DOWNLOAD Harman Kardon AVR 158 (serv.man3) Service Manual ↓ Size: 12.74 MB | Pages: 127 in PDF or view online for FREE

Model
AVR 158 (serv.man3)
Pages
127
Size
12.74 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
avr-158-sm3.pdf
Date

Harman Kardon AVR 158 (serv.man3) Service Manual ▷ View online

23
AVR 158
EN
GL
ISH
Advanced Functions, continued
Sleep Timer
the sleep timer sets the AVr to play for up to 90 minutes and then turn off automatically.
press the Sleep button on the remote, and the time until turn-off will be displayed on the 
front-panel Message display and on a connected tV. each additional press of the Sleep 
button decreases the play time by 10 minutes, with a maximum of 90 minutes. the 
Sleep oFF setting disables the sleep timer.
when the sleep timer has been set, the front-panel display will automatically dim to 
half brightness.
If you press the Sleep button after the timer has been set, the remaining play time will 
be displayed. press the Sleep button again to change the play time.
Resetting the Remote
to reset the remote to its factory-default condition, simultaneously press and hold any 
Source Selector button and the “0” number button. when the program Indicator led 
flashes amber, enter the code “333.” when the green led goes out, the remote control 
will be reset.
Processor Reset
If  the AVr  behaves  erratically  after  a  power  surge,  first  turn  off  the  rear-panel  Main 
power switch and unplug the Ac power cord for at least 3 minutes. plug the cord back 
in  and  turn  the AVr  on.  If  this  procedure  doesn’t  help,  reset  the AVr’s  processor  as 
described below.
NOTE:  A  processor  reset  erases  all  user  configurations,  including  video  resolution, 
speaker and level settings, and tuner presets. After a reset, reenter all of these settings 
from your notes in the Appendix worksheets.
To reset the AVR’s processor:
press the front-panel Standby/on switch to place the unit in the Standby mode (the 
1. 
power Indicator led will turn amber).
press and hold the front-panel Surround Mode button for at least 5 seconds until the 
2. 
reSet message appears on the front-panel Message display.
If  the AVr  does  not  function  correctly  after  a  processor  reset,  contact  an  authorised 
harman kardon service centre for assistance. Authorised service centres may be located 
by visiting our web site at www.harmankardon.com.
Memory
If the AVr is unplugged or experiences a power outage, it will retain your user settings 
for up to four weeks.
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AVR 156+158/230V Service Manual
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24
AVR 158
Troubleshooting
Symptom
Cause
Solution
unit does not function when Main power switch is 
turned on
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 Message 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; protect message 
appears on Message display
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 centre
 
no sound from centre 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 centre- or 
 
surround-channel information from nonencoded stereo 
programs
unit does not respond to remote control commands
weak batteries in remote
 
AVr not selected
 
remote sensor is obscured
 
change batteries in remote
 
press the Setup/AVr button
 
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 aerial 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
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
Troubleshooting
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AVR 156+158/230V Service Manual
Page 10 of 139
25
AVR 158
EN
GL
ISH
Specifications
Specifications
Audio Section
Stereo power:
70w per channel,  
two channels driven @ 8 ohms,  
1khz, <0.9% thd
Multichannel power:
70w per channel,  
two channels driven @ 8 ohms,   
1khz, <0.9% thd
Input sensitivity/impedance:
200mV/47k 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): 
±25 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:
90db
AM Tuner Section
Frequency range:
520 – 1720khz
Signal-to-noise ratio:
45db
usable sensitivity (loop):
500μV
distortion (1khz, 50% mod):
0.8%
Selectivity (±10khz):
30db
Video Section
television format:
pAl
Input level/impedance:
1Vp-p/75 ohms
output level/impedance:
1Vp-p/75 ohms
Video frequency response (composite video):
10hz – 8Mhz (–3db)
hdMI:
Version 1.4a with 12-bit  
deep colour
General Specifications
power requirement:
220V – 240V Ac/50hz – 60hz
power consumption:
<0.5w (standby);  
280w maximum 
dimensions (w x h x d)
17-5/16" x 6-1/2" x 17-1/8" 
(440mm x 165mm x 435mm)
weight
20 lb (9.1kg)
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Harman Kardon
AVR 156+158/230V Service Manual
Page 11 of 139
Harman Kardon
AVR 156+158/230V Service Manual
Page 12 of 139
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