Component Involved:
| 1 | RS485 Chip |
| 2 | IC Chip |
Changing step:
Remove & replace the new RS485 chip if you have 485 connection issue.
If the chip has been replaced but the connections problem persists, you will have to replace the IC chip**
**The IC Chip must be purchased from FingerTec. Provide the model number of the fingerprint reader
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| Front View |
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| Rear View |