What model dell laptop ?
we've heard from Studio 17
customers who have the Core i7 processor here on Dell's Forum
places like ForumDeluxx
hearing a series of 7 beeps when they try to start their systems.
Yesterday, we posted a new Studio 17 BIOS (A05)
support.dell.com that should ensure the Studio 17 does not have this issue once
the updated BIOS is applied. For those of you who have a system that sounds a
series of 7 beeps when you try to start it, there are two solutions - one is a
DIY fix and the other is contacting Dell and having a service technician come
out and take care of it (see bottom of this post for options on contacting
The fix involves reseating the
CMOS (a.k.a. coin) battery inside the system and then (this is important)
updating the BIOS as noted above.Even if you are not experiencing beep codes,
we recommend updating to the A05 BIOS
Here is a link to the Service Manual
that will explain how to reseat the internal CMOS Battery.
You will need to remove the back plate
system, so please make sure you are comfortable performing this task.
1. Turn Off and unplug the
system and turn it bottom side up
2. Remove external main battery
from the laptop.
3. The rear plate for the system
is held on by 6 screws.
Remove all 6 screws and remove the
4. With the battery compartment
facing you, looking in the top right hand corner you will see the CMOS battery.
5. Using a minimal amount of
force and a flat tool, pry the battery gently from its seat (it is held on by
6. Unplug the battery from the
motherboard by disconnecting the white connector.
7. Wait for approximately two
minutes and then reattach the battery cable and reseat the battery.
8. Replace the rear plate and
the retaining screws and reseat the main battery.
9. Attach the AC adapter and
power on the system.
10. Update to the A05 BIOS revision
11. If a 5 beep code is heard,
switch off the system and restart it.