T231 3508 TC reported train number indic ~~~~~ T231 3508 TC reported train number indication faulty.   Checked found #3508 Train Number Indicator faulty. Measured TNI input satis with 110V. Replaced new TNI and function tested satis. S/N: 1091300022 (N)  12I1300057 (O) Notification to CSC: 2535796 Done by: Tay Hiok Kee. 26/10/2023.