iz8dwf | Yaesu FT-817 hamradio transceiver repair. Fuse and "fused" trace. @iz8dwf | Uploaded May 2023 | Updated October 2024, 56 minutes ago.
This Yaesu FT-817 (S/N 21540153) wouldn't power on. The problem was due to a blown battery fuse and an interrupted trace on the 13V unswitched supply going to the Panel PCB.

Yaesu FT-817 service manual:
fracassi.net/iw2ntf/manuali/FT817_serv.pdf

Timeline:
00:00 - Welcome
00:37 - Opening it and inspection
01:32 - Battery fuse
02:38 - The green wire ghost
06:38 - Bad capacitors
08:32 - Broken trace
10:44 - Testing buttons
12:00 - A 6m QSO