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Technics SB-CR33 Operating Instructions page 3

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Note:
To prevent damage to circuitry, never
short-circuit positive ( + ) and negative
(—) speaker wires.
1. Twist the core of the connection cables.
2. Press the pushbutton, and insert the core until it can no longer be seen.
3. Release the pushbutton, and pull the cable gently to be sure that it is secured.
Power-handling capacity
The power-handling capacity of this unit is indicated in the specifications.
The amplifiers volume control should be set to avoid an excessive input level. This is specifically true of amplifiers having an
output power rating higher than that of the speaker system.
Even if the amplifier to be used has an output power rating lower than the speaker system, the amplifier output may
become distorted. This "clipping" distortion creates an excessive input level which can damage the speaker system. This type
of distortion also occurs if the input signal to the amplifier is too large.
Bass and treble controls also increase the level of the input signal to the speaker system, so care should be taken to adjust
the volume to a proper level.
The volume level of the amplifier should be reduced if the following signals are to be applied to the speaker system:
Interstation noise of the FM radio band; output from a tape deck during rewind or fast forward; acoustic feedback from a micro-
phone or musical instrument; electrical noise from the connection or disconnection of a phono cartridge, or phono or RCA
cables.
opeaker components
protection
This unit incorporates electronic circuitry that automatically
protects the speakers when a safe overall input level has been
exceeded. When the protection circuit is activated, the sound from the speakers can be interrupted.
if the speakers sound
is interrupted, do not operate the system continuously.
Proceed as follows:
1. Reduce the volume setting of the amplifier.
2. Check
whether
or not there
is any abnormal
condition of the equipment used as the sound source, or of the connections.
3. If there is no abnormal condition, the protection circuitry will be automatically reset in a few minutes.
After the protection circuit is reset ...
Do not increase the amplifier's level too high.

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