Panasonic Digital Disk Recorders Wj Hd316 Operating Instructions

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Summary of the RAID 5 function (Redundant
Arrays for Independent Disks, independent
data disks with distributed parity blocks)
It is possible to use the RAID 5 function with an optional
extension unit.
RAID level 5 regards 3 or more drives as one drive, and it is
possible to read data by attaching error correction data
even though one of the drives is broken automatically. (It is
impossible to read data if 2 or more drives are broken.)
RAID level 5 requires a minimum of 3 drives to implement.
When...

132
■Formatting (Initialization) the
Hard Disk
It is necessary to initialize the hard disk in the following
cases.
•When replacing the hard disk of this unit
•When operating the unit for the first time after connect-
ing the optional extension unit to this unit
Important:
When the hard disk is formatted (initialized), all of the
recorded images will be deleted.
●Formatting (initialization) all hard
disks (unit)
All hard disks including the built-in hard disks and the hard
disks in the extension units...

133
,Press the SET button after setting.
[Screenshot 5]
The confirmation dialog window will be displayed.
.Move the cursor to EXECUTE using the arrows button
(
A B) and press the SET button.
→Formatting will start and the format result dialog
window will be displayed. The TOP MENU of the
HDD DISK MENU will be displayed automatically
after displaying the format result dialog window.
● Formatting (initialization) the
selected hard disk (unit)
Do the following to format the selected hard disk (the
selected...

134
[Screenshot 4]
The DISK SELECT menu will be displayed.
When using the RAID 5 function, the UNIT SELECTION
menu will be displayed.

mMove the cursor to a desired hard disk (unit) to be for-
matted (initialized) using the arrows button and press
the SET button.
[Screenshot 5]
THE SETTING METHOD menu will be displayed.

,Select a setting method for each recording area from
the following using the arrows button (
A B) and press
the SET button.
Auto Setup:Assigns the same proportion for each
recording...

135
[Screenshot 7]
The PRE RECORDING AREAS menu will be displayed.
⁄0Select the camera channel for pre-recording using the
arrows button and assign the disk space to the select-
ed pre-recording area by rotating the jog dial.
Repeat this operation to assign disk space to two or
more camera channels.
Press the SET button after setting.
→The confirmation dialog window will be displayed.
(
→step 13)
Important:
It is impossible to select the camera channel to which
the pre-recording area on another hard disk...

136
Mirroring is the function that records camera images onto
two hard disks simultaneously. In case one hard disk has a
problem, image data will be stored on the other hard disk.
The credibility of disk can be enhanced.
It is recommended to activate the mirroring function for the
first use of this unit.
When the mirroring function is activated with remaining
recorded images in the hard disk, those recorded images
in the hard disk will be deleted.
Important:
•The mirroring function can be configured only...

137
nSelect a recording area using the arrows button and
assign the disk space to the selected recording area by
rotating the jog dial.
Repeat this operation to assign disk space to two or
more recording areas.
Press the SET button after setting.
mPress the SET button after setting.
[Screenshot 5]
The confirmation dialog window will be displayed.
,Move the cursor to EXECUTE using the arrows button
(
A B) and press the SET button.
→Mirroring will start and the TOP MENU of the HDD
DISK MENU will be...

138
[Screenshot 1]
The TOP MENU of the HDD DISK MENU will be dis-
played.
xMove the cursor to MIRROR ON using the arrows but-
ton (
A B) and press the SET button.
Note:When it is impossible to recover the hard disk
(mirror on) such in case that the hard disk size to be
recovered is too small, it is impossible to select
MIRROR ON.
[Screenshot 2]
The password entry window will be displayed.
cEnter the password for an administrator by rotating the
jog dial.
The camera selection buttons ([1] - [10/0] for the...

139
cEnter the password for an administrator by rotating the
jog dial.
The camera selection buttons ([1] - [10/0] for the WJ-
HD316, [1] - [9], [0] for the WJ-HD309) are available to
enter numbers for password.
The same method is used to enter, insert and delete
characters as for attaching text information to images.
Refer to page 54.
→The hard disk will be removed logically and the
confirmation dialog window will be displayed.
[Screenshot 3]
The confirmation dialog window will be displayed after logi-...

140
■SERIAL (RS232C) Communication Protocol
With the SERIAL (RS232C) interface, you can control functions of this unit by transferring the specified commands from a per-
sonal computer (PC) to this unit.
Notes:
•This unit does not support the communication converted between the SERIAL (RS232C) and USB interface.
•When controlling the unit with the SERIAL (RS232C) interface, the following parameters should be identical between the
communication devices.
The setting is available in SETUP MENU – Comm –...