Acer AT2001, Service Manual

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PC Stereo Input
Level : 500mVrms
Type : Stereo R/L Channels
Impedance : More than 22k
Ω
Jack : 3.5mm Stereo jack , Black color
Headphone output:
Level: 0.5W rms/per Channel(typ.) for 16 ohm earphone
Type: Stereo R/L Channels
Jack: 3.5mm Stereo
Built-in Speaker
Max. Audio output ( at 10% THD max. ) at 1.0Vp-p / 1kHZ input : 2W + 2W
Sound Distortion at 250mW/1kHZ : 1% THD max.
Speaker: Two of 3W
Speaker impedance: 4 ohms at 1kHZ
Residual Hum at Min. Volume : 500uW Max.
Max. Hum at Max. Volume : 1000uW Max.
Audio Line out
Output level: 400Vrms.
Type:
stereo R / L channels.
Jack: 3.5 m/m stereo jack.