HK3250 engelsk 11/01/98 14:28 Side 1
harman/ kardon HK 3250
Power
Headphones
Service and Parts Office:
harman/kardon
80 Crossways Park West, Woodbury, New York (800) 422-8027
8500 Balboa Blvd, Northridge CA 91329
A Harman International Company
1111-HK3250-1 Printed in Korea
230 Volt - 11 Language Version
9007018261.
HK3250 engelsk 11/01/98 14:28 Side 1
Harman Kardon HK3250
Date of purchase
Purchased from
Address of business purchased from
Installed by
Date Installed
Serial No.
NOTE TO CATV SYSTEM INSTALLER:
This reminder is provided to call the CATV system installer’s
attention to Article 820-40 of the NEC that provides guidelines
for proper grounding and, in particular, specifies that the cable
ground shall be connected to the grounding system of the
building, as close to the point of cable entry as practical.
Thank you for choosing a Harman
Kardon Audio/Video Receiver.
Save all packing material.
It is essential for shipping should you
move, or in the event the unit ever
needs repair.
Your new Unit is an exceptionally
well-engineered product that will give
you years of superb performance.
1
HK3250 engelsk 11/01/98 14:28 Side 2
HANDLE THE POWER CORD
GENTLY
MOVING THE UNIT
TABLE OF CONTENTS
Before moving the unit, be sure to
unplug the power cord from the AC
outlet and disconnect all wires to
other components.
■ To disconnect the plug from the
AC outlet, pull on the plug itself,
not on the cord.
Front Panel Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Rear Panel Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
HK3250 System Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
■ Disconnect the plug from the AC
outlet whenever the unit is to be
left unused for an extended period
of time.
SERVICE
Call your local distributor for service.
DO NOT OPEN THE CABINET
Do not attempt to service this unit.
Tampering with internal components
can cause fire or shock, and may void
your guarantee. If water or a small
object enters the unit, unplug the
power cord immediately and consult
an authorized Harman Kardon service
center. Using the unit under such
conditions may cause a fire or shock
hazard.
■ Do not place furniture or other
heavy objects on the cord, and
avoid dropping heavy objects on
it. Also do not make a knot in the
cord.
PLACE THE UNIT ON A FIRM
AND LEVEL SURFACE
Avoid installing it:
■ In moist or humid places
CLEANING
■ Close to heating equipment or in
places exposed to direct sunlight
Remove dust by wiping the unit with
a soft, dry cloth. If necessary, use a
soft cloth lightly dampened with mild
soapy water; then wipe with a dry
cloth. Never use benzene, thinner,
alcohol or other volatile agents, and
avoid spraying insecticides near the
unit.
■ In a direct draft from an air
conditioner or in other very cold
locations
■ In places subject to excessive
vibration or dust
■ In poorly ventilated places
2
HK3250 engelsk 11/01/98 14:28 Side 3
Front Panel Controls
14
11 9
12 10
13
Volume
harman/ kardon HK 3250
Tune/Preset
MEMORY
PRESET
Seek Stereo
DELAY
MS
TIME
SLEEP
MIN
Memory Tune/Preset
VCR1
CD
FM
AM
Bass
Treble
Balance
Power
Speakers
Tape Mon
Headphones
VCR 2 TV/Aux
1
2
7
1
2
6
8
3
4
5
3
HK3250 engelsk 11/01/98 14:28 Side 4
Front Panel Controls
again to store preset station.
1. POWER BUTTON
5. BALANCE CONTROL
8. TAPE MONITOR BUTTON
NOTE: When you store a frequency in
a memory location that already
contains a frequency, you replace the
previous frequency. If your receiver is
disconnected from AC power for more
than about 2 weeks, it loses all stored
frequencies.
Press this button to turn the power
on. Press again to turn the power off.
If you connect the other components
to the switched outlet, it can also be
used as a system power button.
This control is used for balancing the
relative sound volume of the left and
right channel speakers. Clockwise
rotation reduces the volume from the
left speaker, counterclockwise
rotation reduces the volume from the
right speaker.
Press this button to select input from
a tape deck.
9. TUNE / PRESET BUTTON
When AUTO is not lit, the
TUNE/PRESET buttons will allow you
to tune to a station manually.
2. HEADPHONE JACK
Stereo headphones can be plugged
into this jack for private listening.
Headphone impedance should be
between 8 and 2K ohms. Best results
between 200 and 400 ohms.
10. TUNE / PRESET SCAN
BUTTONS
Press the TUNE/PRESET button to
light up PRESET then use the
up/down buttons momentarily to scan
the preset station frequencies. The
receiver stops at each preset location
from 1-30 that has been entered in
memory. Hold the button down to skip
through the presets quickly. In the
TUNE mode press these buttons to
change selected frequencies.
12. SEEK STEREO BUTTON
Press this button, “Auto” will illuminate
in the display. Then press the
TUNE/PRESET button. The tuner will
automatically seek out stations in your
area that have enough signal strength
to be listenable. The tuner will stop on
stations until the SEEK/STEREO
button is pressed again.
6. 1 / 2 SPEAKER SWITCHES
These switches allow you to select
various combinations of speakers as
follows;
■ To drive 1 pair of speakers, push
3. BASS CONTROL
only the speaker 1 switch in.
Modifies the low-frequency sound of
the left and right channels as much as
+/- 10dB. Set this control at a suitable
position for your taste and room
acoustics.
■ To drive a second pair of
speakers, push only the speaker 2
switch in.
13. VOLUME CONTROL
Turn the VOLUME clockwise to
increase the volume and
■ To drive both pairs of speakers,
push both 1 and 2 switches in.
4. TREBLE CONTROL
■ To use headphones for private
listening or monitoring, leave both
1 and 2 switches pushed out
11. STATION MEMORY
BUTTON
Modifies the high-frequency sound of
the left and right channels as much as
+/- 10dB. Set this control at a suitable
position for your taste and room
acoustics.
counterclockwise to decrease it.
14. DISPLAY WINDOW
Use this button to store an AM or FM
frequency. Press this button and
select one of 30 preset locations to
store the frequency with the
TUNE/PRESET buttons while the
MEM indicator blinks, press MEMORY
This window shows the state of
operation for easier control of the
receiver. It also contains the IR
Remote Sensor.
7. INPUT FUNCTION
SELECTOR BUTTONS
Press these buttons to select the
desired input source.
4
HK3250 engelsk 11/01/98 14:28 Side 5
Rear Panel Connections
1 FRONT SPEAKERS
FM OUTDOOR ANTENNA
AM LOOP ANTENNA
FM INDOOR ANTENNA
RIGHT
LEFT
-
3
+
-
+
1
2
ANTENNA
15
AC INPUT
AC 230V 50Hz
300Ω/75Ω
ADAPTOR
300Ω/75Ω
ADAPTOR
13
AM
LOOP
PREOUT
SPEAKERS
SERIAL NO.
LEFT
RIGHT
RIGHT
LEFT
FM
75Ω
12
REMOTE
16
1
2
9
VCR 1
CONTROL
MODEL NO.: HK 3250
HARMAN KARDON
NORTHRIDGE
14
LEFT
CALIFORNIA U.S.A.
AC OUTLETS
SWITCHED
230V~50Hz
IN
100W MAX
RIGHT
RIGHT
LEFT
OUT
TV/AUX
CD
PLAY
REC
PLAY
REC
(USE 4 OHM MIN SPEAKERS)
TAPE MON
AMPLIFIER
10
+
-
+
-
4
8
COMPACT DISC PLAYER
CASSETTE DECK
5
6
11
7
AUDIO
TO 16
RIGHT
LEFT
IN
OUT
REC
IN
PLAY
OUT
2 FRONT SPEAKERS
VCR
TO WALL OUTLET
5
HK3250 engelsk 11/01/98 14:28 Side 6
Rear Panel Connections
reception. When this unit is mounted
in a rack or placed on a shelf with
sufficient space behind, hang the
antenna on a wall in the direction
which gives the best reception.
1. FM INDOOR ANTENNA
6. TAPE PLAY JACKS
Connect the line output of your
CASSETTE DECK to these jacks.
12. REMOTE CONTROL IN
JACK
Connect the supplied antenna (the
wire lead) to a 300Ω/75Ω adapter and
connect the adapter to the 75Ω FM
antenna terminal, as shown in the
Rear Panel Connection Diagram.
Change the position of the antenna
until you get the best reception of your
favorite stations.
Connect a Harman Kardon HE 1000
remote I.R. sensor to this jack. You
can operate the unit by remote
commander through the adaptor. It is
convenient when the unit is located in
a separate room.
7. TAPE REC JACKS
Connect the line input of your
CASSETTE DECK to these jacks.
NOTE: If noise is heard during AM
reception, move the antenna for better
reception. To prevent undesired noise,
the AM LOOP ANTENNA should be
located away from the remote control
cord over 12 inches (30cm).
8. VCR2 INPUT JACKS
Connect these jacks to the
corresponding AUDIO OUTPUT jacks
of your TV (if available) or VCR.
13. PRE OUT JACKS
2. FM OUTDOOR ANTENNA
When a separate power amplifier is
used to drive the speakers, connect
the power amplifier input to these
jacks.
An outdoor FM antenna may be used
to further improve the quality of
reception. Disconnect the indoor
antenna before replacing it with the
outdoor one. A 75Ω/300Ω adaptor
must be used.
4. TV / AUX INPUT JACKS
This input is provided for any source
you want to hear. An additional
compact disc player, tape recorder,
TV video cassette recorder (VCR), etc.
can be plugged into these jacks.
9. VCR1 INPUT (PLAY) JACKS
Connect these jacks to the
corresponding AUDIO OUTPUT jacks
of a VCR.
14. SPEAKER TERMINALS
Two pair of speaker terminals are
provided. For primary speakers
connect the left (L) and right (R)
speakers to the speaker 1 terminals.
Make sure that the positive (+) and
negative (-) terminals on the speaker
are connected to the corresponding
terminals on the receiver. If you wish
to use another pair of speakers with
the receiver, connect this pair to the
speaker 2 terminals.
10. VCR1 OUTPUT (REC)
JACKS
Connect these jacks to the
corresponding AUDIO INPUT jacks of
a VCR.
3. AM LOOP ANTENNA
5. CD INPUT JACKS
Connect the output cables of a
compact disc player to these jacks.
Tune in your favorite AM station and
position the loop antenna for best
reception. Try other stations and find
the position that gives the best overall
11. REMOTE CONTROL OUT
JACK
Connect this jack to the REMOTE IN
jack on a Harman Kardon component.
Use one of the accessory mini-plug
cables.
AM LOOP ANTENNA SETTING
15. AC INPUT CORD
Plug this cord in AC outlet on a wall.
You can control many other Harman
Kardon components in your system
using the HK3250 remote
commander.
16. AC SWITCHED OUTLET
This outlet provides AC power. The
AC power is switched by the power
button. Use this outlet for a CD player
or a cassette deck.
PLEASE NOTE: Do not plug irons or
toasters or other products with high
power consumption into these
outlets.
Stand and place it on a shelf
or hang it on a wall.
LEG
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HK3250 engelsk 11/01/98 14:28 Side 7
Operation
4 Adjust the volume to a comfortable
listening level with the VOLUME
control or VOLUME UP/DOWN
buttons on the remote control.
BASIC OPERATION
MANUAL TUNING
MANUAL PRESETTING
1 Press the POWER button to turn
the power ON, the display panel
will then light up.
Auto tuning may be impossible if the
broadcast signal is weak. If so, use
manual tuning.
Up to 30 stations can be preset at
random, regardless of the reception
band.
5 For private listening, insert a 1/4
inch plug of the headphone into the
HEADPHONE jack.
• When using the POWER button
on the remote control turn the unit
off, the unit will go into STANDBY
mode.
1 Press the FM or AM button to
select the desired band.
2 Press the SEEK/STEREO button
and AUTO will go out in the display.
3 Press the UP or DOWN
TUNE/PRESET button until the
desired station frequency is
reached.
1 Tune in the station to be
memorized using the auto or
manual tuning.
2 Press the MEMORY button, then
the MEMORY indicator lights up for
5 seconds.
3 Select the channel number with the
UP or DOWN TUNE/PRESET
NUMERIC buttons on the remote
while the MEMORY indicator is lit,
then the selected channel number
lights up.
• When the headphones are
plugged, sound from the
speakers is cut off.
2 Select the desired program source
with the INPUT FUNCTION
SELECTOR buttons and the
selected input function appears in
the display.
3 When the TAPE MONITOR button
is set to ON so that the TAPE
indicator lights up, the selected
program source cannot be heard
from the speakers.
LISTENING TO BROADCASTS
You can use auto, manual or preset
tuning to select a radio station.
• Each time the button is pressed,
the frequency changes by a step.
• When the button is kept pressed,
the frequency changes
AUTO TUNING
If broadcast signals are strong and
there is no interference, auto tuning is
possible.
1 Press the FM or AM button to
select the desired band.
2 Press the SEEK STEREO button
and AUTO will illuminate in the
display.
3 Press the TUNE UP/DOWN button.
Tuning will start automatically and
stop at a broadcast station
frequency with sufficient signal
strength.
4 Press the MEMORY button to
memorize the station.
continuously in sequence.
PRESET TUNING
The receiver has a memory for up to
30 preset stations.
If the station frequencies are stored in
this memory, they can be tuned in by
a simplified procedure.
To listen to a program source
other than cassette deck be sure
to set the TAPE MONITOR button
to OFF.
• When using the NUMERIC
buttons on the remote, the station
is memorized without pressing
the MEMORY button again.
• When selecting one digit channel
number with the NUMERIC
buttons, press the corresponding
number without “0”.
5 Repeat steps 1 to 4 to preset other
stations.
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HK3250 engelsk 11/01/98 14:28 Side 8
RECALLING THE PRESET
STATIONS
RECORDING WITH A
CASSETTE DECK
Select the channel number of the
desired preset station with the UP or
DOWN TUNE/PRESET or NUMERIC
buttons on the remote control unit.
1 Select the program source to be
recorded with the INPUT
FUNCTION SELECTOR buttons.
2 Start recording on the cassette
deck.
SCANNING THE PRESET
STATIONS IN SEQUENCE
1 Press the PRESET SCAN button
on the remote control unit to listen
to the preset stations.
2 The receiver will start scanning the
stations in the preset sequence
and each station is received for 4
seconds.
3 Play back the desired program
source.
• The volume, balance, bass and
treble settings have no effect on
the recording or dubbing.
• When recording is performed on
a 3-head cassette deck, the
recorded sound can be monitored
through the speakers by pressing
the TAPE MONITOR button to
ON.
3 At the desired station, press again
to stop scanning.
NOTES:
• If the end of the frequency range is
reached during the auto or manual
tuning, tuning will continue from the
opposite end.
• When FM stereo broadcasts are
poor, select the FM mono mode
with the SEEK/STEREO button so
that the AUTO indicator goes out.
• When memorizing a new station,
the previously memorized station
on the same channel number is
cleared.
• In the event of a power failure or
when the receiver is disconnected
from the AC outlet, the memorized
stations are maintained for
approximately 2 weeks.
8
HK3250 engelsk 11/01/98 14:28 Side 9
HK3250 System Remote Control
1. INFRARED TRANSMITTER
WINDOW
5. NUMERIC BUTTONS
These buttons can be used for preset
tuning in TUNER mode.
Preset tuning: Select one of 30
preset locations.
9. VOLUME BUTTONS
Press to adjust volume levels.
13. BATTERY COMPARTMENT
This battery case is provided as the
power source for the commander. To
remove the cover, press it down with
your thumb and pull it toward the back
side. Two UM-3, size “AA” or R6 1.5V
dry batteries are used. When loading
the batteries, make sure that the
polarity is correct. Remove the
batteries from the case if the remote
commander will not be used for a long
time.
The infrared beam is emitted forward
from this window when you press any
button on the commander. For the
remote controls to function properly,
always face this window toward the
remote sensor window on the receiver
and do not obstruct this window with
any material.
10. DISPLAY BUTTON
Press once and the display dims,
press again and it turns off. Press a
third time and it goes on.
6. CD FUNCTION BUTTONS
For a CD PLAYER: DISC (DISC
SELECTOR is available for the
Harman Kardon FL8400, FL8450 CD
changer), PLAY, PAUSE, STOP,
BACKWARD SKIP, FORWARD SKIP,
A-B and INTRO buttons are available.
When selecting a disc, press the
DISC button.
11. SLEEP BUTTON
Set the receiver to automatically turn
off after 10, 20, 30, 60, or 90 minutes.
Each time the button is pressed, the
setting is advanced as below.
2. STANDBY BUTTON
Press this button to turn the power on
and off.
Automatic power on: When you press
the input function buttons (CD,
TUNER, TAPE, TV/AUX, VCR 1,
VCR 2) in STANDBY mode, the power
is automatically turned on and the
function is selected.
10min
20min
30min
60min
90min
OFF
7. INPUT FUNCTION
SELECTOR
Press the button to select the desired
input function. The available buttons
are CD, TUNER, TAPE MON,
TV / AUX, VCR 1, and VCR 2.
The display will dim when the sleep
function has been set.
12. MUTE BUTTON
Press this button to silence the
speakers temporarily. The volume
indicator blinks. Press again to restore
the same listening level as before.
3. TUNING UP/DOWN
Press these buttons to tune the
receiver up or down.
8. CASSETTE DECK
FUNCTION BUTTONS
For a cassette deck:
PAUSE/RECORD, STOP, REVERSE
PLAY, FORWARD PLAY, REWIND,
FAST FORWARD buttons are
available.
4. PRESET SCAN BUTTON
Button for scanning preset station
frequencies.
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HK3250 engelsk 11/01/98 14:28 Side 10
1
Volume
harman/ kardon HK 3250
Tune/Preset
Seek Stereo
MEMORY
PRESET
DELAY
MS
TIME
SLEEP
MIN
Memory Tune/Preset
harman kardon
13
3
2
VCR1
CD
FM
AM
Bass
Treble
Balance
Standby
Tuning
PScan
Power
Headphones
Speakers
Tape Mon
/ ON
4
5
VCR
2
TV/Aux
1
2
1
2
7
3
8
4
9
5
0
8m
Tnuer
6
Disc
Search
Skip
D
6
8
Tuner
CD
A-B
Intro
Tape Mon
TV/Aux
VCR 2
Cass Deck
harman kardon
7
Select
A/B
Standby
ON
Tuning
PScan
/
1
2
7
3
8
4
9
5
0
Tnuer
6
VCR 1
Disc
Search
Skip
D
CD
Tuner
A-B
Intro
Tape Mon
TV/Aux
Cass Deck
Select
A/B
VCR
1
VCR
2
Volume
Display
Sleep
Mute
REMOTE CONTROL
OPERATION RANGE
Volume
9
Display
Sleep
Mute
12
10
11
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HK3250 engelsk 11/01/98 14:28 Side 11
Troubleshooting
This unit is designed for trouble-free operation. Most problems users encounter are due to operating errors. So, if you have a problem, first check this list for a possible
solution. If the problem persists, consult your authorized Harman Kardon Service Center.
IF THE PROBLEM IS...
MAKE SURE THAT THE...
No lights illuminate when POWER button is pressed
Unit is plugged into a live outlet
No sound is heard
Correct input function selector button has been pressed
Volume is turned up
Speakers are connected properly
No output from one or more channels
Cables are not defective: Check/replace speaker cables
The signal source is operating and providing proper signal output to the HK3250
Tuner sound has a large amount of interference, or
The “Stereo” display is not illuminated, or
The antenna is properly connected
The antenna is properly located
Tuner sound distorts and/or volume level is too low
The antenna is set in the proper direction
The antenna is adequate to receive the desired station
Tuner is intermittent or continuously buzzing or hissing
Stations cannot be preset
The unit is away from fluorescent lights, TVs, motors and other electrical
appliances
After pressing the MEMORY button, the PRESET button is pressed while the
MEMORY indicator blinks, and the memory button is pressed again.
11
HK3250 engelsk 11/01/98 14:28 Side 12
Specifications
Continuous Average Power (FTC)
50dB Quieting Sensitivity,
40 Watts from 20Hz-20kHz:
@<0.09% THD,
Stereo (dbf):
40.3
DECLARATION OF CONFORMITY
both channels
Signal-to-Noise Ratio
@ 65dBf, mono/stereo:
driven into 8 Ohms
70dB/65dB
2.0dB
65 Watts from 20Hz-20kHz:
@<0.09% THD,
both channels
driven into 4 Ohms
Capture Ratio:
Selectivity, Adjacent/Alternate
Channel:
5dB/65dB
90dB
AMPLIFIER SECTION
IF Rejection:
High-Instantaneous Current Capability
AM Rejection @ 45dBf:
55dB
We, Harman Marketing Europe a/s
(HCC):
±20 Amps
Stereo Separation
@ 1kHz, 65dBf:
Kongevejen 194B
DK-3460 Birkerød
DANEMARK
Negative Feedback:
20dB
45dB
Frequency Response
@1W (+0/-3dB):
THD @ 1kHz, 65dBf,
mono/stereo (%):
declare that the product described in
this owner’s manual is in compliance
with technical standards:
0.5Hz - 100kHz
0.3/0.5
Rise Time:
1.8µSec
TUNER SECTION: AM
Sensitivity, External Antenna:
Alternate Channel Selectivity
Image Rejection:
Transient Intermodulation
Distortion (TIM):
25µV
38dB
35dB
50dB
Unmeasurable
EN 55013/6. 1990, EN55020/6. 1988,
EN 60555 Part 2 and 3/4. 1987
PREAMPLIFIER SECTION
Signal-to-Noise Ratio (ref. 1 Volt, A-Wtd)
Accredited test laboratory:
MIKES PRODUCT SERVICE GmbH
Ohmstrasse 2-4
IF Rejection:
CD:
Video
92dB
83dB
DIMENSIONS (W×H ×D):
D-94342 Strasskirchen
GERMANY, 27.09.1995
inches:
mm:
175⁄16 × 47⁄8 × 1415⁄16
440 × 125 × 380
Input Sensitivity/Impedance
Video, CD, Tape:
150mV/22kΩ
Weight (lbs/kgs):
18 lbs, 8.2 kg
Tone Control Range
Depth measurement includes knobs, buttons and antennas.
Height measurement includes feet.
Bass @ 50Hz:
Treble @ 10kHz:
±10dB
±10dB
All features and specifications are subject to change without
notice.
Steen Michaelsen
TUNER SECTION: FM
Usable Sensitivity, Mono (dBf):
Harman Marketing Europe a/s
11.2
The appliance conforms with EEC directive
87/308/EEC regarding interference suppression
12
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