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Appendix B: Schematic Diagrams
This appendix has circuit diagrams of the W340EU/W345EU notebook's PCB's. The following table indicates where to
find the appropriate schematic diagram.
Diagram - Page
System Block Diagram - Page B - 2
Processor 1/7-DMI, FDI, PEG - Page B - 3
Processor 2/7- CLK, MISC - Page B - 4
Processor 3/7- (DDR3) - Page B - 5
Processor 4/7- Power - Page B - 6
Processor 5/7- GFX PWR - Page B - 7
Processor 6/7- GND - Page B - 8
Processor 7/7- RSVD - Page B - 9
DDR3 SO-DIMM_0 - Page B - 10
DDR3 SO-DIMM_1 - Page B - 11
LVDS, INVERTER - Page B - 12
HDMI, CRT - Page B - 13
PCH 1/9- RTC, HDA, SATA, SPI - Page B - 14
PCH 2/9- PCIE, SMBUS, CLK - Page B - 15
PCH 3/9- DMI, FDI, PWRGD - Page B - 16
Diagram - Page
PCH 4/9- LVDS, DDI, CRT - Page B - 17
PCH 5/9- PCI, USB, RSVD - Page B - 18
PCH 6/9- GPIO, CPU - Page B - 19
PCH 7/9- PWR - Page B - 20
PCH 8/9 POWER - Page B - 21
PCH 9/9- GRD - Page B - 22
USB3.0, Power, WLAN - Page B - 23
CCD, 3G, TPM - Page B - 24
Card Reader / LAN RTL8411 - Page B - 25
LAN, SATA HDD, ODD - Page B - 26
USB3.0 TI TUSB7320 - Page B - 27
KBC-ITE IT8518 - Page B - 28
LED - Page B - 29
AUDIO CODEC ALC269, VIA1802 - Page B - 30
USB Charger, FAN, TP, CONN - Page B - 31
Diagram - Page
System Power - Page B - 32
VDD3, VDD5 - Page B - 33
Power 1.5V/0.75V, 1.8VS - Page B - 34
POWER 1.05VS / VTT_CPU - Page B - 35
POWER 0.85VS - Page B - 36
POWER VCORE1 - Page B - 37
POWER VCORE/GFX_VCORE - Page B - 38
AC IN, CHARGER - Page B - 39
CLICK BOARD - Page B - 40
AUDIO BOARD / USB - Page B - 41
POWER SWITCH & LID BOARD - Page B - 42
Power On SEQ - Page B - 43
Schematic Diagrams
Table B - 1
SCHEMATIC
DIAGRAMS
Version Note
The
schematic
dia-
grams in this chapter
are based upon ver-
sion 6-7P-W3454-004.
If your mainboard (or
other boards) are a lat-
er
version,
please
check with the Service
Center for updated di-
agrams (if required).
B - 1
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