User`s guide

4 of 6 07-010
TROUBLESHOOTING
Check mark is not shown on the iPod display
screen, radio will not switch to CD-C or CD-4 mode.
NOTE: Remove the iPod protective case, if installed.
1. At the Music Link interface unit, make sure both
connectors are fully engaged, and the cables do
not have any broken or bent pins.
NOTE: To release the Music Link interface unit
connectors, you must pull back on the lock sleeves.
Does either cable have the connector partially
disengaged, or are any pins broken or bent?
Yes - Reconnect or replace the loose or damaged
cable.
No - Go to step 2.
2. At the audio unit, make sure the cable connectors
and the connector pin fits are tight. Also check that
the optional Y-bus harness (if installed) connector
and connector pin fits are tight.
Do the cable connections and pins fit properly?
Yes - Replace the Music Link interface unit and the
cable.
No - Repair the faulty connection at the audio unit.
Static, or weak or no volume over speakers only in
Music Link mode.
NOTE: Remove the iPod protective case, if installed.
1. At the iPod, make sure the iPod connector is fully
engaged.
Is the iPod connector fully engaged?
Yes - Go to step 2.
No - Properly connect the iPod connector and
retest. Replace the cable if the connector is loose
or damaged.
2. Disconnect the client’s iPod.
3. Connect headphones to the iPod, and listen to the
sound quality.
Is the sound quality normal in the headphones?
Yes - Go to step 4.
No - There is static from the client’s uploaded
music. If the volume is weak or low, verify the
iTunes sound level setting.
4. Connect a known-good iPod and retest.
Is the sound quality normal over the speakers?
Yes - The vehicle is functioning normally. Do an
iPod reset on the client’s iPod and retest. If the
problem does not go away, have the service
advisor explain to the client that the vehicle is
operating properly and advise the client to:
• Install the latest iPod firmware.
• Consult the general information at
www.apple.com.
This is not a comprehensive list, only a suggested
starting point for the client to troubleshoot the iPod.
No - Go to step 5.
5. Disconnect the known-good iPod.
6. Do a vehicle battery cable reset:
• Remove the negative and positive battery
cables. Use a jumper wire to short the two cables
together, then turn the ignition switch to ON (II)
and wait 15 minutes.
• Turn the ignition switch to LOCK (0), and remove
the jumper wire. Reconnect the positive battery
cable first, then reconnect the negative cable.
7. Reconnect the client’s iPod and retest.
Is the sound quality normal over the speakers?
Yes - It is an intermittent audio unit/Music Link
failure, and the system is OK at this time.
No - Do the “Check mark is not shown on iPod
display screen, radio will not switch to CD-C or CD-
4 mode” troubleshooting.
Music Link has no sound, check mark is shown on
iPod display screen.
1. At the Music Link interface unit, make sure both
connectors are fully engaged, and the cables do
not have any broken or bent pins.
NOTE: To release the Music Link interface unit
connectors, you must pull back on the lock sleeves.
Does either cable have the connector partially
disengaged, or are any pins broken or bent?
Yes - Reconnect or replace the loose or damaged
cable.
No - Go to step 2.
LOCK SLEEVE