Technics SC-CH404 User Manual

Maintenance
Maintenance of external surfaces
oncermng cassette
copies 4
To clean this unit, use a soft, dry doth.
If the surfaces are extremely dirty, use a soft cloth dipped in a
soap-and-water solution or a weak detergent solution.
Wring the cloth well before wiping the unit.
Wipe once again with a soft, dry cloth.
Never use alcohol, paint thinner, benzene, or chemically treated
cloths to clean this unit. Such chemicals may damage the finish of
your system.
Tape head care
Selection of cassette tapes
Cassette tape exceeding 90 minutes:
These tapes are handy for their long playback and recording time but
be careful about repeatedly stopping, starting, rewinding and fast
forwarding these tapes in short intervals as they are thin, tend to
stretch and may become entangled in the machine.
Do not use the Fe-Cr tapes {TYPE III) in this system:
If you use this tape, it is impossible to obtain the required flat fre¬
quency response.
To assure sound quality for recording and playback, be sure to clean
the tape heads after approximately every 10 hours of use.
1. Press POWER on the power amplifier to ON.
2. Press A OPEN.
3. Press POWER on the amplifier and CLOSE at
the same time.
The system will go into power standby mode leaving the cassette
holder open.
4. Clean the tape heads, pinch rollers and the cap¬
stan shafts with a cotton swab (or a soft, lint-
free cloth) slightly moistened with Isopropyl
alcohol.
Do not use any solution other than alcohol for head cleaning.
Capstan
If the tape loosens, take up th e slack
Tape slack may cause the tape to break.
To prevent erasure of recorded sounds
Remove the erase-prevention tabs with a screwdriver or a similar
To re-record on a protected cassette, cover the slot with adhesive
tape.
Detection hole
Adhesive tape
Do not cover the detection holes on chrome and metal tapes.
Improper tape storage:
You can damage tapes if you store them in the following places:
•In high temperature [35°C (95°F) or higher] or high humidity {80% or
higher) areas
• In a strong magnetic field {near a speaker, on top of a TV, etc.)
This can erase a recording.
•Areas exposed to direct sunlight
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Technics SC-CH404 Specifications

General

Brand	Technics
Model	SC-CH404
Category	Stereo System
Language	English