When included as a line item, the supplier shall conduct control test examinations on this item or its sub-components in accordance with the requirements of the Technical Data Package (TDP) drawing, Critical Item Specification (CIS) and this purchase order. A test plan and test schedule shall be submitted to GDLS prior to the start of test. Test failures are to be reported to GDLS within 48 hours (2 working days) of the incident. The supplier will provide GDLS with written failure analysis for approval and test program disposition (stop/continue test, retest). Test reports shall be prepared per MIL-HDBK-831 and be submitted to GDLS as scheduled. Hardware shipment of the production lot represented by the control test is not allowed prior to GDLS control test approval.