Desktop mother board power sequenceFull description
Gene Keys - Richard Rudd
Full description
Descripción completa
Full description
Laptop Power Sequence Final by IntersotFull description
Description complète
Full description
Laptop Power Sequence Final by IntersotDeskripsi lengkap
Descripción completa
Laptop Power Sequence Final by IntersotFull description
Laptop Power Sequence Final by IntersotDescription complète
Power On Sequence
Sephiroth Kwon 26-05-2009
OUTLINE • General Power On Sequence • Power On Sequence (M3N78-VM) •
General Power On Sequence PSON# ATX TOP VIEW +5
+ 12
+5
5VSB
-5
PWOK
5VSB to 3VSB Linear Reg.
Cap./ Res.
PWRBTN 3VSB
PANNEL
1/0
5VSB
1
GND + 5 GND GND
0 PSON + 5 GND GND - 12V 12V + 3V + 3V
IT8282
+ 3V
PSON 0
PSON Pull low circuit
PWRBTN
Super I/O
0
South Bridge
General Power On Sequence
+5
+ 12
+5
5VSB
-5
PWOK
CPU SOCKET (2)
CPURST
GND GND GND + 5
(5)
PG1 IDERST
GND GND
Circuit
IDE SLOT PWROK
PSON + 5
(3)
GND GND
(4) PCIRST
PCI SLOT + 3V
+ 3V
Circuit PSON
South Bridge
(1) PANNEL PWRBTN
Power On Sequence(M3N78-VM) 14.
CPU_RST# 13.
PCI_RST#
CPU 12. 10.
PCI SLOT 1,2
CPU_PWROK#
13. PCIE_RST#
1.2VHT_EN 9.
MCP78
8.
VCORE_EN
6.
12V
6.
3V
7 .P W
O K _ S B
VRM
6.
PCIE X1
VCORE_PG
11 .
S I O R S T #
.3 S I O P W R B T N #
.4 S S B #
.4 S S C #
1 .R S M R S T #
5V
PCIE X16 Power 5.
PSON#
ITE8712F
#
13.PCIERST
IDE Port 11. IDE_RST#
2.
PWR_BTN#
No Power Problem Debug Point POWER UP PROBLEM . 2. Check no voltages voltages short with GND such such as +5, +12 +12 , +5VSB, +3, 12 +3VSB VCORE 1 1..5V 2.5V 3. Ch Chec eck k Bat Batte tery ry volt voltag age e .
