The push hold lock must be loose, please fill out a parts request. Please include serial number and image in the parts request, so our shipping department will know exactly what they need to replace it.
Please fill out the parts request form found below and we can send you the part you need.http://coolermaster-usa.com/partrequest.php
Use the model number of the case(RC-942-KKN1) and in the description box state you need (part number) .
The serial can be found near the motherboard’s IO panel on rear of case. If you cannot find the serial number, then a copy of the invoice must be uploaded.
when done with request please provide me the parts request number so i can approve the request.