Harman Kardon PM655 User Manual

POWER HEADPHONES BALANCE
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VOLUME +200bf »,
@ POWER SWITCH (POWER)
Pressing this switch will turn on the power and the POWER
indicator lights up. Press the switch again to turn the power
off.
@ POWER INDICATOR
When the POWER switch is pressed, the POWER indicator
lights up in red.
@ HEADPHONE JACK (HEADPHONES)
Stereo headphones with a standard 1/4 inch plug can be
connected to this jack. When the SPEAKER selector is in the
“off” position, sound can still be obtained via the headphone
jack.
@ BASS CONTROL KNOB (BASS)
This knob controls the low frequency sound level. Turn it
clockwise to boost or counterclockwise to reduce the low
frequency sound level.
@ BASS TURNOVER SELECTOR (bass turnover)
This switch is used to select the bass turnover frequency. By
pressing this switch to set in the “200Hz” position, the low
frequency sound below 200Hz is controlled by the BASS
control knob. By releasing this switch to set to the “400Hz”
position, the low frequency sound below 400Hz is
controlled by the BASS control knob.
@ TONE DEFEAT SWITCH (tone defeat)
This switch is used to make the frequency characteristic flat
by internally bypassing the tone contro! circuitry. Set this
switch to the OFF position (button out) when you want to use
the tone control knobs.
@ TREBLE CONTROL KNOB (TREBLE)
This knob controls the high frequency sound level. Turn it
clockwise to boost or counterclockwise to reduce the high
frequency sound level.
@ TREBLE TURNOVER SELECTOR (treble turnover)
This switch is used to select the treble turnover frequency.
By pressing this switch to set in the “6kHz” position, the high
frequency sound above 6kHz is controlled by the TREBLE
control knob. By releasing this switch to set to the “2kHz”
position, the high frequency sound above 2kHzis controlled
by the TREBLE control knob.
© BALANCE CONTROL KNOB (BALANCE)
This knob is used to balance the left and the right channels.
Usually, it is set at the center. Turn it to the left or right to
balance the sound if it seems unbalanced from the speakers
or the headphones.
@ SPEAKER SELECTOR
This selector is used to select the desired speaker system(s).
off : Select this position to listen to sound via the
headphone with no sound from the speaker
system(s).
speakers 1 : Select this position to actuate the speaker
system connected to the SPEAKER SYSTEM 1
terminal.
speakers 2 . Select this position to actuate the speaker
system connected to the SPEAKER SYSTEM 2
terminal.
14+2 : Select this position to actuate simultaneously
the two speaker systems connected to the
SPEAKER SYSTEM 1 and 2 terminals respec-
tively.
@ PRE-OUT/MAIN-IN SWITCH (pre-out main-in)
Usually this switch is kept in the “integrated” position. By
depressing this switch to the “separate” position, the
preamplifier and power amplifier sections are separated
from each other for their independent function. To use the
preamplifier section independenily, connect the input jacks
of the other power amplifier to the PRE-OUT jacks on the rear
panel. To use the power amplifier section independently,
connect the output jacks of the other preamplifier to the
MAIN-IN jacks on the rear panel.
@® BASS CONTOUR SWITCH (bass contour)
This switch activates a unique low frequency equalization
circuit that provides full, natural sound from small speakers
that are normally deficient in the bass region. It can also be
used in place of conventional! loudness compensation.
® SUBSONIC FILTER SWITCH (subsonic)
When playing the turntable, this filter switch is used to
reduce subsonic frequencies, which may excessively vibrate
the speaker cones or turntable and cause feedback.

Harman Kardon PM655 Specifications

General

Brand	Harman Kardon
Model	PM655
Category	Amplifier
Language	English