AZEDA Internal GFX Power Up Sequence.
SUSPWROK
ICH6 RSMRST# input
SUS_ON
3VSUS_ON
+3VSUS
AUXEN
+5VSUS
15V
SUSPWROK_5V
+1.8VSUS
From SIO GPIO
From SIO GPIO
MAX1999
MAX1999
+3V_SRC
DC_IN+
ACAV_IN
VCCRTC
+5VALW
+3VALW
POWER_SIO#
From Switch at the Dash Board
Internal to SIO
MAX1999
MAX1999
SDC_IN+
BATT Charger M AX1535
PWR_SRC
MAX1615
ALWON
SIO
SC1486
+1.8VSUS_PWRGD
+1.5VSUS
MAX1845
+3V_LAN
MAX1999 To ICH6
SLPS3
ICH6 to SIO
T19
T6
T7
T9
T8
T12
T13
MAX1999
T14
T15
T16
T17
T20
SC1486 To MAX1845
T18
+1.5VSUS_PWRGD
MAX1845
T21
T22
T23
T1
T2
T3
T4
T5
T10
T11
REG12_CTL
1P2V_LAN
BCOM output
BCOM
VCC_SC
VPPCB
VCCCB
T24
T25
T26
Azeda Board Bring-Up Document
CK410 Out Put
CPU VCC CORE
RUNPWROK
RUN_ON_D
PCIRST#,
CPURST#
CPU VID
CPU VID boot value
IMVP_PWRGD
RESET_OUT#
ICH6 VRMPWRGD.
SIO output
SLP S3
RUN_ON
+5VRUN
+1.8VRUN
+3VRUN
MAX1845
SMDDR VTERM
+1.5VRUN
To MAX1987 SYSOK pin
T40
To SIO PWRGD pin,
MAX1987 Shdn pin
+2.5VRUN
MAX1987
CLK_EN#
0.7v
CPUVTT
VTT_PWRGD
0.7v
MAX1806
T41
T43
T33
T32
T27
T28
T29
T30
T31
T34
T35
T36
T37
T38
T39
DBR#
T42
T45
T46
ICH_PWROK
T44
Dell Confidential Revision 0.2
Azeda Board Bring-Up Document
AZEDA Internal GFX Power down Sequence.
RUN_ON_D
RUN_ON
+5VRUN
+1.8VRUN
+3VRUN
SMDDR_VTER M
+1.5VRUN
0.7v
T4
T5
T2
T1
POWER_SIO#
+2.5VRUN
CLK_EN#
CPUVTT
VTT_PWRGD
0.7v
T6
T7
T8
T9
T10
RUNPWROK
CK410 Out Put
CPU VCC CORE
IMVP_PWRGD
RESET_OUT#
T11
T12
T13
DBR#
T15
ICH_PWROK
T14
T16
T3
Dell Confidential Revision 0.2
Azeda Board Bring-Up Document
PLTRST#
CPURST#
CPU VID
CPU VID boot value
T17
T18
ICH_PWROK
PCIRST#
T21
SLP S3
T20
T19
SUS_ON
AUXEN
15V
+3V_SRC
+3V_LAN
T34
T35
T22
T24
T25
T23
T24
REG12_CTL
1P2V_LAN
+5VSUS
ICH6 RSMRST# input
3VSUS_ON
+3VSUS
SUSPWROK_5V
+1.8VSUS
+1.8VSUS_PWRGD
+1.5VSUS
T28
T26
T29
T30
T31
T27
+1.5VSUS_PWRGD
T32
T33
SUSPWROK
T39
VCC_SC
VPPCB
VCCCB
T36
T37
T38
ACAV_IN
+5VALW
+3VALW
ALWON
T41
T40
T42
T43
Dell Confidential Revision 0.2
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