Harman Kardon AVR 171S (serv.man3) Service Manual ▷ View online
35
ENGLISH
AVR
Troubleshooting
Symptom
Cause
Solution
Unit does not function
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power outlet
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Front-panel display lights, but there’s no sound or picture
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No sound from any speaker
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circuit
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problems
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connections for crossed wires
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No sound from center or surround speakers
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surround-channel information from nonencoded
programs
programs
Unit does not respond to remote control commands
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the line of sight of the remote
Intermittent buzzing in tuner
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fluorescent lights, motors or other electrical appliances
(AVR 1710/AVR 171 only): Surround-back speaker
settings cannot be accessed, and the test tone does not
play through the surround back speakers
settings cannot be accessed, and the test tone does not
play through the surround back speakers
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channels have been assigned to Zone 2
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AMP to the surround back left and right channels
Unable to activate remote control Programming mode
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seconds
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3 seconds
Remote buttons light, but AVR does not respond
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remote is in Zone 1 control mode).
Unable to establish network connection
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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
in the Product Support section of our Web site: www.harmankardon.com
Troubleshooting
Harman Kardon
Page 10 of 174
36
AVR
Specifications
Specifications
Audio Section
Stereo power:
AVR 1710/AVR 171: 100W per channel,
two channels driven @ 6/8 ohms, 1kHz,
<0.9% THD
two channels driven @ 6/8 ohms, 1kHz,
<0.9% THD
AVR 1610/AVR 161: 85W per channel, two
channels driven @ 6/8 ohms, 1kHz, <0.9%
THD
channels driven @ 6/8 ohms, 1kHz, <0.9%
THD
Multichannel power:
AVR 1710/AVR 171: 100W per channel,
two channels driven @ 6/8 ohms, 1kHz,
<0.9% THD
two channels driven @ 6/8 ohms, 1kHz,
<0.9% THD
AVR 1610/AVR 161: 85W per channel, two
channels driven @ 6/8 ohms, 1kHz, <0.9%
THD
channels driven @ 6/8 ohms, 1kHz, <0.9%
THD
Input sensitivity/impedance:
250mV/27k ohms
Signal-to-noise ratio (IHF-A):
100dB
Surround system adjacent channel
separation:
separation:
Dolby Pro Logic/DPLII: 40dB
Dolby Digital: 55dB
DTS: 55dB
Dolby Digital: 55dB
DTS: 55dB
Frequency response (@ 1W):
10Hz – 130kHz (+0dB/–3dB)
High instantaneous current
capability (HCC):
capability (HCC):
±40 amps (AVR 1710/AVR 171);
±29 amps (AVR 1610/AVR 161)
±29 amps (AVR 1610/AVR 161)
Transient intermodulation
distortion (TIM):
distortion (TIM):
Unmeasurable
Slew rate:
40V/μsec
FM Tuner Section
Frequency range:
87.5 – 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
Image rejection:
80dB
IF rejection:
80dB
AM Tuner Section
Frequency range:
520 – 1710kHz (AVR 1710/AVR 1610)
522 – 1620kHz (AVR 170/AVR 160)
522 – 1620kHz (AVR 170/AVR 160)
Signal-to-noise ratio:
38dB
Usable sensitivity (loop):
500μV
Distortion (1kHz, 50% mod):
1.0%
Selectivity (±10kHz):
30dB
Bluetooth Section
Frequency range:
2402MHz - 2480MHz
Transmitter power:
0-4dBm
Modulation:
GFSK,
π/4-DQPSK, 8-DPSK
Functions:
Streaming audio play, supports Bluetooth
3.0, A2DP v1.2, AVRCP v1.4
3.0, A2DP v1.2, AVRCP v1.4
Video Section
Television format:
NTSC (AVR 1710/AVR 1610);
PAL (AVR 171/AVR 161)
PAL (AVR 171/AVR 161)
Input level/impedance:
1Vp-p/75 ohms
Output level/impedance:
1Vp-p/75 ohms
Video frequency response (composite
video):
video):
10Hz – 8MHz (–3dB)
HDMI:
HDMI 1.4 with 4k x 2k bypass
General Specifications
Power requirement:
120V AC/60Hz (AVR 1710/AVR 1610);
220V – 240V AC/50Hz – 60Hz (AVR 171/
AVR 161)
220V – 240V AC/50Hz – 60Hz (AVR 171/
AVR 161)
Power consumption:
<0.5W (standby);
510W maximum (AVR 1710/AVR 171);
450W maximum (AVR 1610/AVR 161)
510W maximum (AVR 1710/AVR 171);
450W maximum (AVR 1610/AVR 161)
Dimensions (W x H x D):
17-5/16" x 4-3/4" x 11-3/16"
(440mm x 121mm x 300mm)
(440mm x 121mm x 300mm)
Weight
(AVR 1710/AVR 171): 11 lb (5.1kg)
(AVR 1610/AVR 161): 10 lb (4.6kg)
(AVR 1610/AVR 161): 10 lb (4.6kg)
Depth measurement includes knobs, buttons and terminal connections.
Height measurement includes feet and chassis.
Height measurement includes feet and chassis.
Harman Kardon
Page 11 of 174
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Harman Kardon
Page 12 of 174
DISASSEMBLY
Remove the Screws
4. Removing the Main PCB
~
1
6
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1
28
Remove the Screws
3. Removing the Rear Panel
1
1. Removing the Top Cabinet
Remove the Screws
~
13
Remove the Screws
2. Removing the Front Panel
1
7
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Harman Kardon
Page 13 of 174
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