English 8D reportRevision HistoryInitial submission23-Mar-16Interim submission12-Apr-16 D0 Problem SummaryDate of Complaint23-Mar-16Date samples received at factoryNAType of ComplaintSupplierCustomer

: 15 pieces in total.

3.2 To hold the affected batch and stop the shipment of the productResp: RyderDue: 23-Mar-16Status: CompletedResults: Ryder has held the affected batch and stopped the shipment of the product.

3.3 To initiate a 100% inspection for the remaining inventory of the affected batchResp: Site QEDue: 23-Mar-16Status: CompletedResults: A 100% inspection for the remaining inventory of the affected batch has been initiated and completed, and no further issues were found.

3.4 To inform the customer of the issue and the actions takenResp: CBU1 QEDue: 23-Mar-16Status: CompletedResults: The customer (Silicon Labs) has been informed of the issue and the actions taken.

3.5 To investigate the root cause of the issueResp: Site QEDue: 30-Mar-16Status: In progressResults: The root cause investigation is currently ongoing and will be reported in the next update.

3.6 To implement corrective actions to prevent recurrenceResp: Site QEDue: 15-Apr-16Status: Not startedResults: Corrective actions will be implemented based on the results of the root cause investigation.

D4. Root Cause Analysis

The root cause analysis is currently ongoing and will be reported in the next update.

D5. Corrective Actions

Corrective actions will be implemented based on the results of the root cause investigation.

D6. Verification of Effectiveness

Verification of effectiveness will be conducted after the corrective actions are implemented.

D7. Preventive Actions

Preventive actions will be implemented based on the results of the root cause investigation to prevent similar issues from occurring in the future.

D8. Conclusion

The issue of IC shifting in batch 160125 of ETRX-357-LRS modules has been identified and contained. The root cause investigation is ongoing, and corrective and preventive actions will be implemented as necessary. Verification of effectiveness will be conducted after the corrective actions are implemented