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Philips 220B4LPCS/00 - Calibration and Audio Specifications; PerfectTune II Calibration

Philips 220B4LPCS/00
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Meridian 3
75
i. Dynamically split screen to 2 vertical frames with one vertical white line. The line
width is 2 pixels. The left frame will be enhanced by SmartImage Lite and right
frame remains original performance.
ii. There is OSD showing “SmartImage On / SmartImage Off” in
left frame and “Original Image” in right frame.
iii. The OSD word color is white with transparent background.
iv. The demo profile will be “Video Playback” profile with “High” ODC setting.
C. Hot keys to trigger:
Press [Smart Image] 3 seconds or more to trigger the demo mode.
When demo mode is On, press 3 seconds or more to turn off the demo mode.
When the demo mode is enabled, the white LED.
4.17 PerfectTune II
A. PerfectTune must be done after warming 30 minutes at least.
B. PerfectTune must be performed after Auto Color.
C. PerfectTune must be conducted through DVI or scaler embedded patterns.
D. Delta E < 2.5
audio
1 Frequency Response
The amplifier and speaker combination shall provide a frequency response of 300 Hz to
20 kHz, with +/- 3 dB variation over the entire response range.
.2 Total Harmonic Distortion
Total harmonic distortion shall be limited to 5% THD at the maximum wattage speaker
rating specified in section 1.3, at 1 kHz, when the input is 1.3Vrms.
3 Power Handling
Each speaker transducer shall accept up to the specified Wattage of audio power
without damage or exceeding the frequency response and total harmonic distortion
specifications.
4 Audio Amplifier
The amplifier shall provide two channels of audio up to 1.5 Watts per channel from 100
Hz
to 20 kHz, based upon an audio signal input of 1.3V RMS per channel.
5 Volume Control
For monitors with a manual volume control, the direction (at the bottom) of the bezel
volume control is “-“ key for Minimum volume and “+” key for Maximum volume. The
default shipping position of the Volume Control shall be approximately 90%.
6 Speaker Sensitivity
The speakers shall support a minimum sensitivity of 75 dB +/- 3 dB at 2W/1m at 1 kHz.
7 Maximum Audio Card Output
The monitor audio amplifier shall accept a maximum input voltage of 1.5 Vrms and meet
the following requirements at the maximum monitor volume setting:
1. The ratings of the audio amplifier may not be exceeded.
2. The ratings of the speakers may not be exceeded.
3. There must not be any clipping of the audio amplifier output signal.

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