Firmware Renewal Mode (Firmware Version Up) - Sharp DV-NC150U Service Manual

FIRMWARE RENEWAL MODE (FIRMWARE VERSION UP)

FIRMWARE is built-in program to operate DVD player.
To get rid of error when playing new software (disc) in
the market, FIRMWARE version is updated. Perform
the following to update the FIRMWARE version.
NOTES:
a. This unit can not read data which is written with
packet write software (ex. B's Clip).
b. The file system should be set to Joliet or ISO9660
(except ISO9660 LEVEL 1).
c. Set the CD-ROM to Mode 1 or Mode 2.
d. The CD-ROM needs to be finalized (be closed
session).
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 (Vacuum Fluorescent Display).
" ******* " differ depending on the models.
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
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.
Model No : *******
VERSION : *.**
EXIT: POWER
1-9-1
" ******* " differ depending on the models.
F/W Version Up Mode
VERSION : D5****_****.ab5
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:
No. Appearance
1 Reading... Sending files into the memory
2 Erasing... Erasing previous version data
3 Programming... Writing new version data
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)
" ******* " differ depending on the models.
F/W Version Up Mode
VERSION : D5****_****.ab5
Completed
SUM : 7ABC (*3)
Fig. e Completed Program Mode Screen
Fig. f VFD upon Finishing the Programming Mode (Example)
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 [POWER] button
and the tray will close.
Model No : *******
VERSION : *.**
State
Model No : *******
VERSION : *.**
H9641TEST