6
6
Symptom when used with
Bluetooth transceiver
Possible Problem
Solution
Note
Pairing
Audio device does not support
A2DP profi les.
Audio device is not compatible.
Verify with manufacturer.
Audio device does not pair with
headphones.
Headphone system is not
powered “On”.
Press down on power button.
Blue LED should go from solid
to three consecutive, fast blinks,
indicating that it’s ready to be
“discovered” by transceiver or
other audio source.
Disconnect transceiver from
iPod and turn headphone power
“Off”, then back “On”.
If LED has intermittent, slow
blinks on both dongle and
headphones, both devices are
connected. If you wish to
re-pair, please follow initial
pairing instruction.
iPod battery is low.
Charge headphones by following
the battery charging directions in
this User Guide.
If blue LED on headphones
continues to blink rapidly after
headphone system has paired,
it is indicating a low battery. A
monotone will also be sounded
every 5 seconds for low bat-
tery alert.
Sound Quality
Headphone controls do not work
with Bluetooth audio device.
Control Features
Audio device is not compatible
with AVRCP profi le.
Audio device is not compatible.
Verify with manufacturer.
Audio device does not recognize
some control features.
Contact your audio device manu-
facturer to check limitations.
Because of the large variation in
design, the control features may
be limited due to restrictions on
your audio device.
Headphone controls have
limited operation.
Headphone system has lost the
link with the audio device.
Follow your audio device’s user
guide instructions to re-pair the
Bluetooth connection.
No sound from headphones.
If using audio cable, connection
at mini USB or 3.5mm audio
inlet end may not be connected
properly.
Make sure connectors are mat-
ing correctly to your headphone
and audio device. Make sure
headphone power is “Off”.
Sound drops in and out.
Moving out of transmission
range.
Move closer to audio device or
change position.
Audio device is dropping
transmission.
Contact audio device manufac-
turer for guidance.
Headphone battery is low.
Charge headphones by following
the battery charging directions in
this User Guide.
If blue LED on headphones
continues to blink rapidly after
headphone system has paired,
it is indicating a low battery. A
monotone will also be sounded
every 5 seconds for low bat-
tery alert.
Symptom when used with
Bluetooth transceiver
Possible Problem
Solution
Note
Headphone system is still paired
to Bluetooth transceiver.
If using audio cable, headphone
system may be overdriven by an
amplifi ed audio source.
Ensure that the JBL Reference
Series 610 is connected to an
appropriate source device. Make
sure cables are inserted snugly
into receptacles. Reduce volume
on the audio source.
Distortion (static, crackling or
hissing sounds).
Noise may be caused by interfer-
ence from a monitor, cell phone
or other transmitting device.
Turn monitor off to see
whether noise is eliminated. Use
headphones further away from
monitor.
Manufacturer:
Harman Consumer Group, Inc.
Model Name:
JBL Reference Series 610
Available in:
White/Black with Chrome
Features Sensitivity:
96dB SPL/mW @ 1kHz
Input Requirement, iPod Dongle:
iPod Dongle connected to iPod models 4th generation and above
Input Requirement, iPod Dongle:
Bluetooth A2DP and AVRCP profile streaming
Drivers:
Two 40mm neodymium drivers
Input Power:
2 x 50mW maximum power
Frequency Response:
20Hz – 20kHz (–10dB)
Dimensions:
Diameter – 102mm, hardwire audio cable – 1.75m
Weight:
212g without cord
Input Impedance:
32 ohms
Wireless Compatibility:
Most Bluetooth-enabled audio devices with A2DP and AVRCP profiles
Hardwired Compatibility:
Audio devices with 3.5mm mini audio jack connection
Battery Usage:
8–10 hrs continuous play
Technical Specifi cations
