Philips DFR9000, Service Manual

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FIRMWARE UPGRADE
Occasionally, Philips will release new firmware for the
microcontroller and Audio-DSP on the Video Processing
Board. The binary firmware upgrade file(s) will be made
available via the official service channels (i.e. symptom/cure
system and/or customer care website).
To upgrade the firmware proceed as follows:
1. Download and install the communication application
“Telix for DOS” (http://www.telix.com/).
2. Download the binary upgrade file and copy it to the
“SEND” folder within the Telix-directory. Upgrade files
have the extension “.001”, e.g. “Vp50.001”.
3. Connect the VPB board (connector 1009) with the power
supply (power not switched on yet).
Connect the VPB board via connector 1012 (white
connector with 7 pins) with the Interface-Board (VPB-
Interface).
4. Start “TELIX.EXE” (if a window with the following error
message appears, just select “ignore”).
5. Press <Alt> + <p> to initialize the COM-port.
Select Speed 115200 (press I) and the used COM-port
(press number):
Press <Enter> to close the window.
6. Switch on the power supply and press the RESET-button
on the interface-board (RESET = pin1 on VPB connector
1011).
In the Telix-window “INT DOWNLOAD START” appears:
If this message doesn’t appear, then there’s something
wrong with the communication.
7. Press the following keys in sequence:
<f> <p> <c> <Enter>
In the Telix-window “PREPARED” appears:
8. Press the following keys in sequence:
<f> <c> <f> <Enter>
In the Telix-window “CLR START” appears:
9. Press <Alt> + <s>, select “1k-Xmodem” in the pop-up-
window (with cursor keys) and press <Enter>.
10. Press <Tab>, select directory “SEND\” (with cursor
down) and press <Enter>.
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www.freeservicemanuals.info 13/10/2016
Published in Heiloo Holland