Asrock ad2550ru3s3 用户手册

Follow the procedures below to troubleshoot your system.

 

Always unplug the power cord before adding, removing or changing 

 

any hardware components. Failure to do so may cause physical 

 

injuries to you and damages to motherboard components.

1. Disconnect the power cable and check whether the PWR LED is off.
2. Unplug all cables, connectors and remove all add-on cards from the 
    motherboard. Make sure that the jumpers are set to default settings.
3. Confirm that there are no short circuits between the motherboard 
    and the chassis.
4. Install a CPU and fan on the motherboard, then connect the chassis 
    speaker and power LED.

1. Confirm that there are no short circuits between the motherboard 
    and the chassis.
2. Make sure that the jumpers are set to default settings.
3. Check the settings of the 115V/230V switch on the power supply.
4. Verify if the battery on the motherboard provides ~3VDC. Install a 
    new battery if it does not.

1. Try replugging the monitor cables and power cord.
2. Check for memory errors.

1. Verify that the DIMM modules are properly seated in the slots.
2. Use recommended DDR3 1600/1333/1066 ECC DIMMs.
3. If you have installed more than one DIMM modules, they should be 
    identical with the same brand, speed, size and chip-type.
4. Try inserting different DIMM modules into different slots to identify