A 4 beep error code indicates a memory read / write failure.
Disconnect the power to the laptop and try reseating (remove/replace) the memory module and check if that resolves the problem.
-
Here's the [https://dl.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-15-3521_owner%27s%20manual_en-us.pdf|owner manual] for the laptop that may help.
+
Here's the [link|https://dl.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-15-3521_owner%27s%20manual_en-us.pdf|owner manual] for the laptop that may help.
Go to p.15 to view the procedure. Assuming that the battery is still not installed, you can skip the pre-requisite step.
-
If it is still no good after trying this it may be a faulty memory module. According to the [https://dl.dell.com/content/manual31916909-inspiron-15-3521-setup-and-specifications.pdf?language=en-us|specifications] it uses DDR4 2400 SODIMM ram.
+
If it is still no good after trying this it may be a faulty memory module. According to the [link|https://dl.dell.com/content/manual31916909-inspiron-15-3521-setup-and-specifications.pdf?language=en-us|specifications] it uses DDR4 2400 SODIMM ram, 8GB max.
Try inserting a new compatible ram module and check if it works OK. If not then there's a problem on the motherboard
A 4 beep error code indicates a memory read / write failure.
Disconnect the power to the laptop and try reseating (remove/replace) the memory module and check if that resolves the problem.
-
Here's the https://dl.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-15-3521_owner%27s%20manual_en-us.pdf|owner manual] for the laptop that may help.
+
Here's the [https://dl.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-15-3521_owner%27s%20manual_en-us.pdf|owner manual] for the laptop that may help.
Go to p.15 to view the procedure. Assuming that the battery is still not installed, you can skip the pre-requisite step.
-
If it is still no good after trying this it may be a faulty memory module. According to the https://dl.dell.com/content/manual31916909-inspiron-15-3521-setup-and-specifications.pdf?language=en-us|specifications] it uses DDR4 2400 SODIMM ram.
+
If it is still no good after trying this it may be a faulty memory module. According to the [https://dl.dell.com/content/manual31916909-inspiron-15-3521-setup-and-specifications.pdf?language=en-us|specifications] it uses DDR4 2400 SODIMM ram.
Try inserting a new compatible ram module and check if it works OK. If not then there's a problem on the motherboard
Hi @t1oug6kbgzez56e
A 4 beep error code indicates a memory read / write failure.
Disconnect the power to the laptop and try reseating (remove/replace) the memory module and check if that resolves the problem.
Here's the https://dl.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-15-3521_owner%27s%20manual_en-us.pdf|owner manual] for the laptop that may help.
Go to p.15 to view the procedure. Assuming that the battery is still not installed, you can skip the pre-requisite step.
If it is still no good after trying this it may be a faulty memory module. According to the https://dl.dell.com/content/manual31916909-inspiron-15-3521-setup-and-specifications.pdf?language=en-us|specifications] it uses DDR4 2400 SODIMM ram.
Try inserting a new compatible ram module and check if it works OK. If not then there's a problem on the motherboard