What was found
PDIS 615 33-50 2050 07JAN23 ANC OPEN U EMER LT BAT 1 LO ALERT DURING EMER LT TEST MEL 07JAN23 00:26 ANC U RELEASED FOR SERVICE PER MEL : 33-50-04 CATEGORY : C EXPIRATION : 17JAN23 "MEL 33-50-04: EMER LIGHTS - INOP." C/7346727 SHGN 07JAN23 00:35 ANC U EA: 4 UPADATED WRI TO INCLUDE A "SDR". UPDT 07JAN23 00:37 ANC U CMM: 6 UPDATED WRI TO INCLUDE A "SDR". FACT 16JAN23 13:03 ORD AMM: 33-51-01-4 REMOVED AND REPLACED POWER SUPPLY, EMERGENCY LIGHTING BATTERY (MFR. GRIMES,P/N 60-411-5,S/N 0068) IAW AMM 33-51-01-4. OPS CHECKS NML. THIS CLEARS MEL, AND PLACARD REMOVED.