Schematic Diagrams - Clevo W251ESQ Service Manual

Appendix B: Schematic Diagrams
This appendix has circuit diagrams of the W251ESQ/W255ES 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
PANEL, INVERTER, CRT - Page B - 12
VGA PCI-E Interface - Page B - 13
VGA Frame Buffer Interface - Page B - 14
VGA Frame Buffer A - Page B - 15
VGA Frame Buffer C - Page B - 16
VGA I/O - Page B - 17
VGA NVVDD Cecoupling - Page B - 18
Diagram - Page
PCH 1/9- RTC, HDA, SATA - Page B - 19
PCH 2/9- PCIE, SMBUS, CLK - Page B - 20
PCH 3/9- DMI, FDI, PWRGD - Page B - 21
PCH 4/9- LVDS, DDI, CRT - Page B - 22
PCH 4/9- PCI, USB, RSVD - Page B - 23
PCH 6/9- GPIO, CPU - Page B - 24
PCH 7/9- PWR - Page B - 25
PCH 8/9 POWER - Page B - 26
PCH 9/9- GND - Page B - 27
WLAN, 3G, MINI PCIE - Page B - 28
CCD, TPM, MULTI CON - Page B - 29
USB3.0 - Page B - 30
Card Reader (RTL8411) - Page B - 31
SATA ODD, LED, USB CHARGE - Page B - 32
HDMI, RJ45 - Page B - 33
AUDIO CODEC VT1802P - Page B - 34
KBC-ITE IT8518E - Page B - 35
Diagram - Page
5VS, 3VS, 1.5VS CPU - Page B - 36
VDD3, VDD5 - Page B - 37
Power 0.85VS, 1.8VS - Page B - 38
POWER 1.5V/1.05VS - Page B - 39
POWER 1.05V/1.05VS VTT - Page B - 40
POWER VCORE1 - Page B - 41
POWER VCORE2 - Page B - 42
Power VGA NVVDD/PEX_VDD - Page B - 43
AC IN, CHARGER - Page B - 44
AUDIO BOARD - Page B - 45
CLICK BOARD - Page B - 46
W251HPQ POWER SW BOARD - Page B - 47
W270HU BRIDGE ODD BOARD - Page B - 48
W270HU POWER SW BOARD - Page B - 49
Power Diagram - Page B - 50
Power On SEQ - Page B - 51

Schematic Diagrams

Table B - 1
SCHEMATIC
DIAGRAMS

Version Note
The schematic dia-
grams in this chapter
are based upon ver-
sion 6-7P-W25S6-003.
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