Dahua DH-XVR4108HS-X User Manual

FAQ 316
7 FAQ
1. DVR cannot boot up properly.
There are following possibilities:
 Input power is not correct.
 Power connection is not correct.
 Power switch button is damaged.
 Program upgrade is wrong.
 HDD malfunction or something wrong with HDD jumper configuration.
 Seagate DB35.1，DB35.2，SV35 or Maxtor 17-g has compatibility problem. Please upgrade
to the latest version to solve this problem.
 Front panel error.
 Main board is damaged.
2. DVR frequently shuts down or stops running.
There are following possibilities:
 Input voltage is not stable or it is too low.
 HDD malfunction or something wrong with jumper configuration.
 Button power is not enough.
 Front video signal is not stable.
 Working environment is too harsh, too much dust.
 Hardware malfunction.
3. Hard disk cannot be detected.
There are following possibilities:
 HDD is broken.
 HDD jumper is damaged.
 HDD cable connection is loose.
 Main board SATA port is broken.
4. There is no video output whether it is one-channel, multiple-channel or all-channel output.
There are following possibilities:
 Program is not compatible. Please upgrade to the latest version.
 Brightness is 0. Please restore factory default setup.
 There is no video input signal or it is too weak.
 Check privacy mask setup or your screen saver.
 DVR hardware malfunctions.
5. Real-time video color is distorted.
There are following possibilities:
 When using BNC output, NTSC and PAL setup is not correct. The real-time video becomes
black and white.
 DVR and monitor resistance is not compatible.
 Video transmission is too long or degrading is too huge.
 DVR color or brightness setup is not correct.
6. Cannot search local records.

Dahua DH-XVR4108HS-X Specifications

General

Main Processor	Embedded Processor
Operating System	Embedded LINUX
Video Input	8 Channel, BNC
Audio In/Out	1/1, RCA
Two-way Talk	Reuse audio in/out, RCA
Record Interval	1 ~ 60 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec
Video Output	1 HDMI, 1 VGA
Display Split	1/4/8/9
OSD	Camera title, Time, Video loss, Camera lock, Motion detection, Recording
Max. User Access	128 users
Smart Phone	iPhone, iPad, Android
Internal HDD	1 SATA Port, up to 6TB capacity
Hard Drive	1 SATA Port, up to 6TB capacity
Compression	H.265+/H.265/H.264+/H.264
Power Supply	DC12V/1.5A
Operating Temperature	-10°C ~ +55°C (+14°F ~ +131°F)
Operating Humidity	10% ~ 90% RH
Weight	0.8kg (1.8 lb) (without HDD)
Channels	8
Recording Resolution	1080p; 720p; 960H; D1; CIF
Bit Rate	1Kbps ~ 6144Kbps Per Channel
Record Mode	Manual, Schedule (Regular, Continuous), MD (Video detection: Motion Detection), Alarm
Resolution	1920×1080, 1280×1024, 1280×720
Ethernet	1 RJ-45 Port (100M)
Network Interface	RJ-45 port (10/100M)
Network Functions	HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search
Storage Capacity	Up to 6TB
USB Interface	2x USB 2.0
Power Consumption	<10W (Without HDD)
Working Environment	-10°C ~ +55°C / 10% ~ 90% RH
Dimension	260mm×236mm×48mm (10.2"×9.3"×1.9")
Dimensions	260mm×236mm×48mm (10.2"×9.3"×1.9")