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Appendix B: Schematic Diagrams
This appendix has circuit diagrams of the W241EUQ/W244EUQ/W245EUQ/W249EUQ notebook's PCB's. The fol-
lowing table indicates where to find the appropriate schematic diagram.
Diagram - Page
System Block Diagram - Page B - 2
Ivy Bridge Processor 1/7 - Page B - 3
Ivy Bridge Processor 2/7 - Page B - 4
Ivy Bridge Processor 3/7 - Page B - 5
Ivy Bridge Processor 4/7 - Page B - 6
Ivy Bridge Processor 5/7 - Page B - 7
Ivy Bridge Processor 6/7 - Page B - 8
Ivy Bridge Processor 7/7 - 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
PantherPoint - M 1/9 - Page B - 14
PantherPoint - M 2/9 - Page B - 15
PantherPoint - M 3/9 - Page B - 16
PantherPoint - M 4/9 - Page B - 17
PantherPoint - M 5/9 - Page B - 18
Diagram - Page
PantherPoint - M 6/9 - Page B - 19
PantherPoint - M 7/9 - Page B - 20
PantherPoint - M 8/9 - Page B - 21
PantherPoint - M 9/9 - Page B - 22
USB 3.0, Power, WLAN - Page B - 23
CCD, 3G, TPM - Page B - 24
Card Reader, LAN RTL8411 - Page B - 25
LAN (RTL8411), SATA HDD, ODD - Page B - 26
USB 3.0 TI TUSB7320 - Page B - 27
KBC-ITE IT8518 - Page B - 28
LED, MDC - Page B - 29
Audio Codec ALC269 - Page B - 30
USB Charger, Fan, TP, Multi-Conn - Page B - 31
System Power - Page B - 32
VDD3, VDD5 - Page B - 33
Power 1.5V/0.75V/1.8VS - Page B - 34
Power 1.05VS - Page B - 35
Diagram - Page
Power 0.85VS - Page B - 36
Power V-Core1 - Page B - 37
Power V-Core2 - Page B - 38
Charger, AC In - Page B - 39
Click Board - Page B - 40
Audio Board/USB - Page B - 41
Power Switch & LID Board - Page B - 42
External ODD Board - Page B - 43
Power Sequence - Page B - 44
Schematic Diagrams
Table B - 1
Schematic
Diagrams
Version Note
The
schematic
dia-
grams in this chapter
are based upon ver-
sion 6-7P-W24E5-003.
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
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