Harman Kardon AVR 1510 Service Manual

33
ENGLISH
AVR
Troubleshooting
Symptom Cause Solution
Unit does not function • No AC power • Ensure that the power cord is plugged into a live AC
power outlet
• Check if the AC outlet is switch-controlled
Front-panel display lights, but there’s no sound or
picture
• Intermittent input connection
• Mute is on
• Volume control is turned down
• Secure all input and speaker connections
• Press Mute button
• Turn up Volume control
No sound from any speaker
• Amplier is in protection mode due to possible short
circuit
• Amplier is in protection mode due to internal
problems
• Check all speaker wires at speaker and AVR
connections for crossed wires
• Contact your local Harman Kardon service center
No sound from center or surround speakers • Incorrect surround mode
• Program material is monophonic
• Incorrect speaker conguration
• Program material is stereo
• Select a surround mode other than stereo
• Mono programs contain no surround information
• Check the speaker conguration in the setup menu
• The surround decoder may not create center- or
surround-channel information from nonencoded
programs
Unit does not respond to remote control commands • Weak batteries in remote
• Remote sensor is obscured
• Change batteries in remote
• Ensure that the AVR’s front-panel remote sensor is in
the line of sight of the remote
Intermittent buzzing in tuner
• Local interference • Move the AVR or antenna away from computers,
uorescent lights, motors or other electrical appliances
Unable to activate remote control Programming mode • Source Selector button is not held for at least 3
seconds
• Be sure to hold the Source Selector button for at least
3 seconds
Unable to establish network connection
• AVR network programming requires rebooting • Cycle the AVR into the Off mode, and then turn it on
again
Additional information on troubleshooting possible problems with your AVR and 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: www.harmankardon.com
Harman Kardon
AVR 151 Service Manual
Page 10 of 131

Harman Kardon AVR 1510 Specifications

Audio Specifications

stereo power	75W per channel, two channels driven @ 6/8 ohms, 1kHz, <0.1% THD
multichannel power	75W per channel, two channels driven @ 6/8 ohms, 1kHz, <0.1% THD
input sensitivity/impedance	250mV/27k ohms
signal-to-noise ratio (IHF-A)	75dB
frequency response (@ 1W)	10Hz – 130kHz (+0dB/–3dB)
high instantaneous current capability (HCC)	±25 amps
slew rate	40V/sec

FM Tuner Specifications

frequency range	87.5MHz – 108.0MHz
usable sensitivity IHF	1.3µV/13.2dBf
signal-to-noise ratio (mono/stereo)	70dB/68dB
distortion (mono/stereo)	0.2%/0.3%
stereo separation	40dB @ 1kHz
selectivity (±400kHz)	70dB

AM Tuner Specifications

frequency range	520kHz – 1, 510kHz
signal-to-noise ratio	38dB
usable sensitivity (loop)	375µV
distortion (1kHz, 50% mod)	1.0%
selectivity (±10kHz)	30dB

Video Specifications

television format	NTSC
input level/impedance	1Vp-p/75 ohms
output level/impedance	1Vp-p/75 ohms
video frequency response (composite video)	10Hz – 8MHz (–3dB)
HDMI	Supports up to 4K x 2K

General Specifications

power requirement	120V AC / 60Hz
power consumption	<0.5W (standby); 410W maximum
dimensions (H x W x D)	4-3/4" x 17-5/16" x 11-13/16" (121mm x 440mm x 300mm)
weight	10 lb (4.6kg)