Biostar TA990FXE Setup Manual - Page 13
ATXPWR1: ATX Power Source Connector, PCI1/PCI2: Peripheral Component Interconnect Slots - power supply
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TA990FXE ATXPWR1: ATX Power Source Connector This connector allows user to connect 24-pin power connector on the ATX power supply. 12 24 1 13 Pin 13 14 15 16 17 18 19 20 21 22 23 24 Note: Assignment +3.3V -12V Ground PS_ON Ground Ground Ground NC +5V +5V +5V Ground Pin Assignment 1 +3.3V 2 +3.3V 3 Ground 4 +5V 5 Ground 6 +5V 7 Ground 8 PW_OK 9 Standby Voltage+5V 10 +12V 11 +12V 12 +3.3V Before you power on the system, please make sure that both ATXPWR1 and ATXPWR2 connectors have been plugged-in. PCI1/PCI2: Peripheral Component Interconnect Slots PCI stands for Peripheral Component Interconnect, and it is a bus standard for expansion cards. This PCI slot is designated as 32 bits. PCI1 PCI2 11
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TA990FXE
11
ATXPWR1: ATX Power Source Connector
This connector allows user to connect 24-pin power connector on the ATX
power supply.
1
12
13
24
Pin
Assignment
Pin
Assignment
13
+3.3V
1
+3.3V
14
-12V
2
+3.3V
15
Ground
3
Ground
16
PS_ON
4
+5V
17
Ground
5
Ground
18
Ground
6
+5V
19
Ground
7
Ground
20
NC
8
PW_OK
21
+5V
9
Standby Voltage+5V
22
+5V
10
+12V
23
+5V
11
+12V
24
Ground
12
+3.3V
Note:
Before you power on the system, please make sure that both ATXPWR1 and ATXPWR2
connectors have been plugged-in.
PCI1/PCI2: Peripheral Component Interconnect Slots
PCI stands for Peripheral Component Interconnect, and it is a bus standard for
expansion cards. This PCI slot is designated as 32 bits.
PCI2
PCI1