HP Compaq dc7100 Desktop PC red light is blinking but is not beeping

Abhinandan Patil

• 589 Answers
• Posted on Dec 27, 2008

SOURCE: HP COMPAQ D530 RED BLINKING LIGHT WITH BEEPING SOUNDS

if it is a long beep then check ur ram, try cleaning ram. if not solved then there may be problem with ur ram try changing ur ram.

if it is short beep and if you have a display card installed check the display card

SOURCE: when i on my pc

first remove the cover of your computer after switching off the system and removing the power plug the power the system and see whether the processor fan is working if not power off the system and remove the 24 pin connector from the smps to the motherboard and short the green and black pin of the conector from the smps and see the smps fan is working if not replace the smps if working then remove the memory from the slot and clean them or change the memory to which match the dimm slot an connect the connector and switch on the computer

SOURCE: HP Compaq dc7100 PC Desktop red led beeps 5 times

RTC of ram controller chiip is bad