Grundig GRT-K1104A, Руководство пользователя

Страница: 128 / 138

- When using the device to get the live view audio, there is no sound or there is too much noise, or the volume is
too low.
Possible Reasons:
a) The cable between the pickup and camera is not connected well, the impedance mismatches or is
incompatible.
B) The stream type is not set as “Video & Audio”.
Steps:
1. Verify that the cable between the pickup and camera is connected well, that the impedance matches and is
compatible.
2. Verify that the setting parameters are correct.
Select “Menu > Record > Parameters > Record”, and set the Stream Type as “Audio & Video”.
3. Check if the fault is solved by the above steps.
If it is solved, finish the process.
If not, please contact the manufacturer of the camera to do the further process.
- The image gets stuck when the DVR is playing back by single or multi-channel cameras.
Possible Reasons:
a) The frame rate is not the real-time frame rate.
b) The DVR supports up to 16-channel synchronised playback at the resolution of 4CIF, if you want a 16-channel
synchronised playback at the resolution of 720p, frame extracting may occur, which leads to a slight stuck.
Steps:
1. Verify that the frame rate is real-time frame rate. Select “Menu > Record > Parameters > Record”, and set the
Frame Rate to “Full Frame”.
2. Verify that the hardware can afford the playback. Reduce the channel number of playback. Select “Menu >
Record> Encoding> Record”, and set the resolution and bitrate to a lower level.
3. Reduce the number of the local playback channels.
Select “Menu > Playback”, and uncheck the checkbox of unnecessary channels.
4. Check if the fault is solved by the above steps. If it is solved, fi nish the process. If not, If not, please contact the
manufacturer of the camera.
- No record fi le found in the device local HDD, and the prompt “No record fi le found” pops up when you search
the record files.
Possible Reasons:
a) The time setting of the system is incorrect.
b) The search condition is incorrect.
c) The HDD has an error or is not detected.
Steps:
1. Verify the system time setting is correct. Select “Menu > Con fi guration > General > General”, and verify that
the “Device Time” is correct.
2. Verify that the search condition is correct. Select “Playback”, and verify that the channel and time are correct.
3. Verify that the HDD status is normal. Select “Menu > HDD > General” to view the HDD status, and verify that
the HDD is detected and can be read and written normally.
4. Check if the fault is solved by the above steps. If it is solved, fi nish the process. If not, please contact the
manufacturer of the camera to do the further process.
128 English