HP Rp5000 Getting Started (3rd Edition) - Page 27

Getting Started Diagnostic Front Panel LEDs and Audible Codes Activity Red Power LED lights up. Beeps None Possible Cause Processor not installed (not an indicator of bad processor). Red Power LED flashes four times, once every second, followed by a two-second pause. None Power failure (power supply is overloaded). Recommended Action 1. Check to see that the processor is present. 2. Reseat the processor. 1. Check that the voltage selector, located on the rear of the power supply, is set to the appropriate voltage. Proper voltage setting depends on your region. 2. Open the hood and ensure the 4-wire power supply cable is seated into the connector on the system board. Getting Started www.hp.com 23