Timegrapher NO.1900 Watch Timing Machine Multifunction

� Common Faults & Handling

1.After insert the socket, the screen is dark. Check the power pilot LED is bright or not.

2.The instrument can enter testing state with the sound of “Di”,but after placed the watch on the sensor,the instrument do not work.

Check the second hand whether rotation (and amplitude must be more than 100 °), the crown of watch (leading) is against at the sheet metal of sensor.

3. Signal LED is bright, but the lines is scattered or occur many lines. Maybe the beat is mistake,

adjusted the right beat (frequency) by manual selection.