Acer TravelMate 3200 TravelMate 3200 Service Guide - Page 11

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