GPIO2 General Purpose I/O Signal 2 19 PCIE1X_1 PCI Express 2.0 Gen 2 x1
expansion slot
8 ATX_POWE
R
Standard 24-pin power
connector
20 AUD/JACK Line in/Line Out/MIC
9 F_USB 3 Front panel USB header
(card reader)
21 USB USB 2.0 ports
10 F_USB 2 Front panel USB header 22 USBLAN RJ45 + USB ports
11 SATA5 Serial ATA connector 23 HDMI1/VGA VGA + HDMI ports
12 SATA1-2 Serial ATA connectors 24 KB/MS PS/2 keyboard + PS/2
mouse ports
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