What was found
AT ROTATE, ALL DC POWER WAS LOST. ONLY BATTERY POWER WAS NORMAL. FLIGHT DIVERTED IN VMC TO BGR. NORMAL LANDING. RERACKED NR 1, NR 2, NR 3 AND ESS TR, FOUND ALL TR WERE DISCONNECTED FROM RACK. RAN ALL ENGINE IAW WITH MM 71-00-00. STEP 3, ALL SYSTEM CHECKED OK. (M)