Sansui 500A Owners Manual

Page 1

-
OPERATING INSTRUCTIONS

AM/ FM MULTIPLEX STEREO TUNER AMPLIFIER

0
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SANSUI ELECTRIC COMPANY LIMITED

Page 2

CONTENTS

FEATURES ............................................ 3, 4
SPECIFICATIONS ................................. 5
CHARACTERISTICS ................................ 6
CONNECTIONS ...................................... 7, 8, 9, 10
SWITCHES AND CONTROLS .................... 11, 12, 13, 14
OPERATIONS ........................................ 15, 16
MAITENACE .......................................... 17, 18, 19, 2o

SCHEMATIC DIAGRAM ............................ 21

Page 9

RECDRD PLAYER

1. Connect the left output of the record player to
the PHONO CHAN-L input of this amplifier.
2. Connect the right output of the record player

to the PHONO CHAN-R input of this amplifier.
3. Insert the power-cord plugr of the record player
into the receptacle of this amplifier.

NOTES:

1. There are two categories of pickups, one
using a crystal element and the other using a
magnetic circuit. The magnetic cartridge
having the output voltage of 3 to 10 mV is
recommended for use. If the crystal cartridge
is used, connect the outputs of the record
player to the AUX inputs of this amplifier.

Record player

Tape recorder (PIN)

2. In case of a monophonic record player, con-
nect the output of the player to either PHONO
input of this amplifier.

3. Plug into the receptacle marked with -0 b-
and the record player is switched on and off
by the power switch of this amplifier.

TAPE RECDRDER DR TAPE
DECK

This amplifier can be used with a tape recorder
for recording and playback and can also play
tapes on the tape deck. If you use a three-head
tape recorder which has separate record and play-
back heads, you can make recordings while lis-
toning,r to a reproduction of the recordings. In
other words, this amplifier can be used as a

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Page 21

GROUNDING

Connect one end of a PVC wire or enamel wire
to the E terminal of the amplifier and another
end to the ground by using a copper plate as
shown above. Radio noise is reduced.

GROUNDING
THE AMP.

7////////////////// //////

COPPER PLATE
BURIED UNDERGROUND.

AC PLUG RECEPTACLES

Two AC plug receptacles are provided: one
(marked with -oo- ) being switched on and
off by means of the power switch and the other
(marked with --O-o- ) being not switched. These
receptacles have capacities of 50 VA and 150 VA,
respectively.

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HEAT FROM THE AMPLIFIER

Dont worry about the heat that is radiated from
the amplifier. Air vents in the top and back
plates assure you of a long continuous use. Some
simple precautions should be observed: Place

nothing on the amplifier. Dont install the amp-
lifier in an air-tight box.

WHERE TO BE PLACED

The amplifier should be installed to the place as
given below:

1. Easy to ground;

Floor not vibrated;

Not wet and dusty;

Not exposed to the sun;

Well ventilated.

VOLTAGE SELECTOR PLUG

The voltage selector plug allows you to use this
amplifier at any of the four different supply volt-
ages: 100, 117, 220 and 240 volts. If you move
to the area where the supply voltage is not the~
same as before, pull out the plug and reset the
arrow (-9) marked on it to the figure of volts it
the new area.

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SOLDERING THE LEAD TO THE PINPLUG

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