【资料简介】
【资料截图】
【资料目录】
Mate20RS TOP Failure Maintenance Guide V1.0 Prepared By: Device Spare-Parts Repair Dept Reviewed By: Repair Engineering Dept Approved By: Global Service Dept Date: Date: Date: 2018/9/14 2018/9/18 2018/9/21 Notes 1. The tested values of resistance, impedance, and diode in this guide are for your reference only. 2. The tested values vary by test equipment. Compare the tested values to those of a good PCBA when in use. 3. In this maintenance guide, the test voltage mode is set to 5 V and the test resistance mode is set to 2 W. Mate20 RS top(1).xlsx Contents 1. PCBA Components 2. PMU Output Voltages 3. No Current 4. Weak Current 5. Excessive Current 6. Power-on Sequence 7. Power-off Sequence 8. RF Transmission Framework 9. RF Reception Framework 10.GSM Transmission Failure(GSM_HB/GSM_LB) 11.GSM Reception Failure(GSM_LH/GSM_HB) 12.WCDMA Transmission Failure(B1/B2/B5/B8) 13.WCDMA Reception Failure(B1/B2/B5/B8) 14.TD_SCDMA Transmission Failure(B34/B39) 15.TD_SCDMA Reception Failure(B34/B39) 16.FDD_LTE Transmission Failure(B1/B2/B3/B5/B7/B8/B12/B17) 17.FDD_LTE Main Reception Failure(B1/B2/B3/B5/B7/B8/B12/B17) 18.FDD_LTE Diversity Reception Failure(B1/3) 19.FDD_LTE Diversity Reception Failure(B5/8) 20.TDD_LTE Transmission Failure(B38/B40/B41) 21.TDD_LTE Main Reception Failure(B38/B40/B41) 22.TDD_LTE Diversity Reception Failure(B38/B40/B41) 34.Primary SIM Card Detection Failure 35.Secondary SIM Card Detection Failure 23.AFC Failure 24.WIFI&BT Failure 25.LCD Failure 26.Touch Failure 27.Rear Camera Failure 1 28.Rear Camera Failure 2 29.Rear Camera Failure 3 30.Rear Camera Failure 4 31.Front Camera Failure 1 32.Front Camera Failure 2 33.Camera Laser Failure 36.SD Card Detection Failure 37.Charging Failure 38.USB Port Detection Failure 39.Speaker&Receiver Failure 40.Button Failure 41.Microphone Failure 42.Headset Failure 43.Gravity Sensor Failure 44.Proximity Sensor Failure 45.Flash Failure 46.GPS Failure 47.Motor Failure 48.Fingerprint Sensor Failure 49.Compass Failure 50.OTG Port Detection Failure 51.Barometer Failure 52.Infrared Failure 53.HALL Failure 54.NFC Failure 2019/3/26 第1页，共55页
【资料截图】
【资料目录】
Mate20RS TOP Failure Maintenance Guide V1.0 Prepared By: Device Spare-Parts Repair Dept Reviewed By: Repair Engineering Dept Approved By: Global Service Dept Date: Date: Date: 2018/9/14 2018/9/18 2018/9/21 Notes 1. The tested values of resistance, impedance, and diode in this guide are for your reference only. 2. The tested values vary by test equipment. Compare the tested values to those of a good PCBA when in use. 3. In this maintenance guide, the test voltage mode is set to 5 V and the test resistance mode is set to 2 W. Mate20 RS top(1).xlsx Contents 1. PCBA Components 2. PMU Output Voltages 3. No Current 4. Weak Current 5. Excessive Current 6. Power-on Sequence 7. Power-off Sequence 8. RF Transmission Framework 9. RF Reception Framework 10.GSM Transmission Failure(GSM_HB/GSM_LB) 11.GSM Reception Failure(GSM_LH/GSM_HB) 12.WCDMA Transmission Failure(B1/B2/B5/B8) 13.WCDMA Reception Failure(B1/B2/B5/B8) 14.TD_SCDMA Transmission Failure(B34/B39) 15.TD_SCDMA Reception Failure(B34/B39) 16.FDD_LTE Transmission Failure(B1/B2/B3/B5/B7/B8/B12/B17) 17.FDD_LTE Main Reception Failure(B1/B2/B3/B5/B7/B8/B12/B17) 18.FDD_LTE Diversity Reception Failure(B1/3) 19.FDD_LTE Diversity Reception Failure(B5/8) 20.TDD_LTE Transmission Failure(B38/B40/B41) 21.TDD_LTE Main Reception Failure(B38/B40/B41) 22.TDD_LTE Diversity Reception Failure(B38/B40/B41) 34.Primary SIM Card Detection Failure 35.Secondary SIM Card Detection Failure 23.AFC Failure 24.WIFI&BT Failure 25.LCD Failure 26.Touch Failure 27.Rear Camera Failure 1 28.Rear Camera Failure 2 29.Rear Camera Failure 3 30.Rear Camera Failure 4 31.Front Camera Failure 1 32.Front Camera Failure 2 33.Camera Laser Failure 36.SD Card Detection Failure 37.Charging Failure 38.USB Port Detection Failure 39.Speaker&Receiver Failure 40.Button Failure 41.Microphone Failure 42.Headset Failure 43.Gravity Sensor Failure 44.Proximity Sensor Failure 45.Flash Failure 46.GPS Failure 47.Motor Failure 48.Fingerprint Sensor Failure 49.Compass Failure 50.OTG Port Detection Failure 51.Barometer Failure 52.Infrared Failure 53.HALL Failure 54.NFC Failure 2019/3/26 第1页，共55页
