Defective charging and "switch on impossible" - syndrom for
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1. Defective charging and switch on impossible syndrom for TH F6 or F7 Author Josef If you have the following problem with your TH F7 or TH F6 1 Mistake description The device cannot be turned on neither with battery nor with external electricity supply and the battery cannot be loaded and also other OM s had this problem several times with a TH F7 In all cases a SMD fuse was defective inside of the device would like to describe here on the bases of pictures where this fuse is located so that a new one can be replaced for this In the pictures have bridged this fuse for test simply with a solderpoint because didn t have a new one Now my TH F7 works great again The fuse is usually marked with a F on top of it but you see also the location on the pictures very well For getting a new fuse please call your kenwood dealer m sure they know what fuse is ment How to avoid the Problem When charging using an external power supply first connect the jack to the transceiver then plug the charger power supply into the wall this sequence is also described in the user manual When charged first unplug the charger power supply from the wall then unplug the power jack from your transceiver If you pay attention to this the fuse might not get broken any more Rare T7 8 a AS LT best regards Josef This article is printed with permission from mods dk the 11 01 2008 This printed article2. must only be used for non commercial purposes this is only for private use Copyright mods dk 1996 2008
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