Aiwa CD-DW420 U - Manual (Page 24)

MICROPHONE MIXING
3
2
3
DECK1 IDECK^
1 Connect a microphone to the MIC jack.
(a) Mini piug
2 Select a source to be mixed and play it.
3 Adjust the volume of the microphone and source
to be mixed.
To record the microphone mixing sound
Insert a cassette to be recorded on into deck 1 and press the
• REC button.
• During dubbing at high speed, the microphone mixing sound is
not recorded.
• If a microphone is placed too close to the speaker, a howling
sound (feedback) may be produced. If that happens, move the
microphone away from the speaker or decrease the main
volume.
• The use of a unidirectional type microphone is recommended
to prevent howling.
MAINTENANCE
To clean the cabinet
Use a soft cloth lightly moistened with a mild detergent solution.
Do not use strong solvents such as alcohol, benzine or thinner.
To clean the heads and the tape path -3» O
After every 10 hours of use, ciean the heads and the tape paths
with a head cleaning cassette or cotton swab moistened with
cieaning fluid or denatured aicohol. (These cleaning kits are
commercially available.)
When cleaning with a cotton swab ®, wipe the recording/piayback
or playback head ®, erasure head ®, pinchroller @, and capstan
®.
After cleaning the heads and the tape paths with a liquid head
cieaning cassette or a moistened swab, wait until the cleaned
parts are completely dry before inserting tapes.
To clean the lens -> B
If the lens becomes dirty, the player will skip or not play. If this
occurs, ciean the lens in the following manner.
To remove dust or dry particles, first use a camera lens blower/
brush to blow a few times to loosen particles, then gently brush
the lens (D clean. Finish by blowing the lens again.
To remove fingerprints, use a cotton swab dipped in lens cleaning
solution. Wipe gently from the center to edge. Lens cleaning
solution is commercially available.
Take care not to get too much solution in the swab, which could
flow into the unit and cause damage.
Pressing too strongly with the swab could scratch the lens.
To clean the discs ->■ B
Before playing, wipe the disc from the center out with a cleaning
cloth.
After playing, store the disc in its case.