| Problem | Possible Cause | Solution | | :--- | :--- | :--- | | | No power connected or battery drained. | Connect to mains power. Wait 10 mins for battery to charge. | | Timer doesn't switch | Mode is set to ON or OFF. | Press Manual button until display shows AUTO . | | Incorrect time | Power outage reset the clock (if battery dead). | Re-set current time. Ensure unit was charged initially. | | Load won't turn on | Wiring error. | Check Input L/N and Output terminals. Ensure the load works when plugged directly into wall. | | Display shows strange symbols | Reset required. | Use a pin to press the Reset button (if available) or disconnect power for 1 minute. |
The manual identifies six key components on the TM630S: sinotimer tm630s manual