SODIMM
ICH7-M
4
OFF
OFF
2
L
State
MDC
BT
ON
ON
H
H
VCC_CORE
VCCP3_PWRGD
SAMSUNG
+V*AUX
+V
P1.05V
ICH7-M
ON
OFF
H
L
D
PS/2
HDD
ON
OFF
CALISTOGA
CALISTOGA
VRON
H
L
L
L
R5C843
(LT validation)
MICOM_P3V
VDC
P1.5V
P1.8V
P1.8V_AUX
PWRON
Full On
ICH7-M
CRT
PCMCIA
USB
(P3.3V_AUX, INTVRMEN high)
P3.3V_Sus
DDR II-Termination
PEG
LCD
L
S4
LEDs
Thermal Sensor
CALISTOGA
SODIMM (DDR II)
GPU (G7X series)
KBC3_VRON
FWH
PEG
R5C843
R5C843
M_PCI
MICOM
EXCEPT AS AUTHORIZED BY SAMSUNG.
3
LAN
KBC3_PWRON
DDR2 Power VRM
MICOM
S3
ON
FAN CIRCUIT
VCCA
P1.5V
(VCCP)
B
ELECTRONICS
TPM
P2.5V
P0.9V
P5V_AUX
S5
ON
YONAH
AC Adapter
GFX_CORE
GPU(G7X series)
ICH7-M
CALISTOGA
ICH7-M
YONAH
ICH7-M
* Intel used 0.9V_AUX for DDR-2
A
C
MICOM
DOCK DC
Battery DC
CALISTOGA
KBC3_SUSPWRON
P3.3V
S0
P1.05V_AUX
ICH7-M
* Made by ICH7-M Internal VR
1
A
P1.05V_Sus
*ICH7-M Sequence
P3.3V_AUX
GPU G7X series : P1.0V - P1.2V
PCMCIA
SUPER I/O
P3.3V_LAN
P2.5_3.3V_LAN
P1.2_3.3V_LAN
LAN BCM4401 / 5751
3
Power Diagram
KBC3_LANPWRON
GPU (G7X series)
GPU(G7X series)
THIS DOCUMENT CONTAINS CONFIDENTIAL
1
2
L
SAMSUNG ELECTRONICS CO’S PROPERTY.
Rail
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
4
SODIMM (DDR II)
HEATSINK
C
PROPRIETARY INFORMATION THAT IS
+V*Always
S5 / S4
S3
SUSPWR
P5V
YONAH
B
ON
P1.2V
GDDR
H
D
SAMSUNG PROPRIETARY
ON
