System Block Diagram - Acer TravelMate 3200 Service Manual

System Block Diagram

1 2
Voltage Rails
PWR_SRC Primary DC system power supply
3VSUS 3.3V switched power rail ( off in S4-S5 )
+3V 3.3V switched power rail ( off in S3-S5 )
3VPCU 3V always on power rail
5VSUS 5V switched power rail ( off in S4-S5 )
+5V 5V switched power rail ( off in S3-S5 )
A
5VPCU 5V always on power rail
VCC_CORE 1.34V/0.94V switched power rail for CPU core voltage ( off in S3-S5 )
VCC_VID 1.2V power rail regulator from 2.5VSUS for CPU VID ( off in S3-S5 )
2.5VSUS 2.5V switched power rail for DDR Memory ( off in S4-S5 )
+1.25 1.25V switched power rail for DDR Termination ( off in S3-S5 )
1.5V 1.5V power rail regulator from 2.5VSUS for AGP I/F ( off in S3-S5 )
VGA_CORE 1.2V switched power rail for VGA Core voltage ( off in S3-S5 )
+2.5V 2.5V switched power rail for VGA Frame Buffer
DDR-SODIMM1
2_5VSUS
B
DDR-SODIMM2
2_5VSUS
Hard Disk Drive PRIMARY MASTER
5V Page :9
DVD ROM Drive
SECONDARY MASTER
PWR_DJ Page :9
LINEOUT
MDC CONN REALTEK
ALC202
HEADPHONE
Page :17 Page :16
C
Audio AMP
RJ11
MAX9750CETI
PAGE :15
+5V Page :17
Stereo
Speaker
Page :17
SYS MIC HEADPHONE
Page :16 Page :16
D
1 2
Chapter 1
3
DOTHAN
( Micro-FCPGA 478 )
Page : 02, 03
( off in S3-S5 )
NORTH BRIDGE
Intel 855GME
DDR 200/266/333MHz
Page :7 ( BGA 732 )
Page : 04, 05, 06
Page :7
ATA 66/100
SOUTH BRIDGE
ICH4-M
(BGA 421)
ATA 66/100
AC'97
Page : 12, 13, 14
LPC BUS
KBC
PS2
NS PC97551
5VPCU Page :21
Flash BIOS Touch Pad Int. Keyboard
5VPCU 5V COM1
Page :21
Page :21 Page :21
PS2
LINEOUT
HEADPHONE
3
4 5
PCLK_ICH (SB,SB-PCI DEVICE)
PCLK_SIO (SIO,SIO-SB)
DEEFCLK
CPU VR
MAX1907 PCLK_551 (EC,EC-SB)
VHCORE Page :29 PCLK_MINI (MINI,MINI-SB)
PCLK_LAN (LAN,LAN-SB)
PCLK_1394 (1394.1394-SB)
CLK48_USB(SB,SB-USB)
FSB=400MHZ
UMA
VGA
AGP 4X
AGP-M10/11
3V
2.5V
1_5V INTA
1.8V
VGA_CORE 1.2
Page : 09, 10, 11
266MHZ
UMA
33MHz , 3.3V PCI
TI4510
USB 2.0
CARDBUS/1394
12VOUT
+5V
+3V
LPC BUS
Page : 19, 20
CARDBUS
SUPER I/O CONN
Page :20
NS PC87383
Page :18
USB 2.0 Conn.
X1
LPT USB * 2
Page :22
10/100 LAN
RGB
PORT REPLICATOR
TV
19V Page :24
4 5
6 7
HCLK_CPU +- (CPU,CPU-NB)
CLOCKS
HCLK_MCH +- (NB,NB-CPU)
(ICS950810)
CLK66_MCH (NB,NB-AGP)
CLK66_AGP (AGP,AGP-NB)
CLK66_ICH (SB,SB-NB)
3V 14M_SIO (SIO)
2_5V Page :08
14M_ICH (SB,SB-SMBUS)
14M_ALC202
DOTTED LINE USE INTERNAL VGA(UMA)
Panel Connector
LVDS
TFT LCD 14" (Normal, Ratio 16:9)
VIN
3V Page : 25
RGB
CRT
5V Page :25
TV
DOTTED LINE USE INTERNAL VGA(UMA)
MINI PCI IIIB
LAN
Wireless LAN
BCM5788M
REQ0
3V REQ1
GNT0
5V GNT1 3V
REQ2 LANVCC INTD
3VSUS
INTE,F
GNT2
AD18
AD20
PIRQB#C#
AD22 Page :15
Page :18
1394
10/100 LAN RJ45
CONN
PAGE :15
Page : 19
USB * 2
Page :22
BATT CHARGER
PAGE :30
USB ICSI 1213
3 IN 1
DC/DC
PAGE :25,26,27,28
+5V
DAUGHTER BOARD
Acer Inc.
Size Document Number
Custom
BLOCK DIAGRAM
Date: Thursday, April 22, 2004
6 7
8
A
B
C
USB 2.0 Conn.
X1
D
Rev
1A
Sheet 1 of 32
8
3