Difference between revisions of "Frequently Asked Questions"
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|Crystal is broken. | |Crystal is broken. | ||
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| + | !rowspan="9"|NVR can not control PTZ | ||
| + | |- | ||
| + | |Front panel PTZ error | ||
| + | |- | ||
| + | |PTZ decoder setup, connection or installation is not correct. | ||
| + | |- | ||
| + | |Cable connection is not correct. | ||
| + | |- | ||
| + | |PTZ setup is not correct. | ||
| + | |- | ||
| + | |PTZ decoder and NVR protocol is not compatible. | ||
| + | |- | ||
| + | |PTZ decoder and NVR address is not compatible. | ||
| + | |- | ||
| + | |When there are several decoders, please add 120 Ohm between the PTZ decoder A/B cables furthest end to delete the reverberation or impedance matching. Otherwise the PTZ control is not stable. | ||
| + | |- | ||
| + | |The distance is too far. | ||
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Revision as of 16:51, 5 May 2017
Frequently Asked Questions
NVR
| NVR FAQ | |||||||
|---|---|---|---|---|---|---|---|
| Problem | Solution | ||||||
| NVR will not boot. | 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 ribbon. | |||||||
| 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. | |||||||
| NVR often automatically shuts down or stops running. | Input voltage is not stable or it is too low. | ||||||
| HDD malfunction or something wrong wit the ribbon. | |||||||
| Button power is not enough. | |||||||
| Front video signal is not stable. | |||||||
| Working environment is too harsh, too much dust. | |||||||
| Hardware malfunction. | |||||||
| System is unable to detect hard drive. | HDD is broken. | ||||||
| HDD ribbon is damaged. | |||||||
| HDD cable connection is loose. | |||||||
| Main board SATA port is broken. | |||||||
| Video loss from 1, multiple, or all channels. | |||||||
| Program is not compatible. Please upgrade to the latest version. | |||||||
| Brightness is 0. Please restore factory default setup. | |||||||
| Check your screen saver. | |||||||
| NVR hardware malfunctions. | |||||||
| I can not search local records. | |||||||
| HDD ribbon is damaged. | |||||||
| HDD is broken. | |||||||
| Upgraded program is not compatible. | |||||||
| The recorded file has been overwritten. | |||||||
| Record function has been disabled | |||||||
| Video is distorted when searching local records. | |||||||
| Video quality setup is too low. | |||||||
| Program read error, bit data is too small. There is mosaic in the full screen. Please restart the NVR to solve this problem. | |||||||
| HDD data ribbon error. | |||||||
| HDD malfunction. | |||||||
| NVR hardware malfunctions. | |||||||
| Time display is not correct. | |||||||
| Setup is not correct | |||||||
| Battery contact is not correct or voltage is too low. | |||||||
| Crystal is broken. | |||||||
| NVR can not control PTZ | |||||||
| Front panel PTZ error | |||||||
| PTZ decoder setup, connection or installation is not correct. | |||||||
| Cable connection is not correct. | |||||||
| PTZ setup is not correct. | |||||||
| PTZ decoder and NVR protocol is not compatible. | |||||||
| PTZ decoder and NVR address is not compatible. | |||||||
| When there are several decoders, please add 120 Ohm between the PTZ decoder A/B cables furthest end to delete the reverberation or impedance matching. Otherwise the PTZ control is not stable. | |||||||
| The distance is too far. | |||||||
