MEX-R1 - Sony Car Audio Service Manual (repair manual). Page 5

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5
MEX-R1
Playable discs
*
Discs that are not finalized cannot be played.
“DVD VIDEO,” “DVD-R,” “DVD-RW,” “DVD+R,” and
“DVD+RW” are trademarks.
DVD
A DVD contains both audio and visual data. A 12 cm disc can hold
7 times the amount of datacontained in a CD-ROM, which equals to 4  
consecutive hours of playing time (8 hours for double-sided discs). 
DVDs are divided into 4 types: single sided single layer, single sided 
double layer, double sided single layer, and double sided double layer. 
Format of discs
DVD VIDEO
DVD-R
*
(MP3/JPEG)
DVD-RW
*
Video mode/VR mode
(MP3/JPEG)
DVD+R
*
(MP3/JPEG)
DVD+RW
*
(MP3/JPEG)
Video CD
Audio CD
CD-R
*
(MP3/JPEG)
CD-RW
*
(MP3/JPEG)
Video CD (VCD)
A Video CD can contain both audio and visual data on a disc the same 
size as a regular Audio CD. The playing time is 74 minutes for a 
standard 12 cm CD.
Audio CD
An Audio CD containing audio data. The playing time is 74 minutes 
for a standard 12 cm CD.
CD-Recordable (CD-R)
With a CD-R, you can edit audio data. You can write information on a 
CD-R only once.
CD-Rewritable (CD-RW)
With a CD-RW, you can edit audio data. You can write information 
on a CD-RW again and again.
CD-Extra
A CD-Extra has two sections (sessions) for audio nd data respectively. 
You can only play the section of audio on this unit.
Notes
This unit conforms to the PAL colour system. A disc recorded in a colour 
system other than PAL, such as NTSC or SECAM, cannot be played.
You can play DVD-Rs/DVD-RWs, DVD+Rs/DVD+RWs and CD-Rs/CD-RWs 
designed for audio with this unit. However, depending on the recorded 
conditions, you cannot play some discs.
You cannot play CD-Rs/CD-RWs, DVD-Rs/DVD-RWs or DVD+Rs/
DVD+RWs that are not finalized.
Discs created in Packet Write format cannot be played.
Recordable discs may not play back correctly if the ambient temperature is 
high.
The discs listed below cannot be played on this unit:
8 cm discs
CD-ROM (the data other than the MP3 or JPEG files)
CD-G
Photo-CD
VSD (Video single disc)
DVD-ROM (the data other than the MP3 or JPEG files)
DVD-RAM
DVD-Audio 
DVD+R DL (Dual Layer)
Active-Audio (Data)
CD-Extra (Data)
Mixed CD
SVCD (Super Video CD)
CDV
SACD (Super Audio CD)
Note on transparent discs
12 cm discs containing of only an inner 8 cm data portion 
(the rest is transparent) cannot be played on this unit.
Region code
This system is used to protect software copyrights.
The region code is located on the bottom of the unit, and only DVDs 
labelled with an identical region code can be played on this unit.
DVDs labelled 
 can be also played on this unit.
 
If you try to play any other DVD, the message “Cannot play this disc.” 
will appear on the monitor screen. Depending on the DVD, no 
region code may be labelled even though playing the DVD is 
prohibited by area restrictions.
Region code
ALL
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