Acer LCD-S243HL, Service Manual

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Acer
Acer –LCD-S243HL
4.6 Audio output SPEC
Specification
Items
Min TYP MAX
TEST CONDITIONS
Output power (W) 1.6 2.0 2.4
THD+N = 10%
﹐
AT 1KHz 1Vrms
Output impedance ( Ω ) 3.4 4 4.6 AT 1KHz 1Vrms
Total harmonic distortion plus noise --- --- 10%
Po
≦
2.0W
Signal to noise ratio (dB) 40 --- ---
THD+N
≦
5%
PWM frequency (KHz)
200 250 300
Note: The low pass RC Filter (R=100 Ω / C=0.047uF) for Class-D Output Power and THD+N Measurement
4.7 DDC data
EDID File Format : VESA’s EDID Standard Version #3, Revision #0,
EDID Structure : Version #1, Revision #3.
EDID Data Table : See the attached table (for example)