DOWNLOAD Harman Kardon AVR 151 (serv.man2) Service Manual ↓ Size: 18.64 MB | Pages: 127 in PDF or view online for FREE

Model
AVR 151 (serv.man2)
Pages
127
Size
18.64 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
avr-151-sm2.pdf
Date

Harman Kardon AVR 151 (serv.man2) Service Manual ▷ View online

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
•  Amplifier is in protection mode due to possible short 
circuit
•  Amplifier 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 configuration
•  Program material is stereo
•  Select a surround mode other than stereo
•  Mono programs contain no surround information
•  Check the speaker configuration 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, 
fluorescent 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
34
AVR
Specifications
Specifications
Audio Section
Stereo power:
75W per channel, two channels driven @ 
6/8 ohms, 1kHz, <0.9% THD
Multichannel power:
75W per channel, two 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:
Dolby Pro Logic/DPLII: 40dB 
Dolby Digital: 55dB 
DTS: 55dB
Frequency response (@ 1W):
10Hz – 130kHz (+0dB/–3dB)
High instantaneous current  
capability (HCC): 
±28 amps
Transient intermodulation  
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 1510) 
522 – 1620kHz (AVR 151)
Signal-to-noise ratio:
38dB
Usable sensitivity (loop):
500µV
Distortion (1kHz, 50% mod):
1.0%
Selectivity (±10kHz):
30dB
Video Section
Television format:
NTSC (AVR 1510);  
PAL (AVR 151)
Input level/impedance:
1Vp-p/75 ohms
Output level/impedance:
1Vp-p/75 ohms
Video frequency response (composite 
video):
10Hz – 8MHz (–3dB)
HDMI:
HDMI 1.4
General Specifications
Power requirement:
120V AC/60Hz (AVR 1510);  
220V – 240V AC/50Hz – 60Hz (AVR 151)
Power consumption:
<0.5W (standby);  
410W maximum
Dimensions (W x H x D): 
17-5/16" x 4-3/4" x 11-13/16"  
(440mm x 121mm x 300mm)
Weight
10 lb (4.6kg)
Depth measurement includes knobs, buttons and terminal connections. 
Height measurement includes feet and chassis.
Harman Kardon
AVR 151 Service Manual
Page 11 of 131
  
2. Package Drawing
AVR151/230
MANUAL ASS'Y
BOX,OUT CARTON
3
4
1
DESCRIPTION
NO
CPS1A930
CQXAVR151/230
CPG1A972W
1
1
Q,ty
PARTS NO.
CPS1A931
PAD,RIGHT
2
1
PAD,LEFT
SET
AVR151/230SET
1
5
1
POLY BAG
NO
DESCRIPTION
PARTS NO.
Q,ty
1
2
3
4
5
6
7
1
1
CPB1A190Z
POLY BAG
1. Instruction manual ass'y - Accessories(CQXAVR151/230)
SHEET,QUICK START GUIDE
8
CQE1A570Z
1
CABR03PPB
CSA1A039Z
ANT, AM LOOP(9.5uH/5T)
BATTERY
1
2
FM 1 POL ANT
CSA1A018Z
1
2
BATTERY  ASS'Y
4
9
3
AM LOOP ANTENNA ASS'Y
6
FM 1 POLE ANT(UL)
7
8
5
1
9
SNOW PAD (R)
4
BOX ,OUT CARTON
6
SET
5
SNOW PAD (L)
3
MANUAL ASS'Y
1
CJA2B120Z
1
CORD,POWER(PLUG+SOCKET)
SHEET,SAFETY
CQE1A601Z
1
TRANSMITTER ASS'Y
REMOCON
REMOCON ASS'Y
CARTAVR151-HK
1
SHEET,QUICK START GUIDE
STAPLE
CPL0905
3
STAPLE
SHEET,SAFETY
CORD , POWER(EUR)
Harman Kardon
AVR 151 Service Manual
Page 12 of 131
DISASSEMBLY
 Remove the Screws
4. Removing the Main PCB
~
1
6
~
1
19
 Remove the Screws
3. Removing the Rear Panel
AVR151/230
1
1. Removing the Top Cabinet
 Remove the Screws
~
13
 Remove the Screws
2. Removing the Front Panel
1
7
~
1
7
5
4
3
6
2
2
1
3
4
6
5
14
15
16
17
13
1
2
3
4
5
6
7
11
10
9
8
12
18
19
3
1
2
13
12
11
10
7
9
8
4
6
5
Harman Kardon
AVR 151 Service Manual
Page 13 of 131
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