Audio Output; Ddc Data - Acer A231H Service Manual

Acer

4.8 Audio output

Output power (W)
Output impedance (Ω)
Total harmonic distortion plus noise
Signal to noise ratio (dB)
PWM frequency (KHz)
Note: The low pass RC Filter (R=100Ω / C=0.047uF) for Class-D Output Power and THD+N Measurement

4.9 DDC data

EDID File Format : VESA's EDID Standard Version #3, Revision #0,
EDID Structure
EDID Data Table : See the attached table (for example)
SPEC(For Audio Module)
Items
: Version #1, Revision #3.
Specification
Min TYP
1.2 1.5
3.4 4
--- ---
40 ---
200 250
Acer –LCD-A231H
TEST CONDITIONS
MAX
THD+N = 10% AT 1KHz 1Vrms
1.8
4.6 AT 1KHz 1Vrms
Po 2.0W
10%
THD+N 5%
---
300