Schematic Diagrams
B - 1
B.Schematic Diagrams
Appendix B: Schematic Diagrams
Table B - 1
SCHEMATIC
DIAGRAMS
This appendix has circuit diagrams of the
NP50DB / NP50DE
notebook’s PCB’s. The following table indicates where
to find the appropriate schematic diagram.
Diagram - Page
Diagram - Page
Diagram - Page
System Block Diagram - Page B - 2
DDR 1.2V, 0.6VS, 2.5V - Page B - 45
VCore Output Stage - Page B - 46
VVC_Core, VCCGT, VCCSA - Page B - 47
1.05DX_VCCSTG, VCCSFR_OC, 1.8VA - Page B - 48
VCCGT, VCCSA Output Stage - Page B - 49
DDR4 CHA SO-DIMM_0 - Page B - 9
DDR4 CHB SO-DIMM_0 - Page B - 10
VGA Frame Buffer Interface - Page B - 12
VGA Frame Buffer A - Page B - 13
DGPU Power Measurement - Page B - 55
VGA Frame Buffer A - Page B - 14
M.2 WLAN+BT, PCIE4X SSD - Page B - 35
1V8_RUN/AON, NV3V3 - Page B - 56
VGA Frame Buffer B - Page B - 15
VGA Frame Buffer B - Page B - 16
Card Reader / LAN RTL8411B - Page B - 37
HDD, TP, Audio, Hall Conn - Page B - 38
NVIDIA Power Sequence - Page B - 18
LED, CCD, TPM, Power SW Conn - Page B - 39
NVIDIA GPIO Level Shift - Page B - 19
VGA NVVDD Coupling - Page B - 21
5V, 5VS, 3.3V, 3.3VS - Page B - 42
VDD 1.05V, VCCIO, 3.3VA, VCCST - Page B - 43
Version Note
The schematic dia-
grams in this chapter
are based upon version
6-7P-NP504-002. If your
mainboard (or other
boards) are a later ver-
sion, please check with
the Service Center for
updated diagrams (if re-
quired).
Summary of Contents for NP50DB
Page 1: ...NP50DB NP50DE ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer NP50DB NP50DE Service Manual ...
Page 24: ...Introduction 1 12 1 Introduction ...
Page 41: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Page 42: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 43: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Page 44: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Page 45: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 46: ...A 8 A Part Lists ...