LDP216-251 Remote Control
From ViewSonic Documentation
Remote Control Overview

| Number | Description |
|---|---|
| 1 | Power On/Off |
| 2 | Back to Home Screen |
| 3 | Input source selection |
| 4 | Change to HDMI 1/2 input source |
| 5 | Switch to a blank, black screen |
| 6 | Adjust the brightness level |
| 7 | Directional buttons |
| 8 | Confirm the selection |
| 9 | Enter the Information page |
| 10 | Enter the Settings menu |
| 11 | Return to previous |
| 12 | Play/Pause content |
| 13 | Move content forwards/backwards |
| 14 | Increase/decrease the volume level |
| 15 | Numeric input buttons |
| 16 | Input key for a dot (.) |
| 17 | Delete key for text input |
| 18 | Mute/Unmute |
Inserting Remote Control Batteries
The remote control is powered by two 1.5v "AAA" batteries.
To insert batteries into the remote control:
- Remove the cover on the rear of the remote control.
- Insert two “AAA” batteries, ensuring the “+” symbol on the battery matches the “+” on the battery post.
- Replace the cover by aligning it with the slot on the remote control and snapping the latch shut.
Warning: There is a risk of explosion if batteries are installed with incorrect polarity.
- NOTE:
- It is recommended that you do not mix battery types.
- Avoid exposure to heat or steam.
- Do not allow water or other liquids to splash on the remote control. If the remote control becomes wet, wipe it dry immediately.
- Always dispose of old batteries in an environmentally friendly way. Contact your local government for more information on how to dispose of batteries safely.
- NOTE:
- Locking the Remote Control
- When the administrator does not want others to control the remote control, it can be locked by pressing 1169+OK on the remote control.
Remote Control Receiver Range
The operating range of the remote control is shown here. It has an effective range of 20 feet (6 meters), 30° degrees left and right. Ensure there is nothing obstructing the remote control’s signal to the receiver.