25
TROUBLESHOOTING GUIDE
SYMPTOM
CAUSE
SOLUTION
Unit does not function when Main
• No AC power
• Make certain AC power cord is plugged into
Power Switch is pushed
a live outlet
• Check to see whether outlet is switch-controlled
Display lights, but there’s no
• Intermittent input connections
• Make certain that all input and speaker connections
sound or picture
are secure
• Mute is on
• Press Mute Button
• Volume Control is down
• Turn up Volume Control
• Desired source not selected
• Press correct Source Selector
• Speakers deactivated
• Press Speaker 1 or Speaker 2 Button
• Headphones are in use
• Unplug headphones
• Jumper pins between Preamp Outputs • Replace jumper pins, or if external amplifier
and Main-Amp Inputs were removed
is in use, make sure it is turned on
No sound from any speaker;
• Amplifier is in Protection mode
• Check speaker-wire connections for shorts at receiver and
light around Power Switch is red
due to possible short
speaker ends
• Amplifier is in Protection mode
• Contact your local Harman Kardon service center
due to internal problems
Unit does not respond to
• Weak batteries in remote
• Change remote batteries
remote commands
• Remote sensor is obscured
• Make certain front-panel sensor is visible to remote
or connect an optional remote sensor
Intermittent buzzing in tuner
• Local interference
• Move unit or antenna away from computers, fluorescent
lights, motors or other electrical appliances
Audio sources sound distorted
• CD player or other audio device
• Only plug a device into the Phono Inputs if it is a
incorrectly plugged into Phono Inputs
turntable with a moving-magnet cartridge, or if it is a
turntable with a moving-coil cartridge with a phono preamp
• Turntable not plugged into Phono Inputs • Do not use a turntable with any inputs other than the Phono
Inputs, unless it has a moving-magnet-type cartridge and
includes a phono preamp
No video image
• Source device’s video output not
• Connect the source’s composite video output to
connected to HK 3485
the correct video input on the HK 3485
• Wrong source selected
• Press the correct Source Selector on the HK 3485
• Video Monitor Output not connected
• Connect the HK 3485’s Video Monitor Output to a composite
to display
video input on your television or video display
• Wrong video input on video
• Consult the manual for your television for instructions on
display selected
selecting the correct video input
• Audio-only source selected
• It is not possible to view video while listening to the
Phono, Tape/CDR or CD sources
In addition to the items shown above, additional information on troubleshooting possible problems with your HK 3485, or on installation-related issues,
may be found in the list of “Frequently Asked Questions,” which is located in the Product Support section of our Web site at www.harmankardon.com.
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