Daewoo CP-520, Service Manual, Page: 13 / 85

CP-520/520A/520F Service Manual
DTV R&D Europe 12
3.6 NVM default setting
The purpose of this message, when you change a virgin EEPROM, is to allow to modify
the NVM DATA to desired values.
1 - Introduction :
The NVM default valus are fixed for the user, but for flexibility in service, these data are stored in
NVM and can be changed when the TV set is in a special mode call "NVM EDITOR". This mode
can only be access from "FACTORY" mode.
2 - Entering into "FACTORY" mode.
To switch the TV set into FACTORY mode, use the factory remote control, and press on “SVC”
key. The factory menu will appear on the screen, showing “FACTORY” , plus other relevant
information like software version and date.
WARNING : When in "FACTORY" mode you should not press any key other than the keys
described in the procedure below. Unwanted key stroke could misadjust the TV set.
3 - Entering into "NVM EDITOR" mode.
To switch the TV set into NVM EDITOR mode, use the user remote control, and press on
“PICTURE/OK” key. The NVM EDITOR window will appear on the screen. This mode allow you
to access all data stored in NVM. The current NVM address is given in column "ADDR." in both
DECimal and HEXadecimal format. The column DATA gives the value contained at selected
address in both DECimal and HEXadecimal format.
4 - Navigation in "NVM EDITOR" mode.
Use Program Up/Dwn keys to select the desired address. Use Volume Up/Dwn keys to change
the data at selected address. You must press "PICTURE/OK" key to store value after
modification.
The data can be adjusted between 0 and 63.
5 - Exit "NVM EDITOR" mode.
To switch the TV set back into FACTORY mode, use the user remote control, and press on
“MENU” key.
The factory menu will appear on the screen, showing “FACTORY”.
6 - Exit "FACTORY" mode.
To exit "FACTORY" mode, use the factory remote control, and press on “SVC” key.
The factory menu will disappear from the screen.