Rear cab entry indication illuminated. Staff(YIS) checked and feedback 'B' side partition door was o pened. Staff(YIS) checked and confirmed no unauthorized pers on, no suspicious item and all switches (sealed and unsealed ~~~~~ Rear cab entry indication illuminated. S  Checked partition doors able to latch securely. Found 3612 partition door screw loose. Re-tightened and secured ok. Done by: Fadzzal/Martin 45482