What was found
SMOKE & SPARKS COMING FROM BEHIND GALLERY CONTROL PANEL DURING TAXI OUT. APPEARS TO BE COMING FROM CABLE FROM THE DISPLAY TO THE CB PANEL. REMOVED DAMAGED CIRCUIT BREAKER INSTALLED CUSTOMER SUPPLIED NEW CIRCUIT BREAKER IAW SMM 24-03-03. REMOVED DAMAGED CIRCUIT BREAKER PANEL BUSS BAR , INSTALLED CUSTOMER SUPPLIED NEW BUSS BAR IAW SMM 24-03-03. REMOVED DAMAGED TERMINAL LUG INSTALLED CUSTOMER SUPPLIED NEW TERMINAL LUG IAW SMM 24-03-03. REMOVED DAMAGED BACK SHELL AND INSTALLED NEW CUSTOMER SUPPLIED BACKSHELL CORRECTLY ROUTED AND SECURED GALLEY CONTROL HARNESS TO AVOID FUTURE CLEARANCE ISSUES WITH CB BUS BAR. POWERED AIRCRAFT FOR 1 HOUR, NO ISSUES NOTED. WORK DONE IAW SMM 24-03-03. ALL OPS CHKD GOOD.