Philips DVDR600VR/37, Service Manual

Page: 47 / 204

1-10-2 E9480TEST
REWORK PROCEDURE IEEE UNIQUE NUMBER
The procedure describes how to upgrade sets with a
unique number after repair. This unique number is
stored in the NVRAM of the FEBE board at the end of
the production line.
This procedure is only valid or necessary when:
- The FEBE board is replaced
- NVRAM on the FEBE board is replaced
- NVRAM is cleared
In all other cases the repaired set retains its unique
number.
The procedure defines several means to re-assure the
unique number depending on the possibilities of repair
or the state the faulty set is in.
1. Connect defective digital board to PC via serial
cable.
2. Start up hyper terminal or any other serial terminal
via the correct settings (DSW command mode
interface).
3. Read out existing unique number via 1208.
4. Press [ENTER] button on the remote control unit.
5. Note read out.
6. Program new digital board via nucleus 1207.
7. Press [ENTER] button on the remote control unit.
8. The set has now the original unique number.
DS:> 1208
120800: The DvIdNumber is: **********
Test OK @
DS:> 1207 **********
120700: Test OK @