English _97
BACKUP VIEWER
Name Description
Audio
/
A toggle button. Each time you press this button, the audio output will toggle
between activated and deactivated.
You can adjust the volume level from 0 to 100.
Screen Printout
Saves the current screen as an image file. Supported file formats include
BMP and JPEG.
Prints out the current screen. You should have installed the appropriate printer
driver before you can print out the screen.
File Tamper
Detection /
A toggle button. Each time you press this button, it will toggle between
activated and deactivated. The closed lock icon indicates activation of the file
tamper detection, which will blink the screen three times and stop playing if
an unauthorized manipulation of a data file is detected.
A message of "The file is forged” will display in the menu bar.
Zoom In/Out
Collapses the time range that is displayed on the range bar of the storage
time. You can collapse the range bar until the overall range is shortened to 24
hours.
Enlarges the time range that is displayed on the range bar of the storage
time. You can enlarge the range bar until the overall range is extended to 1
minute.
Display of storage time range Displays the time range of a stored video file.
You can move the gridline of the range bar to select a time point to play.
Speed
A toggle button; each time you press this button, the "Slow Playback " icon
changes its color to display it’s activated/deactivated. If it is activated, you can
use the play speed control to adjust the play speed up to x1/32 forward and
backward respectively, whereas if deactivated, you can adjust up to x32
forward and backward.
A toggle button; each time you press this button, the "Lock Speed" icon
changes its color to display it’s activated/deactivated.
If activated, the adjusted speed will be kept even if you release the mouse on
the speed bar. If deactivated, the adjusted speed will be applied only while
you use the mouse to hold the adjusted speed, and if you release the mouse,
the speed will restore to x1.
You can adjust the play speed up to x32 forward and backward respectively,
which varies according to the frame rate per second of the source.
If the frame rate per second is between 20 and 30, the maximum speed is
limited to x4, if the FPS is between 11 and 19, it is limited to x16, and if the
FPS is 6 or less, it supports up to x32.
Play
Displays the next frame. This is available only if the playback is stopped.
A toggle button. Press it once to start playing the video and switch the button
mode to 'Pause', and press it again to switch the button mode to Play and
stop playing temporarily.
Displays the previous frame. This is available only if the playback is stopped.