Service manual
Schematic Diagrams
B-1
B.Schematic Diagrams
Appendix B: Schematic Diagrams
This appendix has circuit diagrams of the A110EU series LCD computer’s PCBs. The following table indicates where
to find the appropriate schematic diagram.
Diagram - Page Diagram - Page Diagram - Page
System Block Diagram - Page B - 2 PCH Power - Page B - 18 WLAN/TPM1.2/CCD/TP - Page B - 34
Processor 1/7 - Page B - 3 PCH Power - Page B - 19 5VS, 3VS, 1.5VS_CPU, 12V - Page B - 35
Processor 2/7 - Page B - 4 PCH GND - Page B - 20 3.3V_M, 1.05V_M, 1.05VS_VTT - Page B - 36
Processor 3/7 - Page B - 5 LVDS, Inverter - Page B - 21 COM Port / PS2 - Page B - 37
Processor 4/7 - Page B - 6 SCALAR - Page B - 22 VDD3, VDD5 - Page B - 38
Processor 5/7 - Page B - 7 SCALAR-1 - Page B - 23 Power 0.925V/1.8VS - Page B - 39
Processor 6/7 - Page B - 8 HDMI IN, USB2.0*2 - Page B - 24 Power 1.5V/1.05VS - Page B - 40
Processor 7/7 - Page B - 9 HDMI OUT - Page B - 25 Power VCORE1 - Page B - 41
DDR3 SO-DIMM_0 - Page B - 10 KBC-ITE IT8518 - Page B - 26 Power VCORE2 - Page B - 42
DDR3 SO-DIMM_1 - Page B - 11 Audio Codec ALC269 - Page B - 27 AC-In, Charger - Page B - 43
PCH PCI - Page B - 12 AMP2607 & Audio Switch - Page B - 28 Audio/USB Board - Page B - 44
PCH USB/PCIE/DMI - Page B - 13 Card Reader / RTS5229 - Page B - 29 Power SW LED CIR Board - Page B - 45
PCH SATA - Page B - 14 LAN (Intel LAN82579) - Page B - 30 Power Sequence - Page B - 46
PCH GPIO/HDA - Page B - 15 LAN CON/New Card - Page B - 31
PCH NVRAM/HDMI - Page B - 16 HDD/ODD/ESATA - Page B - 32
PCH FDI/USB3/Clock - Page B - 17 USB3.0 - Page B - 33
Table B - 1
Schematic
Diagrams
Version Note
The schematic dia-
grams in this chapter
are based upon ver-
sion 6-7P-A11E3-003.
If your mainboard (or
other boards) are a lat-
er version, please
check with the Service
Center for updated dia-
grams (if required).