1. W37 Power ON/RESET Sequence(Adapter IN)4 -6 -5 -4 -3
3D3V_S0 -2
Adapter IN
AD+
DCBATOUT
5V_AUX_S5
3D3V_AUX_S5
AO4422
S5PWR_ENABLE
3D3V_S5
5V_S0
TPS5130
AO4422
MAX1909
AD_IA H8 3
5V_S5
PM_SLP_S3#
TPS5130
1D2V__HT0A_S0
3D3V_S3
SB 400 2 7
AO4422 1 H8
PM_SLP_S5#
SLP_S5# 3
PWRBTN#_KBC
PWRBTN#
1D8V__S5
PM_SLP_S5#
1D8V_S0
PM_SLP_S3#
TSL6227
SLP_S3#
2D5V__S3 3
AO4422
2D5V_S0
RSMRST Logic
RSMRST#
AO4422
1D2V_S0_EN
PWRGD 3
PM_SLP_S3# -1
DELAY
35ms
G792 10
SB_PWRGD
NB_PWRGD
1D2V_S0_PG
NOT READY 5
RS480M
RUNOWROK
1D8V_S0_PG
PM_SLP_S3#
AND
ISL6559
AND
AND
2D5V_S0
NB_PWRGD
NB_PWRGD
PWR_GD
2D5V_S3
VCORE_EN
VRM_PG
1D25V_S3 8 9
VCC_CORE_S0 15
SYSRST# 6 14
AND
SB 400
LDT_RST#
GFX 13
PCIRST#
PCI DEVICE K8
CPURST# 16
AND 11
LDT_PG
A_RST#
AND
RSTDRV#
IDE
PWROK 12
AND
LPC_RST#
SIO

2. W37 Power Block Diagram W37 Power Block Diagram ISL6227 TI TPS5130
VCORE_EN
DCBATOUT
ISL6559/
ISL6207
VCC_CORE_S0
5V_AUX_S5
LP2951ACM
3D3V_AUX_S5
G913C
1D8V_S5
1D8V_S0
AO4422
AD+
ISL6227
PM_SLP_S3#
DCBATOUT
MAX1909
2D5V_S3
BT+
2D5V_S0
AO4422
PM_SLP_S3#
1D25V_S3
APL5331
PM_SLP_S5#
DCBATOUT
5V_S5
TI TPS5130
5V_S5
5V_S0
PM_SLP_S5#
SS_STBY1
AO4422
PM_SLP_S3#
1D2V_S0_EN
SS_STBY2
1D2V_S0
S5PWR_ENABLE
3D3V_S5
3D3V_S3
SS_STBY3
AO4422
PM_SLP_S5#
3D3V_S0
AO4422
PM_SLP_S3#
3D3V_LAN_S5
BLM11A6
PM_SLP_S3#

3. W37 Audio Block Diagram CODEC PCI7411 KBC ICH6-M XOR Audio
Rev. SA 12 /04/ 2004
PCI7411
CardBus
1394
Card Reader
5V_S0
5V_OP_S5
PCI_SPKR 1 2
KBC_BEEP
KBC
ICH6-M
SPKR_SB
5V_S0
Audio
Power Supply
XOR
5VA_AUD_S0
AUD_SYS_BEEP
CODEC
REALTEK ALC655
PC_BEEP
AC’97 Link BUS
Voltage
Divider
AUD_LINR_R
Line_R
Line_L
AUD_LINL_L
AC97
AUD_MICIN
MIC1
H.P. Jack
Line Out
CDROM
CDR
CDL
CD-GND
Audio AMP.
G1421
Line Out
PHONE
Mono Out
1 Watt
MDC CON.
1 Watt
Audio AMP.
LM4991
3 Watt

4. W37 SMB Interface KBC SB400 Thermal G792 Rev. SA 12 /04/ 2004 DDR DDR
3D3V_S0
1K5R
SB400
SMBC_SB
SMBD_SB
3D3V_S0
DDR
DIMM A
ID=A0/A1
DDR
DIMM B
ID=A2/A3
CLK GEN
IDTCV137
ID=D2/D3
5V_S0
3D3V_SUX_S5
5V_S0
3D3V_AUX_S5
5V_S0
Thermal
VCC
10K
3D3V_SUX_S5 1 2 3 G
G792
2N7002
SMBC_KBC
KBC 1 2 3 G S D
10K
SMBD_KBC
ID=7A/7B D S
2N7002
KBC3910
BTA_SCL
Battery
ID=16/17
BTA_SDA