As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 548 - AFTER GATE DEPARTURE DURING TAXI-OUT, EMERGENCY EXIT LIGHTS ILLUMINATED INTERMITTENTLY WITH SWITCH IN ARMED POSITION. AIRCRAFT RETURNED TO GATE. REPLACED EMERGENCY EXIT LIGHT RELAY R-70. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)