| Problem | Solution | |---------|----------| | Clock stops running | Replace batteries. | | Alarm does not sound | Check Alarm Switch is ON. Ensure alarm time is set correctly (AM/PM equivalent in 24h). | | Sub-dial drifts | Reset time zone; replace batteries if drift exceeds ±5 min/month. | | Hands move but not smoothly | Remove batteries for 30 seconds, then reinsert to recalibrate. |
For digital/atomic version, see Dm-2610A manual. Dm-2610 Clock Instructions
To begin operation, ensure the device has a stable power source: Battery Installation : Locate the compartment on the rear of the clock. Insert two AA batteries | Problem | Solution | |---------|----------| | Clock