Furuno 000-159-704 Furuno 000-159-704 Cable, RJ-45 to 6 Pin, 1 Meter Boating Wire

okay okay guys um that's what i thought the boat was getting almost finished i'm putting everything together put in the fish tank getting ready to go fishing and installing the radar and everything else turns out that this unit the gps uh gave me an alarm saying that it was a battery battery low battery so i looked at the manual and it shows a disassembly diagram that you can take it take it apart starting with the case and then disconnecting these knobs going down to this uh electrical panel and i imagine the battery is under there i haven't seen a video about this unit i saw a video on an older unit that shows the disassembly so i'm just going to start digging in i don't know if i'm going to have a complete video of where the battery is i'm just going to disassemble it slowly uh hope i don't mess it up and uh here it goes so i got here a bunch of screwdrivers so i gotta see which one