2 . CPU fan mode selection (3-pin FM_CPU1, FM_CPU2)

These jumpers allow you to connect either a 3-pin or a 4-pin fan cable plug to the CPU fan connectors (CPU_FAN1, CPU_FAN2). Set these jumpers to pins 1-2 if you are using a 3-pin fan cable plug, or to pins 2-3 if you are using a 4-pin plug.

P5CR-LS

FM_CPU1

 

2

1

3

2

 

DC mode

PWM

 

 

 

(Default)

 

FM_CPU2

 

 

1

2

 

 

2

3

DC mode

PWM

 

 

 

(Default)

P5CR-VM FM_CPU Setting

3 . USB device wake-up (3-pin USBPW12, USBPW34, USBPW56, USBPW78)

Set these jumpers to +5V to wake up the computer from S1 sleep mode using the connected USB devices. Set to +5VSB to wake up from S4 sleep mode (no power to CPU, DRAM power supply in reduced power mode).

 

USBPW12

 

 

 

 

2

1

3

2

 

 

 

+5V

+5VSB

 

 

 

(Default)

 

 

 

 

 

 

USBPW34

 

USBPW56

 

2

1

3

2

USBPW78

 

 

 

 

 

 

 

1

2

2

3

P5CR-LS

 

 

 

 

 

 

+5V

+5VSB

 

 

 

(Default)

 

 

 

 

 

P5CR-VM USB device wake-up

 

 

 

+5V

+5VSB

(Default)

¥ The USB device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB port; otherwise, the system would not power up.

¥The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode.

ASUS P5CR-VM

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