Sony CDX-H905IP Operating Instructions Manual page 23

Card remote commander operation is not
possible.
Make sure the insulation film has been removed
(page 7).
DSO does not function.
Depending on the boat's interior or type of music,
DSO may not have a desirable effect.
CD/MDplayback
The disc cannot be loaded.
• Another disc is already loaded.
• The disc has been forcibly inserted upside down or in
the wrong way.
The disc does not playback.
• Defective or dirty disc.
• The CD-Rs/CD-RWs are not for audio use (page 19).
• The disc format and file version are incompatible
with this unit (For details, refer to page 6 and 19).
MP3IWMA/AAC files take longer to play back
than others.
The following discs take a longer time to start
playback.
- a disc recorded with a complicated tree structure.
- a disc recorded in Multi Session.
- a disc to which data can be added.
The ATRAC CD cannot play.
• The disc is not created by authorized software, such
as SonicStage or SonicStage Simple Burner.
• Tracks that are not included in the group cannot be
played.
The display items do not scroll.
• For discs with very many characters, those may not
scroll.
• "A.SCRL" is set to "OFF'.
- Set "A.SCRL-ON" (page 16) or press
(SeRl).
The sound skips.
• Installation is not correct.
- Install the unit at an angle of less than 45° in a
sturdy part of the boat.
• Defective or dirty disc.
The operation buttons do not function.
The disc will not eject.
Press the RESET button (page 7).
Radio reception
The stations cannot be received.
The sound is hampered by noises.
• Connect a power antenna (aerial) control lead (blue)
or accessory power supply lead (red) to the power
supply lead of the boat's antenna (aerial) booster
(only when the boat has built-in antenna (aerial».
• Check the connection of the boat antenna (aerial).
• The auto antenna (aerial) will not go up.
- Check the connection of the power antenna
(aerial) control lead.
• Check the frequency.
• When the DSO mode is on, the sound is sometimes
hampered by noises.
- Set the DSO mode to "OFF" (page 9).
Preset tuning is not possible.
• Store the correct frequency in the memory.
• The broadcast signal is too weak.
Automatic tuning is not possible.
• Setting of the local seek mode is not correct.
- Tuning stops too frequently:
Set "LOCAL-ON" (page 16).
- Tuning does not stop at a station:
Set "MONO-ON" (page 16).
• The broadcast signal is too weak.
- Perform manual tuning.
During FM reception, the "ST" indication
flashes.
• Tune in the frequency accurately.
• The broadcast signal is too weak.
- Set "MONO-ON" (page 16).
An FM program broadcast in stereo is heard in
monaural.
The unit is in monaural reception mode.
-Set "MONO-OFF" (page 16).
RDS (CDX.HR9051P)
The SEEK starts after a few seconds of
listening.
The station is non-TP or has weak signal.
- Deactivate TA (page 12).
No traffic announcements.
• Activate TA (page 12).
• The station does not broadcast any traffic
announcements despite being TP.
- Tune in another station.
PTY displays "- - - - - - - -."
• The current station is not an RDS station.
• RDS data has not been received.
• The station does not specify the program type.
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