Clover C1704DVR User Instructions page 13

In the Quad mode
- When the FREEZE button is pressed, all 4 displays are in freeze standby mode.
- Press the FREEZE button again to release the freeze standby function of all the displays.
► OSD ON/OFF (OSD: On Screen Display)
- Available in LIVE, RECORD, or REPLAY Mode.
- When the OSD button is pressed, all the texts are cleared from screen temporarily.
- When the button is pressed again while OSD is in OFF, the system status will be displayed.
- Pressing the OSD button again will bring the system to normal condition.
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