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Schematic Diagrams
B-1
B.Schematic Diagrams
Appendix B: Schematic Diagrams
This appendix has circuit diagrams of the M720T/M728T/M729T/M730T notebook’s PCB’s. The following table indi-
cates where to find the appropriate schematic diagram.
Diagram - Page Diagram - Page Diagram - Page
System Block Diagram - Page B - 2 ICH9-M 3/5 - GPIO, PWR Management - Page B - 16 Power 1.5VS, 1.05VS, 3.3V, 5V - Page B - 30
Intel Penryn (Socket-P) 1/2 - Page B - 3 ICH9-M 4/5 - Power - Page B - 17 Power 1.8V, 0.9VSM - Page B - 31
Intel Penryn (Socket-P) 2/2 - Page B - 4 ICH9-M 5/5 - GND - Page B - 18 Power VCORE - Page B - 32
Cantiga 1/6 - Host - Page B - 5 Clock Generator - Page B - 19 Power AC-IN, Charger - Page B - 33
Cantiga 2/6 - VGA, CRT - Page B - 6 Multi I/O, ODD, CCD, BT, TPM - Page B - 20 Multi I/O Board 1/2 - Page B - 34
Cantiga 3/6 - DDR - Page B - 7 New Card, Mini PCIE - Page B - 21 Multi I/O Board 2/2 - Page B - 35
Cantiga 4/6 - Power - Page B - 8 LED, FAN, TP, FP, USB - Page B - 22 Finger Printer Board - Page B - 36
Cantiga 5/6 - Power - Page B - 9 JMB385 Card Reader - Page B - 23 Click Board - Page B - 37
Cantiga 6/6 - GND - Page B - 10 PCI-E LAN RTL8111C - Page B - 24 M730T ODD Bridge Board - Page B - 38
DDRII CHANNEL A - Page B - 11 Audio Codec ALC662 - Page B - 25 M730T Audio Board - Page B - 39
DDRII CHANNEL B - Page B - 12 Audio AMP2056 - Page B - 26 Power Sequence Diagram - Page B - 40
Panel, Inverter, CRT - Page B - 13 KBC-ITE IT8512E - Page B - 27 Power Sequence v3.0 - Page B - 41
ICH9-M 1/5 - SATA - Page B - 14 System Power, LED BKLT - Page B - 28
ICH9-M 2/5 - PCIE, PCI, USB - Page B - 15 Power VDD3, VDD5 - Page B - 29
Table B - 1
Schematic
Diagrams
Version Note
The schematic dia-
grams in this chapter
are based upon ver-
sion 6-7P-M72T6-005.
If your mainboard (or
other boards) are a lat-
er version, please
check with the Service
Center for updated di-
agrams (if required).