Mitsubishi DX-TL4516U series Manuel d'instructions Page 50

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47
Operations
Protect Data
User Menu
Protect Data
Up to 500 specified areas can be locked preventing acciden-
tal deletion of important data. Only the data in the main de-
vice
can be locked. When the main device is partitioned, the
data in the normal and alarm areas can be locked.
step
3
steps
1, 2
step
4
Protect Data
5
1
2
3
Protect Recorded Data
Protected Data Information
Change Protected Data Settings
User Menu
step
1. Set the start and end points of the data to be locked.
The data in the area which is currently set to be
played back (normal or alarm) can be locked.
The points are set by the bookmark. Select the
desired bookmark number.
See page 82 for registering a bookmark.
step
2. Select “Protect.”
The data is locked in 512 MB unit. For the date and time
to be locked, the start or end point of one (or more) data
block which including the specified bookmark number are
registered, so the date and time registered may not be
similar to those of the specified bookmark.
While recording, the data blocks which is recorded cur-
rently and is recorded next cannot be locked.
step
3. To check the locked data, select the <Protected
Data Information>.
Select the area to be displayed in the <Select
Source Device> (
page 39).
Search: Displays the picture of the start point of
the selected area.
Check: Checks the device in which the locked
area is recorded.
step
4. To cancel the lock, select “Disableof the desired
area in the screen of <Change Protected Data
Settings>.
Search: Displays the picture of the start point of
the selected area.
The data cannot be locked when the start and end times
are not set in order.
The data of the LPA area is locked automatically after re-
cording. The number of areas available to be locked is up
to 500 areas of normal, alarm, and LPA areas. Search is
executed in search by alarm list. (
page 94)
When deleting the main device data including the locked
data, the locked data is also deleted.
When the locked areas are overlapped, the lock function
is as follows.
Example 1
Example 2
Example 3
The area previously locked
The area locked later
<Protect Data>
menu setting
The registered
data area
The area previously locked
The area locked later
(2 areas)
<Protect Data>
menu setting
The area previously locked
The area locked later
The registered
data area
(3 areas)
<Protect Data>
menu setting
The area previously locked
The area locked later
The registered
data area
(1 area)
(The other areas set are not registered.)
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