Toshiba Satellite R20 Maintenance Manual page 27

1.2 System block diagram
– 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)
Satellite R20/TECRA M7 Maintenance Manual (960-572)
1 Hardware Overview
[CONFIDENTIAL] 1-13