Frequently asked questions – Q-See NETWORK DVR QS408 User Manual

Page 28

Advertising
background image

54

55

ITEM

DEVICE

PARAMETER

SPECIFICATION

QS206

QS408

QS434

QS464

QS4474

CONNECTOR

NETWORK

INTERFACE

RJ45,10M/100M

ALARM

ALARM INPUT

4

8

4

0

0

ALARM I/O

VOLTAGE

0-2V, low voltage, 5-30V high

voltage

N/A

N/A

CONNECTOR

ALARM

OUTPUT

2

1

1

0

0

PTZ INTERFACE SUPPORT 1 RS485 (PelcoD, PelcoP)
NETWORK

INTERFACE

RJ45, 10M/100M

USB

Mouse USB 1.1

Backup USB

2.0

Yes

SOFTWARE

UPGRADE

SUPPORTS

USB

FIRMWARE

UPGRADE

Yes

OTHERS

VOLTAGE

INPUT

AC:110~240V

VOLTAGE

OUTPUT

DC:

12V@5A

DC:

12V@3A

(19V@3A

on older

models)

DC:

12V@3A

DC:

12V@3A

DC:

12V@3A

POWER

CONSUMPTION

<6W without HDD

WORKING

TEMPERATURE

50 TO 104°F (10 TO 40C)

FREQUENTLY ASKED QUESTIONS

If your problem is not listed below, please check our Resource Center at http://q-see.com/
glossary/resource-library.php
go to live chat at http://q-see.com or call our toll-free
number, 877-998-3440 for more support.

Question 1: Why is the DVR not working after starting?
Answer:

• Check the power adaptor input
• Check the power on-off
• Check the main board of the DVR

Question 2: Why is the DVR rebooting automatically or stopping for several minutes

after starting?

Answer:

• Instability or low input voltage
• Bad track on hard drive or the hard drive is bad
• Power supply is not producing enough power
• The front-end video signal is not stable
• High temperature, too much dust, bad DVR operating environment
• There is a problem with the connector on the main board
• The main board of the DVR is defective

Question 3: Why is there no video output on single channel, multi channel or all

channels?

Answer:

• Please check the camera cable connection to verify it is well-connected
• Please check the cable connection video on the back panel of DVR
• Please connect the camera directly to a TV to see if you get picture
• Check the brightness of the picture and bring it back to its original default setting
• The main board of the DVR is defective

Question 4: DVR cannot record after startup and the interface is showing “H”, why?
Answer:

• Make sure power adaptor is DC 19V
• Make sure hard drive is formatted
• Check the power and data connection cables of the hard drive
• The hard drive is defective
• The SATA port is not working

Question 5: What is the meaning of“R”“M”“I”“H” showing on the screen?
Answer:

• “R”means the channel is recording
• “M” means that motion was detected
• “I” means that the alarm was triggered
• “H” means there is either no hard drive. the drive is bad or it is full

Advertising
This manual is related to the following products: