Philips 17S1AB, Service Manual

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66 17S1AB LCD
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default shipping position of the Volume Control shall be approximately 80%.
3.17.6
Speaker Sensitivity
The speakers shall support a minimum sensitivity of 75 dB +/- 3 dB at 1.5W/1m at 1 kHz.
3.17.7 Maximum Audio Card Output
The monitor audio amplifier shall accept a maximum input voltage of 1.0 Vrms and meet
the following requirements at the maximum monitor volume setting:
The ratings of the audio amplifier may not be exceeded.
The ratings of the speakers may not be exceeded.
There must not be any clipping of the audio amplifier output signal.
Voltage dividers may be used to reduce the input signal level.
3.17.8 Monitor Audio Amplifier Input Impedance
The monitor audio amplifier shall have minimum 10K Ohm AC input impedance
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4 Visual characteristics
4.1 Test conditions
Unless otherwise specified, this specification is defined
under the following conditions.
(1) Input signal : As defined in 3.3, 1280 x 1024 non-interlaced mode (1280X1024@75Hz), signal
sources must have 75 ohm output impedance.
(2) Luminance setting : controls to be set to 300 nits with full screen 100 % duty cycle white signal
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 -- 600 lux.
(5) Ambient temperature: 20 ± 5 q C
4.2 Brightness
Follow Panel specification.
4.3 Image size
Actual display size 337.920 mm x 270.336 mm