1 Main Power Switch
2 System Power Control
3 Power Indicator
4 Headphone Jack
5 Mute
6 Speaker 1 Selector
7 Speaker 2 Selector
8 Phone Input Selector
9 T-Mon Input Selector
) Tuning Button
! Tape Input Selector
@ Preset Scan
# CD Input Selector
$ Aux Input Selector
% Preset Selector
^ Dimmer Button
& FM/AM Selector
* FM Mode Selector
( Sleep Button
Ó Bass Control
Ô Treble Control
Balance Control
Ò Volume Control
Ú Volume/Mute Indicator
Û Information Display
Ù Speaker Selection Indicators
ı Remote Sensor Window
1 Main Power Switch: Press this button to apply
power to the HK 3375. When the switch is pressed in,
the unit is placed in a Standby mode, as indicated by
the amber LED
3 surrounding the System Power
Control
2. This button MUST be pressed in to oper-
ate the unit. To turn the unit off and prevent the use of
the remote control, this switch should be pressed until
it pops out from the front panel so that the word “OFF”
may be read at the top of the switch.
NOTE: In normal operation this switch is left in the
“ON” position.
2 System Power Control: When the Main Power
Switch
1
is “ON,” press this button to turn on the
HK 3375; press it again to turn the unit off. The
Power Indicator
3
surrounding the switch will
initially turn red as the HK 3375 performs a self-
check, and it will change to green when the unit is
on and ready for use.
3 Power Indicator: This LED will light in amber
when the unit is in the Standby mode to signal that
the unit is ready to be turned on. When the unit is
turned on, the indicator will briefly turn red, and then
change to green. A red indicator during normal
operation means that the unit is in the Protect mode,
and should be turned off and then checked for a
possible speaker-wire short circuit.
4 Headphone Jack: This jack may be used to listen
to the HK 3375’s output through a pair of headphones.
Be certain that the headphones have a standard 1⁄4"
stereo phone plug.
5 Mute: Press this button to momentarily silence the
speaker output of the HK 3375.
6 Speaker 1 Button: Press this button to
turn the
speakers connected to the
Speaker 1
Output
Terminals
‡ on or off.
7 Speaker 2 Button: Press this button to
turn the
speakers connected to the
Speaker 2
Output
Terminals
° on or off.
8 Phono Input Selector: Press this button to select
the output of a turntable that is connected to the
Phono Inputs §.
9 T-Mon Input Selector: Press this button to listen
to the output of a tape recorder connected to the
Tape Monitor Inputs ª. The T-Mon Indicator I
will light to indicate that the input source is being
monitored when the HK 3375 is connected to a
three-head tape deck or another unit with off-head
playback.
) Tuning Button: Press the left side of the button to
tune lower-frequency stations and the right side of the
button to tune higher-frequency stations.When a station
with a strong signal is tuned, the
TUNED Indicator F
