ECS X58B-A3 SLI (V1.0) Bulk Specifications download pdf (Page 29)

Installing the Motherboard

Users please note that the fan connector supports the CPU cooling fan

of 1.1A ~ 2.2A (26.4W max) at +12V.

ATX_ POWER: ATX 24-pin Power Connector

CPU_FAN/SYS_FAN: FAN Power Connector

1 GND System Ground

3 Sense Sensor

4 PWM PWM

Pin Signal Name Function

2 +12V Power +12V

ATX12V: ATX 12V Power Connector

When installing 4-pin power cable, the latch

falls on the left side of the ATX12V connec-

tor.

4-pin power cable

Pin Signal Name

4 Ground

3 Ground

2 Ground

1 Ground

Pin Signal Name

5 +12V

6 +12V

7 +12V

8 +12V

Pin Signal Name Pin Signal Name

1 +3.3V 13 +3.3V

2 +3.3V 14 -12V

3 Ground 15 Ground

4 +5V 16 PS_ON

5 Ground 17 Ground

6 +5V 18 Ground

7 Ground 19 Ground

8 PWRGD 20 -5V

9 +5VSB 21 +5V

10 +12V 22 +5V

11 +12V 23 +5V

12 +3.3V 24 Ground

PWR_FAN/NB_FAN: FAN Power Connector

Pin Signal Name Function

1 GND System Ground

2 +12V Power +12V

3 Sense Sensor

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 69 70

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ECS X58B-A3 SLI (V1.0) Bulk Specifications Page 29

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