
83
82
PICTURE 7-3
PICTURE 7-4
PICTURE 7-5
PICTURE 7-7
PICTURE 7-6
PICTURE 7-8
STEP 4
.
Line up hard drive mounting
screws with mounting holes at the
bottom of the NVR and slide the
hard drive to move the screws to the
narrow part of the holes.
STEP 5
.
Carefully turn NVR over taking
care not to allow the drive to slide
out.
STEP 6.
Tighten the mounting screws firmly.
STEP 7.
Flip the NVR right side up and
connect the data and power cables
to the hard drive.
STEP 8.
Replace the cover onto the
NVR.
STEP 9.
Secure the screws in the rear
and side panels.
A.1 TROUBLESHOOTING
1. The NVR does not boot up properly
Possible Causes:
a. Input power is not correct, check power supply.
b. Power switch button is damaged.
c. Updated firmware using wrong file.
d. Hard drive malfunction or something wrong with hard drive cable.
e. Front panel error.
f. Main board is damaged.
2. NVR often automatically shuts down or stops running.
Possible Causes:
a. Input voltage is not stable or it is too low.
b. Hard drive malfunction or something is wrong with the cable.
c. Device is not getting enough power.
d. Front video signal is not stable.
e. Working environment is too hot, or too much dust.
f. System board malfunction.
3. System cannot detect hard drive.
Possible Causes:
a. No hard drive is installed
b. Hard drive is damaged.
c. Hard drive cable connection is loose.
d. Main board SATA port is damaged.
4. There is no video output to one or more channels.
Possible Causes:
a. Updated firmware using wrong file.
b. Brightness is 0. Please restore factory default setup.
c. There is no video input signal or it is too weak.
d. Check privacy mask setup.
e. Combo NVR hardware malfunctions.
5. Real-time video color is distorted.
Possible Causes:
a. When using BNC output, NTSC and PAL setup is not correct. The real-time video
becomes black and white.
b. NVR and monitor resolution settings are not compatible.
c. Video cable is too long signal is becoming degraded.
d. Combo NVR color or brightness setup is not correct.
6. Cannot search local records.
Possible Causes:
a. HDD ribbon is damaged.
b. HDD has failed.
c. The recorded file has been overwritten.
d. Record function has been disabled.
7. Video is distorted when searching local records.
Possible Causes:
a. Video quality setting is too low.
b. Program read error, bit data is too small. There is mosaic in the full screen. Please restart
the NVR to solve this problem.
c. Hard drive data cable error.
d. Hard drive malfunction.
e. NVR hardware malfunction.
APPENDIX