What was found
CLASS II STATUS: EMERGENCY LIGHTS FLASHING, NO CALL BELLS, NO INTERPHONE, NO P/A SYSTEM, OCCURRED 3 TIMES DURING TAXI OUT, TAXI IN, AND AT GATE. CHECKED CIDS SYS IAW TROUBLESHOOTING MANUAL 24-00-00-810-818-A. OPS CHECKS OK, NO FAULTS FOUND VISUALLY OR RECORDED.