Function Of Switches And Controls - Sony SB-3335 Service Manual

SECTION 1
eee DESCRIPTION
1-1. CONNECTIONS —
AMPLIFIER jacks and terminals
The SB- 3335: seis three amplifiers, Connect
as follows: |
1. Connect the vague litte phono inputs to the
SB-3335 PHONO 'jacks. : :
25 Connect the amplifier recording outputs to the
REC OUT jacks.
3: Connect the aHiplitiei tape aout: to the TAPE
jacks.
4. Connect the amplifier speaker terminals to the
SPEAKER terminals.
Note: Since the phono signal must go to an
amplifier equalizer section, keep the
amplifier input selector in the phono
position.
Since all source signals return to the
amplifier tape inputs, keep the amplifier
monitor selector in the tape position.
INPUT jacks
The SB-3335 accepts three record players, tuners
and auxiliary sources. Connect them as follows:
1.
Connect the phono cords of a record player to
the PHONO jacks and connect the player earth
wire to the earth terminal [GROUND].
Connect the line outputs of an auxiliary source
to the AUX jacks.
GROUND terminals
Connect record player earth wires to these
terminals.
TAPE RECORDER jacks
The SB-3335 accepts three tape recorders. For
playback, connect the tape recorder line outputs to
the
TAPE jacks.
For recording,
connect the tape
recorder line inputs to the REC OUT jacks.
MASTER MUTING AMPLIFIER
VOLUME SW selectors
MONITOR
selectors | _ selectors
SPEAKER terminals
~The -SB-3335 'accepts five pairs of aveieee:
Connect. + and - terminals of the. SB-3335 to
the corresponding + and - terminals of the
speakers. | :
Notes on input connections
Use -low-capacitance shielded cables. Especially
for phono connection, keep the — as short as
possible.
Be sure the cable connectors are fully inserted
in the jacks. A loose connection may cause hum and
noise. '
When reconnection is required, turn off the.
amplifiers or lower the volume controls to avoid
possible damage on delicate speaker system due to
click noise.
1-2. FUNCTION OF SWITCHES AND CONTROLS
1. AMPLIFIER selectors
Select either amplifier connected.
2. MUTING switch
Decreases the speaker sound by 20 dB. This
switch is useful when you make telephone conver-
sation or when you lower the phono cartridge onto
the disc.
3. MASTER VOLUME control
Before setting up the system, adjust each ampli-
fier volume to the same level. Then you can control
all amplifier levels with this knob. The adjustment
range of this knob is determined by the level setting
of the amplifier connected.
Note: Do not set the amplifier volume to
maximum. If you set the volume too
high, speaker damage may result when
you accidentally set the amplifier moni-
tor switch to the source position.
FUNCTION
PESTS Sea
HEADPHONE SPEAKER
jack selectors
TAPE-TO-TAPE - | 7
selectors | Fig. 1-1. Function and controls