1. Common faults and maintenance methods of antique phonographs
Gramophones are not only a music player, but also one of the home decorations. Now many families will buy antique-style phonographs The phonograph is placed at home, and occasionally it can play record music, but sometimes there are some failures when using the phonograph, so how to repair the phonograph?
1. The turntable of the phonograph does not rotate
(1) Remove the central locking piece of the turntable, lift the plastic disc of the turntable, and check the internal movement of the phonograph Whether the drive belt is off.
(2) Check whether the card switch in the movement is in normal contact.
(3) Check whether the connection line between the movement and the main board is off or not in good contact.
2. Playback distortion
(1) Check whether the turntable scratches the wooden box panel.
(2) Check whether the three-speed transfer switch is selected correctly.
(3) Check whether the stylus deviates from the card position.
3. Jump needles during playback
(1) Check the track of the record for obvious scratches and damage.
(2) Replace the stylus.
The above are the conventional phonograph maintenance methods. If there is still a malfunction after inspection and maintenance, it is recommended to contact the merchant or professional maintenance personnel for maintenance to avoid damage.
Second, how to maintain the retro gramophone
Many retro gramophones are made of original wood, which are expensive. Do their care and maintenance.
1. Sun protection
Keep the antique gramophone away from direct sunlight. Over time, the paint on the surface will fade, and the metal fittings will Oxidized, plastic parts will easily become brittle, vinyl records LP are generally made of PVC, and sunlight will also deform them.
2. Anti-dust
Use a dry cotton rag and a fine soft brush to remove dust from dents or embossed patterns. Avoid wiping the stains with water, alcohol, gasoline and other solvents, then use colorless glazing wax, spread it thinly, and dry it with cotton cloth to reduce dust and enhance luster.
3. Anti-moisture
Moisture will cause the wood to rot, the metal fittings will rust, the adhesive part will be glued off, the chrome-plated original will be peeled off, etc., pay attention to the phonograph Store in a dry place and do a good job of moisture-proof treatment.
4. Anti-smudges
If there are yellow stains on the antique gramophone, wipe gently with pure white cotton gauze dipped in a little toothpaste, then Use a damp cloth to remove toothpaste stains, and then wipe it dry with a dry cloth; for a painted classical phonograph, white-gray scalding marks appear when a boiling water cup or hot soup bowl is directly placed, you can use a cloth dipped in a little strong tea or toilet water, and a little alcohol , gently wipe to remove, then dry with a cloth.
5. Anti-cracking
Most retro gramophones are made of wood, and wood is easily affected by environmental humidity and changes in swelling and shrinking. The climate in winter is relatively dry, but many families often take heating measures indoors due to the need to keep warm, which makes the indoor air more dry, thus causing the phonograph to crack due to serious water shortage, which is difficult to repair. In order to prevent cracking, pay attention to maintaining indoor humidity, you can put a humidifier, you can also place a pot of water or some plants that are conducive to indoor moisture.
