Delton DVR, Simplified Manual

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whether alarm occurred. The alarm will trigger the recording and record according to the preset time.
5.
5. 5.
5. Why
Why Why
Why “
“ “
“Auto-overwrite
Auto-overwrite Auto-overwrite
Auto-overwrite”
” ”
” is
is is
is invalid
invalid invalid
invalid when
when when
when recording
recording recording
recording is
is is
is activated?
activated? activated?
activated?
①
Check whether the “Overwriting mode of recording” is “Auto cycle”;
②
Check whether the HDD has logical
error or physical damage. If there is logical error, connect the HDD to PC and delete the partition information or
repair the HHD and connect it to the DVR. If there is physical damage, replace the HDD.
6.
6. 6.
6. Why
Why Why
Why there
there there
there is
is is
is no
no no
no response
response response
response after
after after
after click
click click
click “
“ “
“Backup
Backup Backup
Backup”
” ”
” when
when when
when IIII use
use use
use client
client client
client software
software software
software to
to to
to backup
backup backup
backup DVR
DVR DVR
DVR data?
data? data?
data?
Check whether firewall is enabled. The client software may not backup the DVR data if firewall is enabled.
7.
7. 7.
7. Why
Why Why
Why the
the the
the time
time time
time skips
skips skips
skips when
when when
when IIII play
play play
play the
the the
the recording
recording recording
recording files?
files? files?
files?
It is usually caused by the adjustment of time. To avoid this situation, please check whether the data need to be
saved before adjusting the time. If not, please format the HDD when the DVR is started after time is adjusted.
8.
8. 8.
8. Why
Why Why
Why the
the the
the image
image image
image playing
playing playing
playing is
is is
is slow?
slow? slow?
slow?
①
Check whether slow playing is enabled. The DVR supports 1/2, 1/4, 1/8 and 1/16 speed slow playing;
②
Check
whether the HDD is connected properly and whether the HDD has bad sectors. The bad sectors of HDD may cause
image intermission or screen mess.