Furuno VR-7000 Operator's Manual page 13

The channel number and resolution can be recorded is shown in the table below.
Input method
Inputs through 1 SSD (512 GB)
the video LAN
2 SSDs (1 TB)
converter
IEC61162-450 1 SSD (512GB)
format
2 SSDs (1TB)
*: Recorded to the long term device (SSD) only. Not recorded to the Fixed DRU and Float-free
DRU.
Bridge audio: Up to eight microphones are supplied as standard to record conversation at con-
ning station, radar display and chart table. Microphone captures conversation in the bridge, audio
signals from equipment and sound from machinery. The microphone generates a test beep every
12 hours which is also recorded. The microphone picks up audio signals ranging from 150 to 6000
Hz.
Communications audio: A maximum of two VHF communications are recorded for both trans-
mitted and received audio signals.
Minimum data retention period
The VDR data is retained in the recording media, following termination of recording. The minimum
data retention periods for each recording unit are shown in the table below (IEC61996-1 compli-
ant).
Long term device (DCU)
Fixed DRU
Float-free DRU
No. of pcs
UXGA (1600×1200): 2 ch + Full HD (1920×1080): 1 ch
UXGA (1600×1200): 2 ch + Full HD (1920×1080): 1 ch +
WUXGA (1920×1200): 1 ch*
For PNG format:
UXGA (1600×1200): 2 ch + Full HD (1920×1080): 1 ch
For JPEG format (quality is 50 or above):
WUXGA (1920×1200): 3 ch
For JPEG format (quality is less than 50):
WUXGA (1920×1200): 5 ch
For PNG format:
UXGA (1600×1200): 2 ch + Full HD (1920×1080): 1 ch +
WUXGA (1920×1200): 1 ch*
For JPEG format (quality is 50 or above):
WUXGA (1920×1200): 3 ch + WUXGA (1920×1200): 1 ch*
For JPEG format (quality is less than 50):
WUXGA (1920×1200): 5 ch + WUXGA (1920×1200): 1 ch*
Unit
Resolution/Max. channel number
Minimum Data Retention Period
2 years after recording
6 months after recording
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1. OPERATION