CPU ICH6-M DOTHAN MCH-M

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54321P411.5_PGVCCP_PGDAC_BAT_SYSP12PM_PWRBTN#ICH6_PWROKP36PWR_SW#P12SUSC#DEALY_VR_PWRGDCLK_PWR_GD#VSUS_ONSUSC#_PWRMCH_OKP38MAX1987ETMRUN_3VORUN_5VOP39Vcc= +5VOLTC3728LXVcc= +5VAOPWM x 2P38HS: IRF7413ELS: IRF7831PWMPWMVOLTAGE SENSESI4814DYP39MOSFETSI4814DYP39MOSFET+VcoreFor CPUCURRENT SENSECURRENT SENSESUSC#_PWR_ONSUSB#_PWR_ON+5VO(+5VSUS)+3VO(+3VSUS)SUSC#_PWR_ONSUSB#_PWR_ON+5VS+5VSUSC#SUSC#_PWRL78L12ACUTR +12VO +12V+3V+3VSP39LDOSUSB#SUSB#_PWR+12VSDCICH6P12SUSB#SUSB#_PWRCPU_VRONON_1.5ON_1.81)Switching Regulator2)Switching RegulatorP40TPS5130PWMx3+LDOx1Vcc= +5VOPWM_HSPWM_LSPWM_HSPWM_LSSI4800DYP40 MOSFETSI4894DY-TIP40P40P40MOSFETSI4800DYMOSFETSI4894DY-TIMOSFET+1.8VO+1.5VOVREF5VREF3+1.8V+5VA+3VAP41 REGULATORRT9173ACL5Vcc= +3VSUSB#_PWR+VCC_GMCH_CORE+1.5VS+0.9VSC+3VOON_1.053)Switching Regulator4)LDOPWMSI4814DYP40 MOSFET+1.05VO+VCCP(Vcc= +5VO)RSS090N03 +2.5VO +2.5VSP40TRANSISTORBBA/D_VINP44LM3480-5REGULATOR+5VCHG(20mA)+5VOP44F02JK2ESWITCH DIODE+5VLCMP44LM4040BIMREGULATOR+2.5VREFAA5432Title :Engineer:Power Flow DiagramASUSTeK COMPUTER INCQuan-Tai LinSize Project Name RevCustom A3H2.0Date: Tuesday, August 09, 2005Sheet 50 of 531
54321Rev. Data Description1.0 050701 Initial release1.1050719 BT can't detect : remove C16, C17Rev. Data Description050727Remove For Port Bar & COM Port detectR871,R872DC050720050725USB port 2,3 OC function : change pull-high resistor from 8.2K to 100K(add R911)Change CE26 PN:11-176247651(Oxide Cap)Delete Port Bar Function:For LAN (Remove)L87R836,R837,R842,R846,R839,R840C794,C792Q168D102U71For CRT (Remove)L88,L89,L90R843,R844,R845,R909D105U72For PWR (Remove)CE32,C789,C790,C791,C793R841For Print Port (Remove)RP5,RP6,R816D96050728050728050803A3H Delete Function:For TV OUT PWRremoveL27,C64,C46,C44,L22,C55L23,C47,L28,C72C772,R775,R778,C771,U62,C770,C769,R774changeR67,R381,R383,R382 change to 0ohm (10-004400000)C65,C70,C67,C61,C56,C71 change to 0ohm (10-004400000)A3H Delete Function:remove SIO, IrDA, COM PortSIOC137,C153,C130,C162,C148,C152,C163,C146R103,R83,R87,R88,R101Q20,D17,U6IrDAC643,C642,C641R641,RN23,RN24,RN25,U33COM PortC795,C796,C798,C800,C797,C799,CN6,CN7LN1,LN2CON23,U73R235,R240,R248,R263 change to 470ohm (10-003404710)DCB050726CON22SWAP GPB7,GPC3 function (Reserved for CIR)Change TP_CLK,TP_DAT to PS2 channel 2Change EXT0_PS2_CLK,EXT0_PS2_DAT to PS2 channel 0Change EXT1_PS2_CLK,EXT1_PS2_DAT to PS2 channel 105'01/05B050727A3H Delete Function:For TV OUT (Remove)CON10,C20,C26,C27,C28,C30,C32,C40L11,L12,L13R9,R11,R14D9,D10,D4AFor Audio DJ (Remove)Q181,Q126,R910,R263A5A3H use 910GML, A3Ac use 915GMA3H PCB ID option432ASUSTeK COMPUTER INCA3A3HTitle :Engineer:HISTORYHoward TuSize Project Name RevDate: Tuesday, August 09, 2005Sheet 51 of 5312.0
Page 5 and 6: DCBA2124KBC will issue aanalog ( a
Page 7 and 8: 5544332211DDCCBBAALayout Note:Route
Page 9 and 10: +2.5VS123L262 145//12345+2.5VS_CRTD
Page 11: 54321+3VSDCFG[2:0] are HVCMOS (+2.5
Page 14 and 15: 54321DCBA+5VS1 2R24710OhmPlace 0.01
Page 16 and 17: 54321DLCD Backlight Control7L_VDDEN
Page 18 and 19: 5544332211DDCCBBAALayout Note: Plac
Page 20 and 21: 54321DCBA3,41CPU_BSEL013+VCCP1 2R54
Page 22 and 23: 5Super I/O4321+3VSDDCB+3VSR1228 SER
Page 24 and 25: 54321VDD_AMPPVDD_AMP11L4680Ohm/100M
Page 26 and 27: 5544332211DDCCBBAAH:6mmCustom26 53T
Page 28 and 29: 54321OP: FOR EMID27272727L_RDPL_RDN
Page 30 and 31: 5544332211DDCCBBAALayout: SHIELD GN
Page 32 and 33: 54321DCT228IDE_DIAGHD_CSEL : Pull-D
Page 34 and 35: 54321USB+5V2L21D13131313USB_PN0_BUS
Page 36 and 37: 54321D2121DJSW#PWRSW#C2250.01UC2291
Page 38 and 39: 1 2/1 2/1 2/1 2/1 2/1 2/ABCDE+5VOVR
Page 40 and 41: ABCDESIGNALIN: SUSB#_PWRSUSC#_PWR1
Page 42 and 43: ABCDE1 12 20216+3VOT77 1C303TPC32tU
Page 44 and 45: 54321AC_BAT_SYS_INCHG_SRC 43AC_BAT_
Page 46 and 47: ABCDETPC32t TPC32t8 D S 11MM_OPEN_5
Page 48 and 49: ABCDEA/D_VINL78L05ACUTR +5VCHG (20m
Page 52 and 53: 54321Rev. Data1.1 050701Description

CPU ICH6-M DOTHAN MCH-M

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