Schematic Diagrams
B-1
B.Schematic Diagrams
Appendix B: Schematic Diagrams
This appendix has circuit diagrams of the P775TM (-G) / P775TM1 (-G) notebook’s PCB’s. The following table indi-
cates where to find the appropriate schematic diagram.
Diagram - Page Diagram - Page Diagram - Page
Block Diagram - Page B - 2 M.2 3G+USB & WLAN+BT - Page B - 26 VCore - Page B - 50
Processor 1/5 - Page B - 3 M.2 PCIE4X SSD1 & SSD2 - Page B - 27 VCore Output Stage - Page B - 51
Processor 2/5 - Page B - 4 Realtek ALC898 - Page B - 28 VCCSA / VCCGT - Page B - 52
Processor 3/5 - Page B - 5 PCM1861 + TAS5766DCA - Page B - 29 Power Charger, DC-In - Page B - 53
Processor 4/5 - Page B - 6 Subwoofer - Page B - 30 P750DM HDD Board - Page B - 54
Processor 5/5 - Page B - 7 EC IT8587 - Page B - 31 P750DM Power LED Board - Page B - 55
DDR4 CHA SO-DIMM_0 - Page B - 8 Second EC IT8587 - Page B - 32 P750DM Click Board - Page B - 56
DDR4 CHA SO-DIMM_1 - Page B - 9 Backlight Keyboard - Page B - 33 P750DM Audio Board - Page B - 57
DDR4 CHB SO-DIMM_0 - Page B - 10 LID SW, Fan, LED Conn - Page B - 34 P750DM Audio ESS DAC - Page B - 58
DDR4 CHB SO-DIMM_1 - Page B - 11 Fan, TP, FP, Multi-Con - Page B - 35 P750DM Audio HP AMP - Page B - 59
Panel, Inverter, CRT - Page B - 12 LAN E2500 - Page B - 36 P750DM Audio Board - Page B - 60
Display Port A - Page B - 13 PS8338B + PS8330B - Page B - 37 P775DM Audio Board - Page B - 61
Display Port B - Page B - 14 TBT - Page B - 38 P775DM Audio ESS DAC - Page B - 62
HDMI - Page B - 15 Power - Page B - 39 P775DM Audio HP AMP - Page B - 63
MXM PCI-E - Page B - 16 TPS65982 - Page B - 40 P775DM Audio Board - Page B - 64
Lynix Point 1/7 - Page B - 17 TPS65982 - Page B - 41 P750DM BOT LED Board - Page B - 65
Lynix Point 2/7 - Page B - 18 Cardreader RTS5250 - Page B - 42 P750DM LID Switch Board - Page B - 66
Lynix Point 3/7 - Page B - 19 TPM SLB9655TT & NPCT420 - Page B - 43 P750DM Charge LED Board - Page B - 67
Lynix Point 4/7 - Page B - 20 VCCIO / 1P0A - Page B - 44 P775DM Charge LED Board - Page B - 68
Lynix Point 5/7 - Page B - 21 DDR 1.2V/0.6VS/VCCPLL_OC - Page B - 45 P775DM Power LED Board - Page B - 69
Lynix Point 6/7 - Page B - 22 VDD3, VDD5 - Page B - 46 Power On Sequence - Page B - 70
Lynix Point 7/7 - Page B - 23 5V/5VS, 3V/3.3VS, 3.3VA - Page B - 47
USB Charging - Page B - 24 5VS_2/2.5V/NV3V3/3.3V_ON/5V_RUN - Page B - 48
CCD, USB Port3 - Page B - 25 Fan CPU, VGA Power - Page B - 49
Table B - 1
Schematic
Diagrams

Version Note
The schematic dia-
grams in this chapter
are based upon version
6-7P-P77FB-002. If
your mainboard (or oth-
er boards) are a later
version, please check
with the Service Center
for updated diagrams
(if required).