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1.2 System block diagram 1 Hardware Overview
Satellite R20/TECRA M7 Maintenance Manual (960-572) [CONFIDENTIAL] 1-13
– Supports Magic Packet
– Supports LED
– Makes LAN to “Disable” in BIOS
Wireless LAN
• One Mini PCI Express Card slot
− Supports 802.11b/g or 802.11a/b/g
− Supports Communication SW
− Supports W-LAN via PCMCIA (Euro : GSM/GPRS)
Sound Controller
• Azalia Link (Intel High Definition Audio I/F) built in the South Bridge (ICH7-
M) + ADI AD1981HD
− Stereo speakers
− Built-in microphone
− Digital volume
− Stereo headphone jack
− External microphone jack
− VOIP
Other main system chips
• EC/KBC (Renesas-made LPC microcontroller M306KAFCLRP U0)
• PSC (Toshiba-made TMP86FS49UG)
• Temperature sensor (ADM-made 1032ARMZ)
• Acceleration sensor (ST Micro-made LIS3L02AQ3)
• Super I/O (SMSC-made LPC47N217-JV)
• Sound Codec (ADI-made AD1981HD)
• SP AMP (Matsushita-made AN12941A) + HP AMP (MAX9722)
• Clock Generator (ICS-made 954321AGLFT)