HP dx6120 HP Business Desktop dx6100 Series Personal Computers Service Referen - Page 234
Invalid ROM, Desktop Management Guide, Documentation
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Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes six times, once every second, followed by a two second pause and the computer beeps six times. Beeps stop after fifth iteration but LEDs continue until problem is resolved. 6 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. Red Power LED flashes seven times, once every second, followed by a two second pause and the computer beeps seven times. Beeps stop after fifth iteration but LEDs continue until problem is resolved. 7 System board failure (ROM detected failure prior to video). Replace the system board. Red Power LED flashes eight times, once every second, followed by a two second pause and the computer beeps eight times. Beeps stop after fifth iteration but LEDs continue until problem is resolved. 8 Invalid ROM based on bad checksum. 1. Reflash the ROM using a ROMPaq diskette. See the "ROM Flash" section of the Desktop Management Guide on the Documentation CD. 2. Replace the system board. Red Power LED flashes nine times, once every second, followed by a two second pause and the computer beeps nine times. Beeps stop after fifth iteration but LEDs continue until problem is resolved. 9 System powers on 1. Check that the voltage selector, but is unable to located on the rear of the power boot. supply (some models), is set to the appropriate voltage. Proper voltage setting depends on your region. 2. Replace the system board. 3. Replace the processor. D-32 361293-003 Service Reference Guide, dx6100