HP Dc7100 Getting Started - Business Desktops - Enhanced for Accessibility - Page 31

Getting Started Diagnostic Front Panel LEDs and Audible Codes Activity Possible Beeps Cause Recommended Action Red Power LED 5 flashes five times, once every second, followed by a two second pause. The beeps continue for five iterations, then stop. The LED flashes continue until the problem is resolved. Pre-video memory error 1. Reseat DIMMs. Power on the system. 2. Replace DIMMs one at a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Replace the system board. Red Power LED 6 flashes six times, once every second, followed by a two second pause. The beeps continue for five iterations, then stop. The LED flashes continue until the problem is resolved. Pre-video graphics error. For systems with a graphics card: 1. Reseat the graphics card. Power on the system. 2. Replace the graphics card. 3. Replace the system board. For systems with integrated graphics, replace the system board. Getting Started www.hp.com 27