Originally Posted by
pizzaguy
I worked for JVCKenwood in R&D. If the OEM head is anything like every Japanese design, then you MUST yank BOTH fuses in order to get the microprocessor powered down completely. Pulling a fuse at a time is not going to do it.
There is a fuse on the back of the radio, what it does I have no idea.
Check all fuses for continuity.