Chapter 8 Troubleshooting1 Power Supply- 31 -8TroubleshootingIf you experience any troubles, check the troubleshooting list below.If you are still not able to solve the trouble, consult with your nearest Nikon representative.1 Power SupplyTrouble CheckpointsThe power cannot beturned on.• Be sure that the power cable or IEEE1394b cable (for bus-poweredoperation) is connected. Check the power plug, the wall outlet, the ACadapter, the IEEE1394b connector, and the DC IN 12 V connector of theDS-U3.• Check that the power cord supplied with the product is used.• Check that a specified AC adapter is used.• Check that the power switch is turned on.• Check that your PC has sufficient power capacity (for bus-poweredoperation).The DS-U3 is hot. • If the product is used in a hot or narrow place, it may become hot.Check if there is foreign smell such as burnt odor. If there is, unplug thepower plug or IEEE 1394b cable, and request a repair service.