Lenco LBT-188 Manual Del Usuario página 20

No signal through one or other channel or both channels:
- Phone input not selected at amplifier.
- Amplifier not switched on.
- Amplifier or speakers muted.
- No connection to the speakers.
- No connection between turntable and amplifier.
- Wire leads not connected the cartridge.
Strong hum on phono input:
- No ground connection from cartridge, arm, or arm cable to amplifier or
ground loop.
- Turntable too close to speakers.
Distorted of inconsistent sound from one or both channels:
- Turntable is connected to wrong input of amplifier.
- Needle or cantilever damaged.
- Drive belt overstretched or dirty.
- Platter bearing without oil, dirty or damaged.
- Dust on stylus.
- MM/MC switch on pre-amplifier set incorrectly.
Remark: Due to the ErP Stage 2 requirements for power saving
measures, a unit which is connected to the mains power will switch
itself to standby mode automatically if no music has been playing for
about 20 minutes.
If your unit switches off regularly, this is no defect.
Power supply adaptor
Manufacturer: BRIGHTPOWER OPTOELECTRONIC TECHNOLOGY CO., LTD
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