Hitachi DV-P543U, Service Manual

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3-7
3-2 FIRMWARE RENEWAL MODE
3-2-1 How to Update the Firmware Ver-
sion
Note:
If the firmware has been changed, etc., we will use
Service News, etc. to report on how to obtain new
firmware data and create an upgraded disc.
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.
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. If you enter the F/W for
different models, “Disc Error” will appear on the
screen, then the tray will open automatically.
The appearance shown in (*1) of Fig. c is
described as follows:
5. After programming is finished, the tray opens auto-
matically. Fig. e appears on the screen and the
checksum in (*2) of Fig. e appears on the VFD.
(Fig. f)
At this time, no buttons are available.
6. Remove the disc on the tray.
7. Unplug the AC cord from the AC outlet. Then plug it
again.
8. Turn the power on by pressing the [
y
/I] button and
the tray will close.
9. Press [1], [2], [3], [4], and [DISPLAY] buttons on the
remote control unit in that order.
Fig. g appears on the screen.
F/W Version Up Mode Model No : *******
VERSION : *.**
Please insert a DISC
for F/W Version Up.
EXIT: POWER
"*******" differ depending on the models.
Fig. a Version Up Mode Screen
Fig. b VFD in Version Up Mode
VERSION : E5****_****.ab5
Reading...
F/W Version Up Mode Model No : *******
VERSION : *.**
Fig. c Programming Mode Screen
"*******" differ depending on the models.
*1
Fig. d VFD in Programming Mode (Example)
Appearance No. State
Reading... Sending files into the memory
Erasing... Erasing previous version data
Programming...
1
2
3 Writing new version data
VERSION : E5****_****.ab5
Completed
SUM : 7ABC
F/W Version Up Mode Model No : *******
VERSION : *.**
"*******" differ depending on the models.
Fig. e Completed Program Mode Screen
*2
Fig. f VFD upon Finishing the Programming Mode (Example)
MODEL : *******
Version : *.**
Region : *
EXIT: POWER EEPROM CLEAR : CLEAR
Fig. g
"*******" differ depending on the models.