75
NS-55D420NA16 Insignia 55" 1080p 60Hz LED TV
www.insigniaproducts.com
MHL-enabled device
Problem Solution
The mobile
device does not
charge when
connected
to the
HDMI2 (MHL)
jack.
• Make sure that the cables are
securely connected.
• Make sure that you are using an
MHL cable. An MHL cable may
be difficult to identify. It may
look like a microUSB-to-HDMI
cable because the cable
connectors are the same, but
the cable itself is thinner. The
cable also may not be labeled
MHL.
My TV is not
displaying the
video or playing
the audio from
the connected
mobile device.
• Make sure that the cable is
securely connected to the
purple HDMI2(MHL) jack.
• Make sure that the cables are
securely and correctly
connected.
• Make sure that you are using an
MHL cable. An MHL cable may
be difficult to identify. It may
look like a microUSB-to-HDMI
cable because the cable
connectors are the same, but
the cable itself is thinner. The
cable also may not be labeled
MHL.
• Press INPUT and make sure that
the correct video input source is
selected. See “Selecting the
video input source” on page38.
• Try adjusting the picture
settings on your TV.
• Some Apps may not work on
your TV, depending on how the
App developer programmed
the App.
My TV is playing
the audio from
a connected
device but is
not displaying
the video.
• Make sure that the cables are
securely connected.
• Make sure that you are using an
MHL cable. An MHL cable may
be difficult to identify. It may
look like a microUSB-to-HDMI
cable because the cable
connectors are the same, but
the cable itself is thinner. The
cable also may not be labeled
MHL.
• Try adjusting the picture
settings on your TV.
• Some Apps may not work on
your TV, depending on how the
App developer programmed
the App.
My TV is
displaying the
video from the
connected
device but is
not playing the
audio.
• Make sure that the volume on
your mobile d evice is tur ned up
and not muted.
• Make sure that the volume on
your TV is turned up and not
muted.
• Make sure that the cables are
securely connected.
• Make sure that you are using an
MHL cable. An MHL cable may
be difficult to identify. It may
look like a microUSB-to-HDMI
cable because the cable
connectors are the same, but
the cable itself is thinner. The
cable also may not be labeled
MHL.
• Try adjusting the audio settings
on your TV.
• Some Apps may not work on
your TV, depending on how the
App developer programmed
the App.
• Make sure that you do not have
headphones connected. When
headphones are connected, no
sound comes from the TV
speakers.
• If you are using a home theater
system, sound bar, or external
speaker system, make sure that
it is turned on and is not muted.
• If you are using a home theater
system, sound bar, or external
speaker system, make sure that
you have selected the correct
output mode.
• If you are using a home theater
system, sound bar, or external
speaker system and have
connected with a digital coaxial
cable, set the Digital
Audio/SPDIF option on the
Audio menu to PCM. See the
Digital Audio/SPDIF option in
“Adjusting sound settings” on
page 52.
Problem Solution