Alpine INE-W977HD Owner's Manual

Disc playback sound skips due to vibration.
• Improper mounting of the unit.

- Securely re-mount the unit.

• Disc is very dirty.

- Clean  the  disc.

• Disc has scratches.

- Change the disc.

• The pick-up lens is dirty.

- Do not use a commercially available lens cleaner disc. Consult 

your nearest Alpine dealer.

Disc playback sound skips without vibration.
• Dirty or scratched disc.

- Clean the disc; a damaged disc should be replaced.

CD-R/CD-RW/DVD-R/DVD-RW/DVD+R/DVD+RW playback 
not possible.
• Close session (finalization) has not been performed.

- Perform finalization and attempt playback again.

Error displays.
• Mechanical  error.

- Press 

. After the error indication disappears, insert the disc 

again. If the above-mentioned solution does not solve the 
problem, consult your nearest Alpine dealer.

MP3/WMA/AAC is not played back.
• Writing error occurred. The CD format is not compatible.

- Make sure the CD has been written in a supported format. 

Refer to “About MP3/WMA/AAC” (pages 102 to 103), then 
rewrite in the format supported by this device.

Unit does not operate.
• Condensation.

- Wait a while (about 1 hour) for the condensation to dry.

Playback does not start.
• Disc is loaded upside-down.

- Check the disc and load it with the labeled side facing upward.

• Disc is dirty.

- Clean  the  disc.

• A disc not able to play back with this unit is loaded.

- Check if the disc is able to be played back.

• Parental lock is set.

- Cancel the parental lock or change the rating level.

Picture is unclear or noisy.
• Disc is being fast-forwarded or fast-reversed.

- The picture may be slightly disturbed, but this is normal.

• Vehicle’s battery power is weak.

- Check the battery power and wiring.

(The unit may malfunction if the battery power is under 11 
volts with a load applied.)

Image stops sometimes.
• Disc is scratched.

- Replaced with a non-scratched disc.

The Navigation cannot work properly.
• Reset Navigation system.

- Turn the ignition key off, and then set to ON again.

Various messages are displayed on the screen during operation. In 
addition to the messages telling you the current status or providing 
guidance for the next operation, there are also the following error 
messages. If one of these error messages is displayed, carefully follow the 
instructions in the solution column.

If you are driving, please pull over and park before using this 
function.
• A setup operation, etc., was carried out while the vehicle was 

running.
- Move the vehicle to a safe location, stop, and engage the 

parking brake, then carry out this operation.

Over-current detected on the USB.
• Abnormal current is run to the USB connector device.

- Turn the ignition key off, and then set to ON again.
- Attempt to connect another iPod/iPhone/USB Flash drive.

USB Hub is not supported.
• A USB flash drive with a hub is connected.

- You cannot play back from a USB flash drive with a hub. USB 

hub connections are also not supported.

Connected USB Device is not compatible.
• An iPod/iPhone that is not supported by the unit is connected.

- Connect an iPod/iPhone that is supported by the unit.
- Reset the iPod.

• A USB device that is not supported by the unit is connected.

- Attempt to connect another USB flash drive.

• Communication error.

- Turn the ignition key off, and then set to ON again.
- Check the display by reconnecting between the iPod/iPhone 

and the unit, using the iPod/iPhone cable.

- Check the display by reconnecting between the USB flash drive 

and the unit.

• Caused by the iPod/iPhone Software Version not being 

compatible with this unit.
- Update the iPod/iPhone Software Version to be compatible 

with this unit.

• The iPod/iPhone is not verified.

- Change to another iPod/iPhone.

No data.
• There are no data in the iPod/iPhone.

- Download data to the iPod/iPhone and connect to the unit.

• There are no data in the USB flash drive.

- Download data to the USB flash drive and connect to this unit.

Un-readable song was skipped.
• A copy-protected WMA file has been detected.

- You can only play back non-copy-protected files.

• A sampling rate/bit rate not supported by the unit is used.

- Use a sampling rate/bit rate supported by the unit.