Power button doesn't work; Can only run by jumping power pads on AC power
this 1 gonna long , complicated. half typing out myself - figure things out in middle of long posts these... anyway important information - macbook pro "core 2 duo" 2.8 17" mid-2009 5,2 a1297 - upgraded ssd , 8gb ram - running fresh install of el capitan on formatted samsung 250gb ssd - dug original hd working version of yosemite symptoms - power button not function whether device on or off. - keyboard has partial functionality. shift keys , function keys not seem work. caps lock still works. option, cmd, , control seem work. can use keyboard in boot sequence various things choosing boot device. - trackpad tracks movement not click (old issue @ 1 point seemed resolve itself, back. unrelated). - turning device on jumping power pads next ram. - if ac connected, device boots or without battery installed. - if using battery, device gets 2 seconds past chime before powering off - if ac unplugged after successful boot battery installed...