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CLEANING THE TAPE HEADS
Power source:
AC 110V/220V/240V, 50/60Hz
After
using the deck
for a period
of time, especially with inexpensive
Power consumption:
10 watts
brands of tapes, the playback sound may become
muffled or, in extreme
Semiconductors:
5 ICs (integrated circuits)
cases, almost inaudible. This is not a fault of the deck, but is merely due to
9 transistors
deposit of oxide and other contaminants on the tape heads.
7 diodes
11 LEDs (Light Emitting Diode)
There are two ways of cleaning the heads:
Dimensions:
A. The simplest method is to use a head cleaning cassette available at most
Width:
390mm (15-3/8'")
audio stores. Follow the instructions supplied with the cleaning cassette.
Height;
117.5mm (4-5/8)
B. The heads can be cleaned manually:
Depth;
219.5mm (8-5/8"")
Weight:
2.6 kg (5.7 ibs.)
-
'
_
Tape:
Philips standard compact cassette tape
1. ee ae
switch to the © STAND.
Tape send:
4.75cm/sec. (1-7/8 ips.)
2. Depress the STOP/EJECT key in order to
Wow & flutter:
0.12 WEEMS
open the cassette compartment.
Remove the
0.27% (DIN 45 511)
cassette tape if present.
Frequency response:
. Remove the cover of the cassette compart-
Normal tape;
40 — 12.000 Hz (DIN 45 511)
ment door
{as shown
in the illustration on
50 — 11,000 Hz + 3dB
:
the left).
MAXELL UDXLII tape;
40— 13.000 Hz (DIN 45 511)
50 — 12.000 Hz +3d8
TDK Metal tape;
40 — 15.000 Hz (DIN 45 511)
50 — 13.000 Hz +3 dB
S/N ratio: (MAXELL UDXLII tape)
Dolby NR off;
52dB
. Wipe the heads with a soft lint-free cloth
spite atin ood input Daeiseie
Eyre Kz)
or cotton
swab
moistened with denatured
Microphones;
0.2mV (6.8k ohms)
alcohol, Wait 2 or 3 minutes before insert-
DIN Input:
0.2mV (6.8k ohms)
ing the tape into compartment.
Output level and loaded impedance:
The tape head is a delicate precision compo-
Headphones;
40mV ("0" dB), 8 ohms
_
nent and serious damage will result if you
DIN Output;
550mvV ("0" dB), 50k ohms
attempt
to scrape the contamination
away
with a sharp implement.
Sharp reserves the right to make design and specification changes for
product improvement.
CLEANING MECHANICAL PARTS
= The
capstan
and
pinch
rollers need periodic
cleaning.
Accumulation
of dust on the drive
8 mechanism
may
cause
wow
and
flutter,
or
it may
cause
the
tape
to wind
around
the
capstan, Clean the capstan and the pinch rollers
with
a soft
lint-free
cloth
or
cotton
swab
G Cepstan f Pinch roller } moistened
with
denatured
methylated
spirit
=
C1]
=
| {aicohol).
CLEANING
THE CABINET
The cabinet can be cleaned with a soft cloth moistened with a mild solu-
tion of detergent and water, Never use strong solvents, benzine or thinner
as they may damage the finish,
LUBRICATION
The unit has been lubricated at the factory and does not need any further
lubrication.
DEMAGNETIZING
THE HEADS
Sometimes
use a head demagnetizer
that's sold on the market and de-
0
<qx_ei
7
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