Samsung HPR4272CX/XAC Service Manual page 76

Operation Instruction & Installation
11-2 New Features
11-2-1 Energy Saving Mode (Applies to the "Setup" of the User Menu)
- Location of the Ambient Light Sensor
The sensor is attached to the Power Assy., which is on the front of the PDP. The location of the sensor on the Power Assy is
displayed in the figure below. External light reaches the sensor through the guide of the Power Assy.
The screen brightness is adjusted according to the brightness measured by the Ambient Light Sensor, using the Multi APC
function (controls the number of sustain pulses according to the average signal levels) of the PDP panel, thus reducing power
consumption.
- Procedures for entering the menu: Select Menu → Setup → Energy Saving Mode
When pressing the "Energy Saving Mode" button on the remote control:
The Energy saving mode changes in the sequence of "Standard" → "Auto Saving" → "Super Saving".
- Description of each power saving mode
Standard: The screen brightness and the power consumption are not changed regardless of the ambient brightness measured
by the Ambient Light Sensor.
Auto Saving: The screen brightness and the power consumption are changed depending on the ambient brightness.
If the ambient brightness is low, it automatically turns the TV brightness down and reduces the power consumption.
Super Saving: This mode controls the screen brightness so that the power consumption is always reduced regardless of the
ambient brightness.
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11-6 Samsung Electronics