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6. CD-ROM Write Mode
6.1. Outline
DVD-ROM can be upgraded from CD-ROM. The write mode is
entered from the normal mode.
1. When any CD-ROM for version upgrade DVD is detected, the sta-
tus informs that the version upgrade ROM is being read.
When DVD microcomputer is changed to System microcomputer
and byte 24 status data detects 0Fh:
•
The TEST Mode is entered by the status reception.
•
The Power button /Function switching is prohibited.
(Power supply is necessary until write is completed.)
•
It is prohibited to accept any button input until write is com-
pleted.
•
Change the display as follows:
TOC READ
2. To expand into RAM, DVD performs read-operation.
3. When reading ends, transmission stops for writing.
(Ignore stoppage of transmission during write.)
When transmission stops, the transmission port receives write
states, which are displayed according to port states.
W: ***
State
Unit display
1
During read
FLASH WR
2
During write
FL W : S T R
3
Write ended
FL W : E N D
4
Write error
FL W : E R R
4. To open the DVD/CD tray will automatically open when end of
rewrite is detected.
5. To close the DVD/CD door, cancel the TEST Mode and reset when
the ON/STAND-BY button is pressed.
* During write
After reading, "FL W: END" is displayed once. At this point write
does not end. It ends when display is changed from "FL W:
STR" to "W: END" and the DVD/CD tray opens.
* After reading, the DVD/CD tray may open after "W: END" is dis-
played, because RAM is not matched.
Press the Power key to get out of the TEST Mode to read the
version upgrade disc.
6. To initialize the EEPROM, do the shipping TEST mode.
2 – 9
XL-DV484W
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