MiTAC 7521 PLUS/N service manual Audio System AC’97 Codec CS4299, Modem CD-ROM

7521Plus / N N/B MAINTENANCE

1.2.13 Audio System: AC’97 CODEC CS4299

AC’97 CODEC CS4299 provides a complete high quality audio solution, Feature Include : MPU-401 interface

FM synthesizer Game Port MIDI port.

MODEM

CD-ROM

Volume Control: Rotary VR

Stereo BTL 2x1 W amplifiers (TPA0202) with 8-Ohm Load. CD-ROM IDE interface.

18-bit stereo ADC & 20-bit stereo DAC for record and play back. Programmable sample rates from 20Hz to 20kHz for record and playback.

Digital (optical, 48KHz)/ analog line-out port * 1 (3.5 mm phone-jack and SCMS support) Line-in * 1(3.5 mm phone-jack)

Built-in speaker * 2 (1w, 8 ohm)

Built-in microphone * 1

Note: for those input source not using should be set mute in order to reduce noise.

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