Firmware Renewal Mode - Hitachi DV-PF73U Service Manual

3-2 FIRMWARE RENEWAL MODE

3-2-1 How to Update the Firmware Ver-
sion
1. Turn the power on and remove the disc on the tray.
2. To put the DVD player into version up mode, press
[9], [8], [7], [6], and [SEARCH MODE] buttons on
the remote control unit in that order. The tray will
open automatically.
Fig. a appears on the screen and Fig. b appears on
the VFD.
The DVD player can also enter the version up
mode with the tray open. In this case, Fig. a will be
shown on the screen while the tray is open.
F/W Version Up Mode
Please insert a DISC
for F/W Version Up.
Fig. a Version Up Mode Screen
Fig. b VFD in Version Up Mode
3. Load the disc for version up.
4. The DVD player enters the F/W version up mode
automatically. Fig. c appears on the screen and
Fig. d appears on the VFD.
F/W Version Up Mode
VERSION :
Reading...(*2)
Fig. c Programming Mode Screen
Fig. d VFD in Programming Mode (Example)
The appearance shown in (*2) of Fig. c is
described as follows:
EXIT: POWER
********
EXIT: POWER
No. Appearance
1 Reading...
2 Erasing...
3 Programming...
5. After programming is finished, the tray opens auto-
matically. Fig. e appears on the screen and the
checksum in (*3) of Fig. e appears on the VFD.
(Fig. f)
At this time, no buttons are available.
F/W Version Up Mode
VERSION :
Completed
SUM : 7abc (*3)
Fig. e Completed Program Mode Screen
Fig. f VFD upon Finishing the Programming Mode (Example)
6. Unplug the AC cord from the AC outlet. Then plug it
again.
7. Turn the power on by pressing the power button
and the tray will close.
8. Press [1], [2], [3], [4], and [DISPLAY] buttons on the
remote control unit in that order.
Fig. g appears on the screen.
model: ****** Ver: ****
1: VFD TEST
2: TT REPEAT PLAY
3: EEPROM CLEAR
4: MEASUREMENT SERVO
5: DISC READ CHECK
6: MECHA CHECK
7: DISC INFO
8: ERROR RATE
RETURN: -----
9. Press [3] button on the remote control unit.
Fig. h appears on the screen.
State
Sending files into the memory
Erasing previous version data
Writing new version data
********
Region: **
EXIT: POWER
Fig. g
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