JVC SP-PWC3, Руководство по обслуживанию

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(No.MB358)1-31
4.1.3 4.1.3 Upgrading of firmware (DVD UPGRADE)
The latest firmware for upgrading is updated in "Optical disc CSG" page in JS-net. At the time of service, compare the version of the
product and the latest version, and upgrade the old version into the latest version.
(1) Press "STANDBY/ON" key of the main body to turn it on.
(2) Push "OPEN/CLOSE" key of the main body, and insert the upgrade disc in the tray.
(3) When reading the data of the disc, the OSD screen is displayed "VERSION UP DISC", "PROGRAM & DESTINATION MODE"
and "READING..".
(4) When the screen changes from "READING.." to "WRITING..", upgrading starts.
(5) After writing the data of the disc, the screen is displayed "OPEN".
(6) Take out the disc, and press "STANDBY/ON" key of the main body.
(7) When the stand-by indicator is lighted, upgrading is completed.
(8) Set the main body at test mode, and confirm the version of the firmware. (Refer to "4.2 Method of displaying version firmware".)
4.1.4 Upgrading of system microcomputer (ROM CORRECTION)
(1) Press "STANDBY/ON" key of the main body to turn it on.
(2) Push "OPEN/CLOSE" key of the main body, and insert the upgrade disc in the tray.
(3) When reading the data of the disc, the OSD screen is displayed "VERSION UP DISC", "SYSCON UPG MODE" and "READ-
ING..".
(4) When the screen changes from "READING.." to "WRITING..", system data is written.
(5) After writing the data of the disc, the FL display of the main body is displayed "COMPLETE".
(6) Take out the disc, and press "STANDBY/ON" key of the main body.
(7) When the stand-by indicator is lighted, upgrading is completed.
(8) Set the main body at test mode, and confirm the version of the system microcomputer. (Refer to "4.2 Method of displaying ver-
sion firmware".)
A tray lock is completed.
Press the "STOP" and "OPEN/CLOSE1" keys
on the remote controller at standby.
Insert the power cord in an outlet while
pressing the "POWER" and "PAUSE" keys
on the main unit simultaneously.
A main unit entered in the
NTSC mode compulsively.
5.FORCED NTSC MODE
It is made compulsive NTSC mode.
From this, with regards to the input of NTSEL_SW, there is nothing only
at the time of 1st power on, and it performs NTSC starting.
(Command specification is performed to a module.)
A mode clearance is performed by power off.
VIDEO FORMAT change is prohibited during Forced NTSC mode.
6.TRAY LOCK
A loader mechanism's tray lock is carried out. In the tray lock function ON state,
EJECT processing is not performed to the EJECT key.
And , a LOCK display is performed at this time.
When it turns off a tray lock function, STOP and EJECT KEY are pushed simultaneously again.
Back up ON/OFF of a tray lock.