Figure 1-3 System Unit Block Diagram; System Unit Components - Toshiba Satellite M20 Maintenance Manual

1 Hardware Overview
1.2

System Unit Components

Figure 1-3 is a block diagram of the system unit.
P
MAX 6501
ADM1032
(Thermal Sensor)
PC 2100 DRAM
133MHz
Expansion
Memory
256/512/1024
Expansion
Memory
256/512/1024
Int-HDD
30-80GB
9.5mm
2nd HDD
CD-ROM
DVD-ROM
CD-R/RW
Multi Driver
(LS 120)
(ZIP 250)
2nd BATTERY
(1/2) EC/KBC
Flash
ROM (LPC 47N253)
Stick Point K/B
KPA AC
1269A
1-6
CPU : Intel
Mobile
Banias
1.3,1.4, 1.5, 1.6, GHz
Micro FC.PGA2
MCH-M
North Bridge
855GM(Montara-GM)
HUB
Link
SM
LAN
Bus
Cont.
Cont.
82562
South Bridge
EEPROM
(ICH4-M)
AC
AC97
IDE
Cont.
USB P0-P1
USB
Cont.
(02)
USB P4
PCI-PC
USB P5
Bridge
Internal LPC
PS/2

Figure 1-3 System unit block diagram

1.2 System Unit Block Diagram
Main CLK General.
(ICS950810)
CPUVID
LM2729
LVDS
AGP
NTSC/PAL
CH7001
Internal PCI Bus
Mini
PCI Slot
Cardbus Controller
802.11b or
Combo
(Wireless LAN)
Antena
PCMCIA
RJ45
MDC
Modem
RJ11
CODEC
AD1981B
AMP
(TPA6011A)
USB Port
DR/RCV
(MAX3243)
(2/2) Super I/O
(LPC47N253)
I2C
Main Battery
E2PROM
Satellite M20 Maintenance Manual
DC
LCD 14"
CRT
Ti1520
Speakerx2
Line out
Mic
Line in
HP
USB
USB
USB
FDD
Serial
Parallel
FIR
I2C
PS/2
PS/2