Panasonic PV-D4733S-K, Service Manual

Page: 121 / 274

4.1.5. DVD UNIT REPLACEMENT NOTE
After replacing the DVD Unit, the DVD Main C.B.A. or EEPROM IC (IC8002), confirm the Firmware
version of DVD. If the version is different than that indicated on the Firmware Disc, update it using the
Firmware Disc. Refer to "HOW TO UPDATE THE FIRMWAREOF DVD."
4.1.6. METHOD FOR EJECTING THE DVD TRAY MANUALLY
1. Insert a Screwdriver or similar object into the Eject hole.
2. Press it gently, and then pull the Tray fully out.
Fig. 4
4.1.7. HOW TO UPDATE THE FIRMWARE OF DVD
It is possible to update the firmware version of the DVD using Firmware Disc for DVD.
Note:
If, after approx. 30 seconds, a unit set to DVD mode automatically
switches to VCR mode, there is likely a problem with the DVD Main
C.B.A. (IC8001, IC8201, IC8204, etc.)
How to confirm the firmware of DVD:
1. Connect a TV Monitor.
2. Insert a DVD disc into the DVD Unit.
3. Set the unit to DVD mode. Then, press STOP button to stop playback.
Note:
Do not let a DVD play during DVD Service Menu.
4. Press and hold STOP button on the VCR and 9 key on the remote
together with no cassette inserted. The unit will enter the DVD Service
Menu.
Fig. 5
9