Alpine i407-WRA-JL Installation Manual - Page 22

Troubleshooting Guide Continued

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Page 22 highlights

Troubleshooting Guide Continued Jeep Wrangler i407-WRA-JL 20210330v1 ˜ 22/22 9 Only the front speakers are on for SXM Radio. SXM Tuner has not been activated. Activate SXM Tuner. iPhone or Android phone is not recognized 10 when connected to the USB cable, causing CarPlay or Android Auto to not function. Loose or disconnected USB cable. Non-compatible cable. Wrong USB port used. Check the USB connection behind the headunit. Use the cable supplied with the iPhone or Android phone and only plug into the extension provided with the head unit. Third party adapters like flush mount, OEM integration, and/or long extensions may not work. Only use USB extension that came with the head unit. The OEM USB's are only meant for charging. They can't transfer data. The only one that can is the bottom port of the USB, AUX, HDMI interface that is included. Rear camera not 11 automatically coming on when vehicle is in reverse. The rear camera was not turned on Refer to Step 4 of the Set Up Guide on page in the setup menu. 20. 12 Rear camera just shows blank The rear camera is not outputting image with guide cones. an image. Refer to page 15 and ensure all the connections are made exactly as shown and the dip switches are in the correct positions. A known good RCA source can be used into the head unit to let you know if the head unit is receiving the video signal and let you know if it's a connection on the camera side or going to the head unit. 13 Front camera image is reversed. A front camera was not used. A rear camera can not be used for the front of the vehicle. It will not display the image correctly and it will be reversed. 14 Installed an amplifier and it only gets sound on FM. The power antenna wire was used instead of the remote wire. The remote wire is what needs to be connected to the remote turn on lead of the amplifier. The microphone needs to be plugged into 15 Can't be heard when making phone calls. The microphone is not plugged into the port labeled "MIC". If it gets plugged into the correct port. the SWC port it will not function properly. Page 14 shows the correct port to plug into. 16 OEM USB's not charging. The wrong micro USB was plugged into the USB power adapter. There are 2 factory micro USB plugs in the dash behind the media center. One is black and one is grey. If the supplied adaptor is plugged into the grey micro USB the factory USB's will not charge. Make sure the black USB is plugged into the power adapter. See page 11 for details.

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Jeep Wrangler
i407-WRA-JL
20210330v1
±
22/22
9
Only the front speakers are on
for SXM Radio.
SXM Tuner has not been activated.
Activate SXM Tuner.
10
iPhone or Android phone is
not recognized
when connected to the
USB cable, causing CarPlay
or Android Auto to not
function.
Loose or disconnected USB cable.
Check the USB connection behind
the headunit.
Non-compatible cable.
Use the cable supplied with the
iPhone or Android phone and only plug into
the extension provided with the head unit.
Third party adapters like flush mount, OEM
integration, and/or long extensions may not
work. Only use USB extension that came
with the head unit.
Wrong USB port used.
The OEM USB’s are only meant for charging.
They can’t transfer data. The only one that
can is the bottom port of the USB, AUX,
HDMI interface that is included.
11
Rear camera not
automatically coming on
when vehicle is in reverse.
The rear camera was not turned on
in the setup menu.
Refer to Step 4 of the Set Up Guide on page
20.
12
Rear camera just shows blank
image with guide cones.
The rear camera is not outputting
an image.
Refer to page 15 and ensure all the
connections are made exactly as shown and
the dip switches are in the correct positions.
A known good RCA source can be used into
the head unit to let you know if the head
unit is receiving the video signal and let you
know if it’s a connection on the camera side
or going to the head unit.
13
Front camera image is
reversed.
A front camera was not used.
A rear camera can not be used for the front
of the vehicle. It will not display the image
correctly and it will be reversed.
14
Installed an amplifier and it
only gets sound on FM.
The power antenna wire was used
instead of the remote wire.
The remote wire is what needs to be
connected to the remote turn on lead of the
amplifier.
15
Can’t be heard when making
phone calls.
The microphone is not plugged into
the correct port.
The microphone needs to be plugged into
the port labeled “MIC”. If it gets plugged into
the SWC port it will not function properly.
Page 14 shows the correct port to plug into.
16
OEM USB’s not charging.
The wrong micro USB was plugged
into the USB power adapter.
There are 2 factory micro USB plugs in
the dash behind the media center. One
is black and one is grey. If the supplied
adaptor is plugged into the grey micro
USB the factory USB’s will not charge.
Make sure the black USB is plugged into
the power adapter.
See page 11 for details.
Troubleshooting Guide Continued