TIMS showed Smoke Internal at car 3556.Staff(AMK) checked and confirmed no signs of smoke on exteri or or interior of train. Train was escorted to terminal stat ion. TIMS showed Smoke Internal at car 3556. Staff(AMK) chec ~~~~~ TIMS showed Smoke Internal at car 3559.

Smoke internal FC-720,NO 1 end internal smoke activated once.Further check internal smoke no abnormal,only gather a lot of dust,use compress air to clean up the smoke sensor and RAD area done.Function test ok.
Checked by Rizman/Koh. 09/05/23