Step 1 問題定義 /改善主題與目標設定
Problem definition / Improvement subject & Target setup
General Information
No. | Item | Information |
1 | Customer (Site) | Xuhong |
2 | Panel Source | RMA |
3 | RMA No. | 752512101970 |
4 | Customer Complain | V block |
5 | Project Name/AUO Model (Week Code) | 旭虹/G104STN01 V0 (25/21) |
6 | AUO S/N(MFG Site | 2835CB00GSZZZS0101 (S01) |
7 | Receive/Finish Date | 2025-8-29 / 2025-9-3 |
8 | Receive Q’ty | 1 |
9 | Defect rate | (Still waiting for feedback) |
10 | Customer:1.RA or Aging test 2.Reject site | Line reject |
11 | History | Have No Repair History In MA Process |
Step 2 現狀分析
Fact & Data Finding analysis
Failure description
Step 3真因分析與驗證
Root cause analysis and verification
How :
1. 使用AU治具點亮正常，發現V block；
How :
2.確認G104STN01 V0 LCD外觀無明顯異常；
How :
1. 確認V block對應的IC bonding NG；
Summary
1. 使用AU治具點亮正常，發現V block；
2. 確認LCD外觀無明顯異常；
3. 確認V block對應的IC bonding NG；
Conclusion
V block為IC bonding NG導致。
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