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Sony HMK-229 Manual De Instrucciones página 8

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Tracking-force
adjustment
The tracking force is factory set at 3.5grams. To reduce the tracking force, turn
the knurled
knob (A) clockwise : to increase,
turn it counterclockwise.
Tonearm
drop-point adjustment
The correct stylus drop-point
is
3mm
(t/g") inward
from the edge of
a 30cm
(12")
record.
If it is not
this
amount,
turn
screw (C) counterclockwise
to
move
the drop-point inward; turn
it clockwise
to move
it outward.
Once
it is
properly adjusted with a 30cm
(12") record, the drop-point will be correct for
17cm
(7"} and 25cm
(10") records as well.
Cueing-height
adjustment
The cueing
height is correct when
the stylus clears the top of five records on
the turntable
by 3mm
(1/g").
To raise the Tonearm,
turn
screw
(B) counter-
clockwise; to lower it, turn it clockwise.
After this adjustment
is made, check
that the Tonearm
clears the under side of a disc stack atop the spindle.
Also
make
sure that the Tonearm
rests on the Arm
Rest.
CLEANING
THE
HEADS
Keeping
the tape heads clean is essential to the proper operation
of the recorder.
Accumulations
of dust and tape oxides on the
heads wil! result in sound dropouts,
a loss of high frequencies
and excessive tape wear.
To clean the heads:
@ Depress the STOP/EJECT button to open the Cassette
Holder.
@_Depress the » button to move the heads out for easier access.
© Moisten the head cleaning tip or a soft cloth with a denatured
alcohol,
and gently wipe the heads, Capstan, and Pinch Roller.
@ Avoid catching the cotton
between
the Pinch Roller and Cap-
stan.
@ Depress the STOP/EJECT
button to release the > button.
Record/
Capstan
Playback Head }
Pinch Roller
DEMAGNETIZING
THE
HEADS
@When
demagnetizing,
turn off the POWER
switch.
CLEANING
.
SPECIFICATIONS
Tuner section
Circuit system
Tuning range
Antennas
Sensitivity
Amplifier section
Circuit system
FM stereo,
FM/AM
superheterodyne
tuner
FM 87.5 - 108 MHz
SW
2.3 -6.2 MHz
SW2
7-17.9 MHz
MW
530 - 1,605 kHz
SW1/SW2:
external
antenna
terminal
FM 2.2 nV (S/N=30 dB)
MW : 48dB/m
built-in antenna
35 »V external antenna
SWi/SW2:
30 zV external antenna
(S/N=20 dB)
SEPP
OTL power
amplifier
Continuous RMS
power output
Music power
Peak music
power
10+10 watts (THD
5%,
8 ohms)
30 watts (8 ohms)
60 watts
Inputs (sensitivity/impedance)
MIC for low impedance
microphone
AUX
220 mV/47 kohms
Outputs (output voltage/impedance)
Tone controls
REC OUT:
220 mV/10kohms
HEADPHONES:
Accepts headphones of
8 ohms or more.
SPEAKER:
Accepts 8-ohm
speakers.
BASS
+10dB
at 100 Hz
TREBLE
+10dB
at 10kHz
Record
player section
Turntable
Speeds
Cartridge
Stylus
Tracking force
BSR C-129 auto/manual changer
28cm
(11") dia.
33 1/3, 45 and 78rpm
VX-60G
(ceramic type)
2
ND-60G
(conical, 0.5 mil diamond)
3.5g
+0.5g
(3.5 g recommended)
Cassette
recorder section
Recording
system
Wow
and flutter
General
Power
requirements
Power consumption
Dimensions
Weight
4-track 2-channel
stereo/monaural
Less than 0.18%
wrms
110-120
or 220-240 V ac adjustable,
50/60 Hz
70 watts
50 watts (PX model)
Approx.
598x 200x435 mm
(w/h/d)
(23 5/gX7 7/gx17 1/g inches)
including projecting parts and controls
Approx.
598x515*475
mm
(23 5/g
x 20 3/gx 18 3/4 inches)
with the dust cover fully opened
' Approx. 10.1 kg (22 lb 402} net
Approx. 11.5 kg (25 lb 5 0z) in shipping
carton without
speakers

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