Perform repair work at your own risk. ENSURE ANY POWER FROM DEVICES HAS BEEN DISCONNECTED BEFORE BEGINNING ANY REPAIR WORK. If you do not feel comfortable performing the repair work, please contact ETC or your local service center. Be aware that ETC is not responsible for any damage or injury caused by repair or service of ETC Products by anyone other than ETC or its authorized repair agents and such damage is excluded from ETC’s warranty.
- If the unit has sleds, please remove them and see if the problem still accrues, if not, replace the bad sled.
- If the unit still not PoE, check the C6 (4ports) C32 (1 port) C4 (2ports) if shorted, Replace it with C9488-F.
- Replace PoE chip (Z9516-F)