Harman Kardon AVR 151 (serv.man2) Service Manual ▷ View online
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®
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Audio/video receiver
AVR 1510, AVR 151, AVR 151/230C
Owner’s Manual
Harman Kardon
AVR 151 Service Manual
Page 2 of 131
AVR
Front-Panel Controls
4
Front-Panel Controls
1510
Power
Indicator
Front-Panel
Display
Volume
Knob
Set
Button
IR
Sensor
Power
Button
Left/Right
Buttons
Headphone Jack
Audio Input
Button
Surround Modes
Select Buttons
Surround Mode
Category Button
Up/Down Buttons/
Tuning Buttons
USB
Port
Channel Volume
Adjust Button
Source Select
Buttons
Tuning Mode Button
(AVR 1510)/ RDS
Button (AVR 151)
Harman Kardon
AVR 151 Service Manual
Page 3 of 131
ENGLISH
AVR
Front-Panel Controls
Front-Panel Controls, continued
Power indicator/Power button:
The AVR has three different power modes:
• Off (Power indicator glows solid amber): The Off mode minimizes energy
consumption when you’re not using the AVR. When the AVR is off, it will not
automatically turn on or play audio in response to a DLNA DMR stream from a
networked device. When the AVR is off, pressing the Power button turns it on.
To turn the AVR off when it is on, press the Power button for more than three
seconds. The Front-Panel Display will indicate “Your device is switched off” for
two seconds, then will switch off.
NOTE: You can use the System Setup menu to set the AVR to automatically
NOTE: You can use the System Setup menu to set the AVR to automatically
enter the off mode after it has been in the Sleep mode for a certain period of
time. See System Settings, on page 31.
• Sleep (Power indicator glows solid amber): The Sleep mode powers-down
some of the AVR’s circuitry, but allows the AVR to automatically turn on and
play audio in response to a DMR stream from a networked device. When the
AVR is in Sleep, pressing the Power button turns it on. To put the AVR into
Sleep when it is on, press the Power button for less than three seconds. The
message display will indicate “Device sleep” while the AVR is in the Sleep
mode.
NOTE: The AVR will automatically enter the Sleep mode after 30 minutes of no
NOTE: The AVR will automatically enter the Sleep mode after 30 minutes of no
audio signal or user control input, unless USB, iPod, Home Network, vTuner,
AirPlay, or DLNA DMR is active. In these cases, the AVR will automatically enter
the Sleep mode after the number of hours set in the Auto Power Off system
setting. See System Settings, on page 31.
• On (Power indicator glows solid white): When the AVR is on it is fully operational.
Headphone jack:
Connect a 1/4" stereo headphone plug to this jack for private
listening.
Tuning Mode button (AVR 1510 only):
Tuning Mode button (AVR 1510 only):
Press this button to toggle the radio between
the manual (one frequency step at a time) and automatic (seeks frequencies with
acceptable signal strength) FM tuning mode. The button also toggles the radio
between stereo and mono modes when an FM station is tuned in.
RDS Button (AVR 151 only):
RDS Button (AVR 151 only):
When listening to an FM radio station that broadcasts
RDS information, this button activates the various RDS functions.
USB port:
USB port:
The USB port can be used to play audio files from an Apple iOS
®
device
connected to the port, and can also be used to play MP3 and WMA audio files from a USB
device inserted into the port. Insert the connector or device into the USB port oriented so
it fits all the way into the port. You may insert or remove the connector or device at any
time – there is no installation or ejection procedure.
You can also use the USB port to perform firmware upgrades. If an upgrade for the AVR’s
You can also use the USB port to perform firmware upgrades. If an upgrade for the AVR’s
operating system is released in the future, you will be able to download it to the AVR using
this port. Complete instructions will be provided at that time.
IMPORTANT: Do not connect a PC or other USB host/controller to this port, or you
IMPORTANT: Do not connect a PC or other USB host/controller to this port, or you
may damage both the AVR and the other device.
Channel Volume Adjust button:
Channel Volume Adjust button:
Press this button to activate the individual channel level
adjustment. After pressing this button, use the Up/Down buttons/Tuning buttons to select
the channel for adjustment and use the Left/Right buttons to adjust the channel’s level.
Audio Input button:
Audio Input button:
Press this button to change the audio input connection for the current
source. Use the Left/Right buttons to cycle through the available input connections, and
press the Set button to assign the currently-displayed connection to the source.
IR sensor:
IR sensor:
This sensor receives infrared (IR) commands from the remote control. Make
sure that the sensor is not blocked.
Set button:
Set button:
Press this button to select the currently highlighted menu item.
Left/Right buttons:
Use these buttons to navigate the AVR’s menus.
Front-panel display:
Various messages appear on this two-line display in response
to commands and changes in the incoming signal. In normal operation, the current
source name appears on the upper line, while the active surround mode is displayed
on the lower line. When the on-screen display menu system (OSD) is in use, the
current menu settings appear.
Up/Down buttons/Tuning buttons:
Up/Down buttons/Tuning buttons:
Use these buttons to navigate the AVR’s menus.
When the radio is the active source, use these buttons to tune stations according to the
setting of the Tuning Mode button (see above).
Surround Mode Category button:
Surround Mode Category button:
Press this button to select a surround-sound
category. Each press changes the surround-mode category: Auto Select, Virtual
Surround, Stereo, Movie, Music and Game. To change the specific surround-
sound mode within the category, use the Surround Mode Select buttons. See
Audio Processing and Surround Sound,
on page 30, for more information about
surround modes.
Surround Mode Select buttons:
Surround Mode Select buttons:
After you have selected the desired surround-mode
category, press these buttons to select a specific mode within the category, such
as to change from Dolby
®
Pro Logic
®
II Movie mode to DTS
®
NEO:6 Cinema mode.
Surround mode availability depends on the nature of the source input signal, i.e.,
digital versus analog, and the number of channels encoded within the signal.
Source Select buttons:
Source Select buttons:
Press these buttons to select the active source.
Volume knob:
Turn this knob to raise or lower the volume.
5
Harman Kardon
AVR 151 Service Manual
Page 4 of 131
AVR
Rear-Panel Connectors
6
Rear-Panel Connectors
HDMI Output
Connectors
Power Cord
(AVR 1510)
HDMI Input
Connectors
Analog Video
Connectors
Subwoofer
Pre-Out
Connector
Radio Antenna
Connectors
Digital Audio
Connectors
Speaker
Connectors
Network
Connector
AC Input
Connector
(AVR 151)
IR and Trigger
Connectors
Analog Audio
Connectors
Harman Kardon
AVR 151 Service Manual
Page 5 of 131