Our IT team will run a diagnostic check on your laptop before replacing any parts.

在更換任何零件之前，我們的資訊團隊會先對你的筆電進行診斷檢查。

The service technician used a diagnostic tool to find out why the delivery truck stalled.

維修技師用診斷工具找出送貨卡車熄火的原因。

Please complete the diagnostic survey so we can identify problems with our customer support process.

請填寫這份診斷問卷，讓我們找出客服流程中的問題。