5 B A Main Board D C 001 Page Ref 002 Block Diagram 003 Schematic Information 004 CPU_Silverthorne (1) 005 CPU_Silverthorne (2) 006 CPU_****** 007 DIM_SO-DIMM 008 DIM_****** 009 DIM_DDR2 Terminatin 010 SCH_Poulsbo_HOST 011 SCH_Poulsbo_DDR2 012 SCH_Poulsbo_LVDS/SDVO 013 SCH_Poulsbo_PM/USB/AZ 014 SCH_Poulsbo_POWER 015 SCH_Poulsbo_GND 016 SCH_****** 017 SCH_****** 018 SCH_****** 019 SCH_****** 020 SCH_****** 021 SCH_****** 022 SCH_****** 023 SCH_****** 024 SCH_****** 025 SCH_****** 026 SCH_****** 027 SCH_****** 028 SCH_****** 029 CLK_ICS9LPRS427 030 KBC_IT8512 031 KBC_KB CON 032 KBC_RESET MAP 033 LAN_RTL8111C 034 LAN_RJ45 035 LAN_****** 036 AUD_IC CON 037 AUD_****** 038 AUD_****** 039 AUD_****** 040 CB_****** 041 CB_****** 042 CB_AU6371 043 CB_****** 044 BUG_LPC DEBUG 045 CRT_LVDS 046 CRT_D-SUB 047 CRT_****** 048 CRT_****** 049 TV_****** 050 FAN_SENSOR & FAN 051 XDD_HDD CON 052 USB_USB Port *2 053 PCI_MINICARD 054 BAR_****** 055 SIO_****** 056 LED_LED & SW 057 DSG_DISCHARGE 058 SUB_****** 059 SEQ_****** Power D 080 PWR_VCORE 081 PWR_SYSTEM 082 POWER_I/O_+1.05VO 083 PWR_I/O_DDR & VTT 084 PWR_I/O_POWER_I/O_ +1.5V_+2.5VS 085 POWER_+1.05VO & +1.5VO 086 POWER_+MCP_VDD_CORE(Empty) 087 PWR_SHUTDOWN# (Empty)) 088 PWR_CHARGER 089 PWR_PIC(Empty) 090 PWR_DETECT 091 PWR_LOAD SWITCH 092 PWR_PROTECT 093 PWR_SIGNAL 094 POWER_FLOWCHART 095 PWR_LED_VCC_BOOST 096 HISTORY 097 POWER ON SEQUENCE 060 DC_DC & BAT IN 061 BT_BLUETOOTH 062 TPM_****** 063 FP_****** 064 TUN_****** 065 ME_NUT & SCREW HOLE 066 ESA_SATA JMB360 067 SDVO_CH7317 068 OTH_POWER ON CIRCUIT 069 OTH_****** 070 VGA_****** 071 VGA_****** 072 VGA_****** 073 VGA_****** 074 VGA_****** 075 VGA_****** 076 VGA_****** 077 VGA_****** 078 VGA_****** 079 VGA_****** B Revision History A Title : ASUSTeK COMPUTER INC NB1 Size Page Ref Engineer: Project Name Custom Date: C Rev S121 2.0 Friday, December 05, 2008 Sheet 1 of 97 UX20 Block Diagram (Silverthorne / Poulsbo) CPU Clock Generator Silverthorne ICS ICS9LPRS427 D D Page 4~5 Page 29 FSB 533MHz LVDS Page 45 DDR2 CRT Page 7~9 Page 46 SCH POULSBO Small-Board GigaLAN Realterk ALC663 Page 33 LPC Page 98 PCIE X1 SATA Controller SATA JMB360 INT MIC Audio Amp Page 100 Page 99 Page 34 Page 51 Switch Alcor AU6371 BIOS ROM VCORE Page 80 SYSTEM Page 81 LED 1.5VS,1.05VS Page 82 Page 56 DDR&VTT Bluetooth EC Page 61 ITE IT8512E Page 30 Keyboard Page 56 Page 42 PS2 SPI C Page 99 Cardreader Touch-Pad POWER HDD/SSD Page 66 Page 10~15 Jack Small-Board B RJ-45 Realtek RTL8111C Azalia Azalia Codec C DDR-II So-DIMM USB 2.0 +1.25VS&2.5VS Page 84 CMOS Camera Page 30 Page 83 CHARGER Page 88 DETECT Page 90 Page 45 Page 31 Debug port USB Port *2 Page 44 B LOAD SWITCH Page 91 Page 52 USB Port *1 PROTECT Small-Board Page 92 POWER SIGNAL Page 93 FLOWCHART Page 94 PWM FAN Page 50 Power on circuit Screw Holes TFT-LED DRIVE Page 95 Page 65 Page 68 A Thermal Sensor Page 50 Discharge Page 57 Battery Conn Page 60 Title : Block Diagram DC Conn ASUSTeK COMPUTER INC NB1 Page 60 Size Engineer: Project Name Custom Date: A Rev S121 2.0 Friday, December 05, 2008 Sheet of 97 Poulsbo GPIO SETTING Name Signal Name EC IT8512E GPIO SETTING Type Name Type Name GPIOSUS0 RTLAN_DSM# GPI A0 PWR_LED# Signal Name GPO G0 GPIOSUS1 RTLAN_DSM_EN GPO A1 CHG_LED# GPO GPIOSUS2 PM_PWRBTN# GPI A2 **** NC GPIOSUS3 **** TP A3 MARATHON_LED# GPIO0 WLAN_LED_ON GPO A4 GPIO1 PCB_ID0 GPI GPIO2 PCB_ID1 GPI GPIO3 CLK_OC GPIO4 GPIO5 Signal Name Type PM_THERM# GPO G1 PM_SUSB# GPI G2 **** NC GPO G6 **** NC LCD_BL_PWM GPO H0 PM_CLKRUN# GPIO A5 FAN0_PWM GPO H1 WLAN_ON# GPO A6 EC_RSTWRN GPO H2 **** NC GPO A7 PM_RSTRDY# GPI H3 BAT_LEARN GPO VCORE_CNT GPO B0 RST# GPO H4 DDR2_VOL_1 GPO OC_CTL# GPO B1 SCH_RST#_R GPO H5 NUM_LED# GPO GPIO6 DDR_MEM_CONFIG GPI B2 PM_SLPMODE GPI H6 CAP_LED# GPO GPIO7 SLPIOVR# GPO B3 SMB0_CLK GPIO I0 **** NC GPIO8 H_PROCHOT# GPO B4 SMB0_DAT GPIO I1 SUS_PWRGD GPI GPIO9 **** TP B5 A20GATE GPO I2 ALL_SYSTEM_PWRGD GPI B6 RC_IN# GPO I3 VRM_PWRGD GPI B7 PM_RSMRST# GPO I4 **** NC C0 VOL_SEL GPO I5 **** NC C1 SMB1_CLK GPIO I6 **** NC C2 SMB1_DAT GPIO I7 **** NC C3 PM_PWRBTN# GPO J0 EC_CLK_EN GPO C4 AC_IN_OC# GPI J1 PM_PWROK GPO C5 OP_SD# GPO J2 VSET_EC GPO C6 BAT1_IN_OC# GPI J3 ISET_EC GPO C7 RFON_SW# GPI J4 EXTTSO# GPO D0 **** NC J5 FB GPO D1 PM_SUSC# GPI D2 BUF_RST# GPI D3 EXT_SCI# GPO D4 EXT_SMI# GPO D5 LCD_BACKOFF# GPO D6 FAN0_TACH GPI D7 SD_CD_EC# GPO E0 VSUS_ON GPO E1 SUSC_EC# GPO E2 SUSB_EC# GPO D D C B E3 CPU_VRON GPO E4 PWR_SW# GPI E5 DDR2_VOL_0 GPO E6 LID_SW# GPI E7 MARATHON# GPO F0 CRT_2.5V_PWR# GPO F1 CRT_RST GPO F2 CRT_IN# GPI F3 SATA_RST# GPO F4 TP_CLK GPIO F5 TP_DAT GPIO F6 THRO_CPU GPO F7 BT_ON# GPO C B A A Title : ASUSTeK COMPUTER INC NB1 Size Project Name Custom Date: Schematic Information Engineer: Rev S121 2.0 Friday, December 05, 2008 Sheet of 97 Place on TOP side B5 A12 D5 E12 B9 A6 B13 E14 A10 B7 D13 A8 C4 A14 B11 D11 A[17]# A[18]# A[19]# A[20]# A[21]# A[22]# A[23]# A[24]# A[25]# A[26]# A[27]# A[28]# A[29]# A[30]# A[31]# ADSTB[1]# G30 J28 H27 K1 H31 L28 J26 H_STPCLK# H_INTR H_NMI H_SMI# +VCCP1.05_CPU_C6_OFF SL0401 AE16 AF17 AD15 AD17 D9 D7 E8 E10 L30 J30 K29 A20M# FERR# IGNNE# STPCLK# LINT0 LINT1 SMI# RSVD7 RSVD8 RSVD9 RSVD10 RSVD0 RSVD1 RSVD2 RSVD3 RSVD4 RSVD5 RSVD13 DEFER# DRDY# DBSY# B27 W28 D29 H_DEFER# 10 H_DRDY# 10 H_DBSY# 10 LOCK# D25 RESET# RS[0]# RS[1]# RS[2]# TRDY# M5 D27 E28 E26 F25 HIT# HITM# E30 F29 BPM[0]# BPM[1]# BPM[2]# BPM[3]# PRDY# PREQ# TCK TDI TDO TMS TRST# RSVD14 F1 E2 F5 D3 E4 F7 L2 N2 M1 P1 J4 G26 BPM#0 T0404 BPM#1 T0406 BPM#2 T0405 BPM#3 T0407 BPM#4 T0408 BPM#5 R0406 H_TCK R0405 H_TDI R0408 H_TDO R0407 H_TMS R0410 H_TRST# R0409 XDP_DBRESET# PROCHOT# THRMDA THRMDC H5 T5 U4 H_PROCHOT# THERMTRIP# T1 CONTROL H1 F31 H_BR0# 10 10 10 R0403 1KOhm 1% H_INIT# 10,30 H_CPURST# PR 0409 TPC26T VSS0 K31 CPU_VSS0 RSVD11 RSVD6 A26 E6 CPU_RSVD11 RSVD15 TEST4 G28 U30 CPU_TEST4 V27 AE26 TEST3_DIV CPU_CMREF TEST3 CMREF[1] XDP_DBRESET# 1 1 1 56OHM 56OHM 56OHM 56OHM 56OHM 56OHM 2 2 2 +VCCP1.05_CPU_C6_OFF GND +V1.05S_VTT_CPU Res for H_TDO mount P31 T31 TEST1 TEST2 R30 M31 U28 BSEL[0] BSEL[1] BSEL[2] H_DSTBN#1 H_DSTBP#1 H_DINV#1 1KOhm 1KOhm GND T0409 TPC26T 1CPU_BSEL0 CPU_BSEL1 CPU_BSEL2 R0440 0Ohm AE8 AD7 AH15 AF9 AH9 AE10 AJ16 AF13 AF7 AF15 AH13 AJ14 AJ12 AH7 AJ8 AJ10 AH11 AF11 AE12 H_D#32 H_D#33 H_D#34 H_D#35 H_D#36 H_D#37 H_D#38 H_D#39 H_D#40 H_D#41 H_D#42 H_D#43 H_D#44 H_D#45 H_D#46 H_D#47 D[48]# D[49]# D[50]# D[51]# D[52]# D[53]# D[54]# D[55]# D[56]# D[57]# D[58]# D[59]# D[60]# D[61]# D[62]# D[63]# DSTBN[3]# DSTBP[3]# DINV[3]# AH5 AB5 AJ6 Y1 AF5 AG4 AF3 AC6 AE6 AE4 W4 AC2 AE2 AD1 AA2 AC4 AB1 AA4 Y5 H_D#48 H_D#49 H_D#50 H_D#51 H_D#52 H_D#53 H_D#54 H_D#55 H_D#56 H_D#57 H_D#58 H_D#59 H_D#60 H_D#61 H_D#62 H_D#63 G2 G6 V31 G4 J2 K27 DPRSTP# DPSLP# DPWR# PWRGOOD SLP# RSVD12 Johnny @ Notice Intel's update T0413 R0411 R0413 R0412 R0415 2 2 27.4OHM 1% 54.9Ohm 1% 27.4OHM 1% 54.9Ohm 1% H_DPRSTP# 10,80 H_DPSLP# 10 H_DPWR# 10 H_PWRGD 10 H_CPUSLP# 10 CPU_RSVD12 T0427 GND 0606 Jesse Layout Note COMP connect with Z0=27.4 ohm,L