Tel: +85368902598
E-mail: tina@fyendoscopy.com
The power supply does not work and crashes.
No light source.
Standby alarm light on.
Light source with load protection.
The headlight is off. The backup light is on.
The backup indicator is off. The power indicator is on.
The light source is not bright enough.
The headlights don't work.
Alarm light flashing.