NEC MultiSync UN552 User Manual

English−60
Locking the IR Remote Buttons
The [IR LOCK SETTINGS] prevent the monitor from being controlled using the remote control. Enabling the [IR LOCK
SETTINGS] does not lock the buttons the monitor control panel.
CONTROL:
NETWORK INFORMATION
LAN
CHANGE PASSWORD
SECURITY
IR LOCK SETTINGS
KEY LOCK SETTINGS
DDC/CI
PING
IP ADDRESS RESET
AUTO DIMMING
POWER INDICATOR
NETWORK FUNCTIONS
USB
CEC
RESET
MULTI-INPUT OPTION C MODULE
MODE SELECT CUSTOM LOCK
POWER
UNLOCK / LOCK
VOLUME
UNLOCK / LOCK
MIN VOL
+ 10
MAX VOL
+ 80
INPUT
UNLOCK / LOCK
UNLOCK SELECT
DVI
DisplayPort
HDMI1
CHANNEL
UNLOCK / LOCK
ACTIVATE / DEACTIVATE
1. Using the remote control navigate to [CONTROL] then to [IR LOCK SETTINGS].
2. Under [MODE SELECT] choose the lock mode you want to enable.
• [LOCK ALL] – all buttons are locked.
• [CUSTOM LOCK] – all remote buttons are locked except for the following buttons that can be individually set as locked
or unlocked.
• [POWER] – select [UNLOCK] to be able to use the button when the IR Remote is locked. Select [LOCK] to lock the
button.
• [VOLUME] – select [UNLOCK] to be able to control the volume with the VOL+, VOL- buttons when the IR Remote is
locked. Select LOCK to prevent volume adjustment.
When activating the volume lock, the display volume will immediately change to the MIN VOL value.
• [MIN VOL] and [MAX VOL] – the volume buttons are unlocked, and the volume level can only be adjusted within
the [MIN] and [MAX] range set.
The [VOLUME] must be set to [UNLOCK] for this setting to operate.
• [INPUT] – select [UNLOCK] and then select up to 3 input buttons to remain unlocked. Select [LOCK] to lock all input
buttons.
• [CHANNEL] – select [UNLOCK] to be able to change channels with the CH/ZOOM+, CH/ZOOM- buttons when the IR
remote is locked. Select [LOCK] to lock these buttons.
An optional tuner card must be installed for the channel buttons to function.
3. Select [ACTIVATE] to activate all settings.
Unlocking the IR Remote Controls
• IR Remote Control – to return to normal operation press-and-hold the DISPLAY button for at least 6 seconds.

NEC MultiSync UN552 Specifications

General

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