Round Driving Light Assembly Reverse Voltage Test Report 20260718011
Test Request Information:
| Requesting Dept. | Quality Dept. |
| Reason | Sample Testing |
Sample Information:
| Sample Name | Round Driving Light Assembly |
| Sample Model | ********、 ******** |
| Sample Qty | 1 PCS |
| Sample Received | 2026.07.17 |
| Test Dates | 2026.07.18 |
Test Requirements:
| Test No. | Test Item | Reference Standard | Test Requirement |
|---|---|---|---|
| 1 | Reverse Voltage | Per ISO 16750-2:2023 Clause 4.7 test method. | ， or Function |
Test Results: Function normal when correctly connected at 13.2 V.
Tested by: Test Engineer Reviewed by:
Approved by: Date: 2026.07.18
Test Samples:
| Sample No. | Sample Name | Sample Model | Sample Qty |
|---|---|---|---|
| 1 | Round Driving Light Assembly | ********、 ******** | 1PCS |
Sample Photos Before Test:
Test Procedure: Reverse Voltage
1、 Test Equipment:
| Equipment Name | Equipment No. | Calibration Valid Until |
|---|---|---|
| DC regulated power supply KXN-6030D | BJ-QC02-0040 | 2027.03.22 |
2、 Test Conditions:
Temperature: room temperature 25°C.
Voltage: 12 V system test voltage –14 V.
3、 Test Basis:
Per ISO 16750-2:2023 Clause 4.7 test method.
4、 Test Steps:
1. Connect the DUT in extinguished state.
2. Reverse power polarity: apply –14 V and hold for 60 s.
3. After completion, restore correct polarity at 13.2 V, light and check all functions.
5、 Test Results: see table below
| Sample No. | Test Item | Test Requirement | Test Result |
|---|---|---|---|
| 1 | Reverse Voltage | ， or Function | Function normal when correctly connected at 13.2 V. |
6、 Test Sample Photos:
Reverse connection 14 V · Main beam normal after test.
Amber background light normal after test · White background light normal after test
*** End of Report ***
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