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Hi. I tried to install 8GB RAM instead of 4GB. When I finished the replacement, I turned on my laptop, but the screen stayed black, no Dell logo or anything, no signs of booting at all (all the indicators were off). After 10-15 seconds it turned off by itself. After that the HDD indicator started blinking, and the other two indicators turned on. Then I removed the new RAM and installed back the old modules. But I got the same problem - the laptop doesn’t boot, there is no Dell logo. I tested both sets of RAM modules on my other laptop and they work. How do I fix this? P.S. I followed general recommendations and removed the battery before each procedure.

Turned out I was supposed to remove the CMOS battery (and press the power button for a 10 second) after upgrading the memory. It’s described on the Dell website http://www.dell.com/support/article/us/e… It works now!

Hi @albertchisu , Here’s a link to the service manual for your laptop. Scroll to p.27 to view the necessary pre-requisite steps and then the procedure to remove/replace the coin cell battery. (This is the CMOS or RTC battery)

Can you connect an external monitor? This checks to see if you just knocked the video cable loose. Do you hear any beeping? If there isn’t any, its likely not the RAM.

I got my hands on a few of these . It looked likenthey belonged to a company and were wiped. No hdd. No ram. I bought rams and hard drive . Tried everything on these post and the laptops wont boot up. They turn on the fan comes on but the laptop shuts right off. No beeping nothing. When the fan goes off the HDD nd wifi light stay on(solid) and the battery light blinks…..someone pls help