Asrock a790gx128m-2144 用户指南
2
22
22
ASRock
A790GX/128M
Motherboard
EnglishEnglishEnglishEnglishEnglish
Motherboard Layout
Motherboard Layout
Motherboard Layout
Motherboard Layout
Motherboard Layout
1
PS2_USB_PW1 Jumper
21
Chassis Speaker Header
2
ATX 12V Power Connector (ATX12V1)
(SPEAKER 1, Purple)
3
CPU Heatsink Retention Module
22
Chassis Fan Connector (CHA_FAN1)
4
AM2 940-Pin CPU Socket
23
USB 2.0 Header (USB8_9, Blue)
5
CPU Fan Connector (CPU_FAN1)
24
USB 2.0 Header (USB6_7, Blue)
6
2 x 240-pin DDR2 DIMM Slots
25
SPI Flash Memory (8Mb)
(Dual Channel A: DDRII_1, DDRII_2; Yellow)
26
USB 2.0 Header (USB10_11, Blue)
7
2 x 240-pin DDR2 DIMM Slots
27
Infrared Module Header (IR1)
(Dual Channel B: DDRII_3, DDRII_4; Orange)
28
Floppy Connector (FLOPPY1)
8
ATX Power Connector (ATXPWR1)
29
Serial Port Connector (COM1)
9
Primary IDE Connector (IDE1, Blue)
30
Front Panel Audio Header
10
North Bridge Fan Connector (NB_FAN1)
(HD_AUDIO1, Lime)
11
Clear CMOS Jumper (CLRCMOS1)
31
Internal Audio Connector: CD1 (Black)
12
PCI Express x1 Slot (PCIE3; Green)
32
HDMI_SPDIF Header
13
Southbridge Controller
(HDMI_SPDIF1, Yellow)
14
Fifth SATAII Connector (SATAII_5, Red)
33
PCI Slots (PCI1- 2)
15
Sixth SATAII Connector (SATAII_6, Red)
34
PCI Express 2.0 x16 Slot
16
Primary SATAII Connector (SATAII_1, Red)
(PCIE2; Orange)
17
Third SATAII Connector (SATAII_3, Red)
35
PCI Express 2.0 x16 Slot (PCIE1; Green)
18
Fourth SATAII Connector (SATAII_4, Red)
36
Northbridge Controller
19
System Panel Header (PANEL1, Orange)
37
Power Fan Connector (PWR_FAN1)
20
Secondary SATAII Connector (SATAII_2, Red)