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AZEDA Internal GFX Power Up Sequence.

MAX1615
VCCRTC

SDC_IN+
DC_IN+
T1

PWR_SRC
T2 BATT Charger M AX1535
ACAV_IN
T3 SIO
ALWON
T4 MAX1999
+5VALW

T5 MAX1999
+3VALW


From Switch at the Dash Board
POWER_SIO#

Internal to SIO
From SIO GPIO
T6
SUS_ON
T7 From SIO GPIO
AUXEN
T8
+3V_SRC
T9 MAX1999
+3V_LAN
T10 BCOM output
REG12_CTL
BCOM
T11
1P2V_LAN

T12 MAX1999
15V
T13 MAX1999
+5VSUS
T14 MAX1999 To ICH6
SUSPWROK_5V
SC1486
T15
+1.8VSUS
SC1486 To MAX1845
T16
+1.8VSUS_PWRGD
MAX1845
T17
+1.5VSUS
T18 MAX1845
+1.5VSUS_PWRGD
T19 ICH6 to SIO
3VSU S_ON
T20 ICH6 RSMRST # input
+3VSUS T21
T22
SUSPWROK
T23
SLPS3

VCC_SC T24

T25
VPPCB

T26
VCCCB
Azeda Board Bring-Up Document


SLPS3
T27

RUN_ON
T28
+5VRUN
T29
SMDDR VTERM

T30
+1.8VRUN
T31
+1.5VRUN
0.7v
+3VRUN
T32
T33
RUN_ON_D



MAX1845
T34
CPUVTT MAX1806
0.7v
+2.5VRUN
T35


T36 To MAX1987 SYSOK pin
VTT_PWRGD



CLK_EN#
T37
CK410 Out Put

T38
RUNPWROK

T39 MAX1987
CPU VCC CORE To SIO PWRGD pin,
T40
IMVP_PWRGD MAX1987 Shdn pin
T41
ICH6 VRMPWRGD.
DBR#

T42 SIO output
RESET_OUT#
T43
ICH_PWROK
T44
PCIRST #,

PLT RST T45
CPURST #
RESET_OUT#
T46


CPU VID CPU VID boot value




Dell Confidential Revision 0.2
Azeda Board Bring-Up Document


AZEDA Internal GFX Power down Sequence.




POWER_SIO#




RUN_ON


T1
+5VRUN


T2
+1.8VRUN


+1.5VRUN
0.7v
+3VRUN

T3
SMDDR_VTER M T4


RUN_ON_D
T5

CPUVTT 0.7v

+2.5VRUN
T6 T7


VTT_PWRGD
T8
CLK_EN#
T9


CK410 Out Put



RUNPWROK T10
T11
CPU VCC CORE

IMVP_PWRGD T12

DBR#
T13

RESET_OUT# T14
ICH_PWROK T15



T16




Dell Confidential Revision 0.2
Azeda Board Bring-Up Document
ICH_PWROK


T17

PLT RST#


PCIRST #
T18

CPURST #
T19
T20
CPU VID CPU VID boot value

SLPS3
T21
T22
SUS_ON

AUXEN T23

+3V_SRC
T24

+3V_LAN T24
REG12_CTL
T25
1P2V_LAN
T26
15V
T27

+5VSUS T28
SUSPWROK_5V
T29
+1.8VSUS T30

+1.8VSUS_PWRGD T31
T32
+1.5VSUS
+1.5VSUS_PWRGD
T33
3VSU S_ON T34

+3VSUS T35

ICH6 RSMRST # input
SUSPWROK T36

VCC_SC T37
VPPCB
T38
VCCCB
T39
ACAV_IN
T40

ALWON T41

+5VALW
T42
+3VALW
T43

Dell Confidential Revision 0.2