JBL JSR 675 Owners Manual English - Page 16

Operation

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Operation TUNER SECTION - Press the FM/AM SELECTOR on the front panel. - Three different ways can be selected for tuning. A. SEARCH TUNING If signals are strong and there is no interference, quick auto search tuning is possible. 1. Press the AUTO/MAN button so that the indicator AUTO lights up. 2. Press the TUNING button (DOWN or UP) to tune. Tuning will start automatically and stop at a broadcast station frequency with sufficient signal strength. B. MANUAL TUNING Auto tuning may be impossible if the station signal is weak. If so, use manual searching. 1. Press the AUTO/MAN selector so that the indicator AUTO goes off. 2. Press the TUNING button (DOWN or UP) to tune. The frequency will change rapidly if the TUNING button is kept pressed. Release it slightly before reaching the desired frequency, and press it intermittently until the desired frequency is reached. C. PRESET TUNING STATIONS PRESET buttons can be used to select any desired station which has been preset. To preset a station in memory: 1. Tune to the station to be memorized. 2. Press the MEMORY button and press the desired preset station button while the memory indicator blinks (it will blink for about 4 seconds). To recall the preset station, press the desired STATION PRESET buttons. If pressing only one numeral, there will be a 4-second delay until the preset is recalled. AMPLIFIER SECTION 1. Set the VOLUME CONTROL to the extreme counterclockwise position. 2. Turn the power on. 3. Select the desired input function. 4. Play the input source. 5. Turn the VOLUME clockwise until you reach the desired sound level. TAPE RECORDING 1. Insert a blank tape in a cassette deck (TAPE 1 or TAPE 2). 2. Select the desired input function. 3. Set the cassette deck to recording mode. 4. Play the input source. Recording will start. TAPE DUBBING 1. Insert a blank tape in cassette deck 2 (TAPE 2). 2. Insert a recorded tape in cassette deck 1 (TAPE 1). 3. Select the input function of TAPE 2 MON to monitor the sound (see #11 on page 8). 4. Set cassette deck 2 to recording mode. 5. Set cassette deck 1 to playback mode. Dubbing will start. NOTE: If you press the TEST TONE button during TAPE RECORDING or TAPE DUBBING, the audio signal is not recorded. PROTECTION CIRCUITS This receiver has special protection circuits. s The thermal overload protection circuit automatically turns off the power if it begins to overheat. s The overdrive protection circuit automatically turns off the power if it is about to deliver too much power. s The short protection circuit auto- matically turns off the power if the speaker terminals are shorted. If the receiver shuts off, check to be sure that the ventilation holes on the top of the receiver are clear of obstructions, and check the speaker connections and impedance. 15

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15
TUNER SECTION
- Press the FM/AM SELECTOR on the
front panel.
- Three different ways can be selected
for tuning.
A.
SEARCH TUNING
If signals are strong and there is no
interference, quick auto search
tuning is possible.
1.
Press the AUTO/MAN button so
that the indicator AUTO lights up.
2.
Press the TUNING button (DOWN
or UP) to tune. Tuning will start
automatically and stop at a broad-
cast station frequency with suffi-
cient signal strength.
B.
MANUAL TUNING
Auto tuning may be impossible if the
station signal is weak. If so, use man-
ual searching.
1.
Press the AUTO/MAN selector so
that the indicator AUTO goes off.
2.
Press the TUNING button (DOWN
or UP) to tune. The frequency will
change rapidly if the TUNING
button is kept pressed. Release it
slightly before reaching the desired
frequency, and press it intermittently
until the desired frequency is
reached.
C.
PRESET TUNING
STATIONS
PRESET buttons can be used to
select any desired station which has
been preset. To preset a station in
memory:
1.
Tune to the station to be memorized.
2.
Press the MEMORY button and
press the desired preset station but-
ton while the memory indicator blinks
(it will blink for about 4 seconds).
To
recall the preset station, press the
desired STATION PRESET buttons. If
pressing only one numeral, there will
be a 4-second delay until the preset
is recalled.
AMPLIFIER SECTION
1.
Set the VOLUME CONTROL to the
extreme counterclockwise position.
2.
Turn the power on.
3.
Select the desired input function.
4.
Play the input source.
5.
Turn the VOLUME clockwise until
you reach the desired sound level.
TAPE RECORDING
1.
Insert a blank tape in a cassette
deck (TAPE1 or TAPE 2).
2.
Select the desired input function.
3.
Set the cassette deck to recording
mode.
4.
Play the input source. Recording will
start.
TAPE DUBBING
1.
Insert a blank tape in cassette deck 2
(TAPE 2).
2.
Insert a recorded tape in cassette
deck 1 (TAPE 1).
3.
Select the input function of TAPE 2
MON to monitor the sound (see #11
on page 8).
4.
Set cassette deck 2 to recording
mode.
5.
Set cassette deck 1 to playback
mode. Dubbing will start.
NOTE:
If you press the TEST TONE
button during TAPE RECORDING or
TAPE DUBBING, the audio signal is not
recorded.
PROTECTION CIRCUITS
This receiver has special protection
circuits.
■
The thermal overload protection
circuit automatically turns off the
power if it begins to overheat.
■
The overdrive protection circuit
automatically turns off the power if it
is about to deliver too much power.
■
The short protection circuit auto-
matically turns off the power if the
speaker terminals are shorted.
If the receiver shuts off, check to be
sure that the ventilation holes on the top
of the receiver are clear of obstructions,
and check the speaker connections
and impedance.
Operation