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A B C D E
CLK GEN
3
Leopard 3 Block Diagram Project code: 91.4C901.001 36
SYSTEM DC/DC
MAX1999
PCB P/N : 48.4C901.001 INPUTS OUTPUTS
ICS954206AG 4,5
REVISION : 05205-1 5V_S3
Mobile CPU DCBATOUT
3V_S5
4 Dothan 4
26 DDR2*2 11,12 SYSTEM DC/DC
1394
533MHz 37 TPS5130
Conn
INPUTS OUTPUTS
Host BUS
22,23 400/533MHz 1D05V_S0
24 22 DCBATOUT 1D2V_S0
PCMCIA Power PCI7411 1D8V_S3
6,7,8,9,10 14
1 SLOT Switch LVDS LCD
TPS2220A CARDBUS
SD/MS 24
1394 Alviso 13 MAXIM CHARGER
SD/MS/MMC/SM
6 in 1 GM SVIDEO/COMP TVOUT 34 MAX1909
Card Slost
INPUTS OUTPUTS
RGB CRT CRT BT+
3
DMI I/F 18V 4.0A 3
29 100MHz DAUGHTER BOARD DCBATOUT
Mini-PCI 5V 100mA
BLUE THUMB
802.11a/b/g
16,17,18,19
26 25,26 USB 2.0 USB x 2 CPU DC/DC
RJ45 USB x 2 30 35
10/100 RTL8100C PCI BUS
MAX1907
CONN
21 INPUTS OUTPUTS
P IDE MASTER HDD
ICH6-M VCC_CORE
30
25 DCBATOUT
RJ11 MODEM AC97-LINK DVD/ 21 0.844~1.3V
MDC Card SLAVE 27A
CONN CD-RW
21
MIC IN13 PCI EXPRESS/ USB2.0 EXPRESSCARD
2
AC'97 CODEC
27 PCB LAYER 2
AD1981B LPC Bus
L1: Signal 1
L2: GND
LINE OUT
L3: Signal 2
31 LPC 33 21
13 X-BUS Power
OP AMP
28 Docking KBC Debug
Switch
L4: Signal 3
NS97551 Conn TPS2231
G1420BF3U L5: VCC
L6: Signal 4
2CH
29 31\ 31 19 32
SPEAKER Comsumer Touch Int. Thermal FlashRom
1 IR Pad KB & Fan 4Mb 1
G768D (512kB)
Wistron Corporation
om
21F, 88, Sec.1, Hsin Tai Wu Rd., Hsichih,
l.c
Taipei Hsien 221, Taiwan, R.O.C.
ai
tm
Title
ho
Block Diagram
f@
Size Document Number Rev
in
A3 -1
Leopard 3
xa
he
Date: Tuesday, July 19, 2005 Sheet 1 of 41
A B C D E
A B C D E
ICH6-M Integrated Pull-up
and Pull-down Resistors ICH6-M EDS 14308 0.8V1
Power name description
5V_S0= 5 Voltage power up on system work(S0 state)
ACZ_BIT_CLK, DPRSLP#, EE_DIN,
5V_S3= 5 Voltage suspend to RAM(S3 state)
EE_DOUT, EE_CS, GNT[5]#/GPO[17],
ICH6 internal 20K pull-ups 5V_S5= 5 Voltage soft off(S5 state)
4 GNT[6]#/GPO[16], LDRQ[1]/GPI[41], 4
3D3V_S0= 3.3 Voltage power up on system work(S0 state)
LAD[3:0]#/FB[3:0]#, LDRQ[0],
3D3V_S3= 3.3 Voltage suspend to RAM(S3 state)
PME#, PWRBTN#, TP[3]
3D3V_S5= 3.3 Voltage soft off(S5 state)
LAN_RXD[2:0] ICH6 internal 10K pull-ups LVDDR_1D8V= 1.8 Voltage power up on system work(S0 state)
1D8V_S3= 1.8Voltage suspend to RAM(S3 state)
ACZ_RST#, ACZ_SDIN[2:0], ACZ_SYNC, ICH6 internal 20K pull-downs
2D5V_S0= 2.5 Voltage power up on system work(S0 state)
ACZ_SDOUT,ACZ_BITCLK, DPRSLPVR,
SPKR
VCC_CORE_S0= CPU VID Voltage power up on system work(S0 state)
USB[7:0][P,N] ICH6 internal 15K pull-downs 1D5V_VCCA_S0= 1.5 Voltage power up on system work(S0 state)
1D5V_S0= 1.5 Voltage power up on system work(S0 state)
DD[7], SDDREQ ICH6 internal 11.5K pull-downs
1D5V_S5= 1.5 Voltage soft off(S5 state)
LAN_CLK ICH6 internal 100K pull-downs DDR_VREF_S3= 0.9 Voltage suspend to RAM(S3 state)
0D9V_S0= 1.25 Voltage power up on system work(S0 state)
1D2_VGA_S0= 1.2 Voltage power up on system work(S0 state) for VGA
3 3
1D05V_S0= 1.05 Voltage power up on system work(S0 state)
ICH6-M IDE Integrated Series CORE_GMCH_S0= 1.05 Voltage power up on system work(S0 state) for ALVISO core power
Termination Resistors VCCP_GMCH_S0= 1.05 Voltage power up on system work(S0 state)for ALVISO BUSIO power
DD[15:0], DIOW#, DIOR#, DREQ,
approximately 33 ohm
DDACK#, IORDY, DA[2:0], DCS1#,
DCS3#, IDEIRQ
PCI RESOURCE TABLE
2 2
DEVICE IDSEL PCI IRQ REQ# / GNT#
Mini-PCI AD21 P_INTE# REQ0#/GNT0#
(CARBUS)P_INTG#
Cardbus Controller (1394)P_INTF#
AD22 (CARD READER)P_INTG# REQ1#/GNT1#
TI7411
LAN AD23 P_INTE# REQ2#/GNT2#
Blue Thumb AD24
1 1
Wistron Corporation
21F, 88, Sec.1, Hsin Tai Wu Rd., Hsichih,
Taipei Hsien 221, Taiwan, R.O.C.
Title
ITP
Size Document Number Rev
A3
Leopard 3 -1
Date: Tuesday, July 12, 2005 Sheet 2 of 41
A B C D E
A B C D E
3D3V_S0 3D3V_S0 3D3V_S0
R114
1 2 3D3V_APWR_S0 1 2 3D3V_48MPWR_S0
5,7,9,11,13,14,16,17,18,19,20,21,22,23,24,25,27,29,30,31,32,36,38,40,41 3D3V_S0
L17 MLB-201209-11 4D7R3
1
1
1
1
3D3V_S0
C156 C373 C154 C155
SC4D7U10V5ZY SCD1U16V SC4D7U10V5ZY SCD1U16V
2
2
2
2
1
DY DY R118
10KR2
DummyR118(up side),Mounting R125(down side)
2
4
3D3V_S0 ITP_EN --SRC7 on 4
1 L34 2 3D3V_CLKGEN_S0
1
MLB-201209-11
1
1
1
1
1
1
1
1
R125 Mounting R118(up side),DummyR125(down side)
C362 C374 C371 C378 C379 C372 C361 C382 10KR2
SC10U10V6ZY-U SCD1U16V SCD1U16V SCD1U16V SCD1U16V SCD1U16V SCD1U16V SCD1U16V
DY --CPU2_ITP on
2
2
2
2
2
2
2
2
DY DY DY
2
3D3V_S0
20,36 CLK_PWRGD#
3D3V_APWR_S0
1
3D3V_48MPWR_S0 R453
1 2 C380 CLK_XOUT 10KR2
SC22P 3D3V_CLKGEN_S0
2 CLK_XIN
2
X6 H/L: 100/96MHz
X-14D31818M-17 U57
SS_SEL
49
50
10
34
28
21
42
37
11
48
1
7
1
1 2 C381
1
SC22P RN61
VDDPCI
VDDPCI
VDDA
VDDREF
X2
X1
VDD48
VTT_PWRGD#/PD
VDDSRC
VDDSRC
VDDSRC
VDDCPU
CLK_CPUC1 1 4 R455
CLK_MCH_BCLK 6 10KR2
CLK_CPUT1 2 3 CLK_MCH_BCLK# 6
RN58 DY
4 1 CLK_SRCC1 SRN33-2-U2
21 CLK_PCIE_NEW# PM_STPCPU# 17,36
2
3 3 2 CLK_SRCT1 3
21 CLK_PCIE_NEW
20 54 RN60
SRCCLKC1 CPU_STOP# CLK_CPUC2
SRN33-2-U2 23 43 2 3 CLK_XDP_CPU# 4
RN40 25
SRCCLKC2 CPUCLKC0
40 CLK_CPUT2 1 DY 4
SRCCLKC3 CPUCLKC1 CLK_XDP_CPU 4
4 1 CLK_SRCC3 27 35
7 CLK_MCH_3GPLL# SRCCLKC4_SATA CPUCLKC2_ITP/SRCCLKC7
3 2 CLK_SRCT3 30 SRN33-2-U2
7 CLK_MCH_3GPLL SRCCLKC5
32 44 RN59
SRCCLKC6 CPUCLKT0 CLK_CPUT0 DREFCLK
SRN33-2-U2
CPUCLKT1 41 1 4 CLK_CPU_BCLK 4 1 2 R520
RN41 19 36 CLK_CPUC0 2 3 49D9R2F
SRCCLKT1 CPUCLKT2_ITP/SRCCLKT7 CLK_CPU_BCLK# 4
4 1 CLK_SRCC5 22 DREFCLK# 1 2 R521
17 CLK_PCIE_ICH# SRCCLKT2 49D9R2F
3 2 CLK_SRCT5 24 12 FS_A SRN33-2-U2 1 R459 2 10R2
17 CLK_PCIE_ICH SRCCLKT3 FSLA/USB_48MHZ CLK48_USB 17
26 16 1 2 CLK_PCIE_NEW 1 2 R451
SRCCLKT4_SATA FSLB/TEST_MODE CLK48_CARDBUS 22
SEL100_96MHZ#/PCICLK_F1
SRN33-2-U2 31 R460 33R2 49D9R2F
SRCCLKT5 CPU_SEL1 4,7
TPAD30 TP57 TP_SRCC6 R523 2 DY 0R2-0 CLK_SRCT6
1 33 18 CLK_SRCC0 RN56 CLK_PCIE_NEW# 1 2 R452
TPAD30 TP56 TP_SRCT6 R524 2 0R2-0 CLK_SRCC6 SRCCLKT6 96MHZ_SSC/SRCCLKC0 CLK_SRCT0 49D9R2F
1 96MHZ_SST/SRCCLKT0 17 1 4 SB DREFSSCLK# 7
DY CLK_REF14 52 2 3 CLK_XDP_CPU 1 2 R470
DY 49D9R2F
21 PREQ2# REF0 DREFSSCLK 7
R468 1 2 22R2
ITP_EN/PCICLK_F0
53 15 DOT96C
17 CLK_ICH14 REF1/FSLC/TEST_SEL DOTC_96MHZ
R467 1 2 22R2 46
PCI/SRC_STOP#
14 DOT96T SRN33-2-U2 CLK_XDP_CPU# 1 2 R465
DY 49D9R2F
27 CLK_CODEC SCLK DOTT_96MHZ
47 2 R117
1 33R2
SDATA DREFCLK# 7
R522 2 1 2K2R2 2 R116
1 33R2 CLK_CPU_BCLK 1 2 R461
4,7 CPU_SEL0 DREFCLK 7 49D9R2F
PCICLK5
PCICLK4
PCICLK3
PCICLK2
CLK_CPU_BCLK# 1 2 R464
11,19 SMBC_ICH
GNDA
49D9R2F
IREF
GND
GND
GND
GND
GND
GND
11,19 SMBD_ICH
CLK_MCH_BCLK 1 2 R463
49D9R2F