Acer TravelMate 3250 TravelMate 3250 Service Guide - Page 12

System Block Diagram 4 A B C Garda-3 Block Diagram (Discrete) D Project code: 91.4P401.001 PCB P/N : 55.4P401.XXX REVISION : 06208-3 E SYSTEM TPS51120 40 INPUTS OUTPUTS DCBATOUT 5V_S5 3D3V_S5 4 CLK GEN. IDT CV125PA (ICS 954206) 3 DDR2 533 MHz 11,12 533/667MHz DDR2 533 MHz 533/667MHz 3 11,12 Line In Mobile CPU Yonah 478 G791/G792 19 4, 5 HOST BUS 400/533/667MHz Calistoga Ver.:A2 :71.945PM.00U / QK46 6,7,8,9,10 PCI Express x16 M56 Ver.: B24 M52 Ver.: A12 M54 Ver.: A12 DMI I/F 100MHz ATI M54P / M52P 45,46,47,48,49 VRAM x4 128/256M 50,51 (Hannstar, GCE) SYSTEM DC/DC APL5912 43 4 DATE:2006/05/10 PCB STACKUP INPUTS OUTPUTS 1D8V_S3 1D05V_S0 TOP TVO 14 VCC TPS51116 41 LVDS RGB CRT 14"WSXGA+ S LCD 13 S CRT 14 GND BOTTOM DCBATOUT 1D8V_S3 DDR_VREF_S0 APL5332KAC 3D3V_S0 2D5V_S0 43 APL5912 PCMCIA I/F PCMCIA 1D8V_S3 1D5V_S0 3 43 30 30 MIC In Codec AZALIA ALC883 29 INT.MIC Line Out (SPDIF) 30 2 30 INT.SPKR RJ11 OP AMP MAX4411 30 OP AMP G1432Q 30 MODEM MDC Card 21 ICH7M Ver. : B0, 71.ICH7M.A0U / QK65 PCI BUS PCIEx1 ENE CB1410 CARDBUS 24,25 RICOH R5C832 1394 CardReader 27,28 LAN GIGA or 10/100 RTL8110 or RTL8100CL 22 PWR SW TPS2211 25 SLOT Support TypeII 25 1394 CONN 28 Mini-PCI 802.11A/B/G 31 MS/MS Pro/xD/ MMC/SD/SDIO 6 in 1 28 TXFM 23 RJ4523 Mini Card*1 802.11A/B/G 26 SPI I/F 15,16,17,18 LPC BUS BIOS SST25LF080A 35 SATA PATA PCI Express New card 31 USB 3 PORT21 SIO NS87381 34 KBC Renesas RE144B 32 Thermal G792SFUF FAN CONN 19 LPC DEBUG CONN. 35 1 PWR SW TPS2231 31 21 HDD 20 CDROM MINI USB 20 Blue-tooth FIR 34 Touch INT. Pad 33 KB 33 MAXIM CHARGER ISL6255 42 INPUTS OUTPUTS DCBATOUT CHG_PWR 18V 4.0A UP+5V 5V 100mA CPU ISL6262 38,39 2 INPUTS OUTPUTS VCC_CORE_S0 DCBATOUT 0~1.3V 44A ATI M52 DC/DC ISL6269 52 INPUTS OUTPUTS DCBATOUT VGA_CORE_S0 APL5331 43 1D8V_S0 1D2V_S0 1 Acer Inc. 8F, 88, Sec.1, Hsin Tai W u Rd., Hsichih, Taipei Hsien 221, Taiwan, R.O.C. Chapter 1 Title BLOCK DIAGRAM Size Document Number Rev A3 AG3 3 Date: Wednesday, May 10, 2006 Sheet 1 of 55 A B C D E