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Schematic Diagrams
B - 22 Straps and XTAL
B.Schematic Diagrams
Straps and XTAL
1
1
2
2
3
3
4
4
5
5
A
A
B
B
C
C
D
D
XTAL
XTAL
6-22-27R00-1BG
MULTI-LEVEL STRAPS
Rf
Re
Rd
Rc
Setting RAM type
Strap 5
Strap 4
Strap 3
SMB_ALT_ADDR
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
0
1
1
1
0
0
0
M
1
0
M
0
1
0
M
1
1
0
1
M
1
M
0
0
1
M
0
1
1
M
1
0
1
DEVID_SEL
PCIE_CFG
0
VGA_DEVICE
0
0
0
0
1
0
1
1
0
0
0
1
1
0
1
0
0
1
1
1
1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1 = HIGH : Tied to 1.8V
0 = Low : Tied to 0V
M = Middle : Tied to 0.9V
1:Enable 0:Disable
SOR 0/1/2/3 ENABLE
1= SMB_ALT_ADDR Enable
0= SMB_ALT_ADDR Disable
1= DEVID_SEL Rebrand
0= DEVID_SEL Orignal
1= PCIE_CFG Low Power
0= PCIE_CFG High Power
1= VGA_DEVICE Enable
0= VGA_DEVICE Disable
M
1
1
1
1
1
1
Strap 2
Strap 1
Strap 0
RAMCFG[4:0]
0
0
0
00000
0
1
0
00010
0
1
1
00011
1
1
0
00110
1
1
1
00111
ROM_SO
ROM_SI
ROM_SCLK
SOR_EXPOSED[3:0]
0
0
0
1111
0
0
1
1110
0
1
0
1101
0
1
1
1100
1
0
0
1011
1
0
1
1010
1
1
1
1000
1
1
M
0000
M
0
M
21 (0x0015)
M
M
0
22 (0x0016)
M
M
1
23 (0x0017)
M
1
M
24 (0x0018)
1
M
M
25 (0x0019)
1
0
M
16 (0x0010)
1
M
0
17 (0x0011)
1
M
1
18 (0x0012)
1
1
M
19 (0x0013)
0
M
M
20 (0x0014)
0
1
M
11 (0x000B)
M
0
0
12 (0x000C)
M
0
1
13 (0x000D)
M
1
0
14 (0x000E)
M
1
1
15 (0x000F)
1
1
0
6 (0x0006)
1
1
1
7 (0x0007)
0
0
M
8 (0x0008)
0
M
0
9 (0x0009)
0
M
1
10 (0x000A)
0
0
1
1 (0x0001)
0
1
0
2 (0x0002)
0
1
1
3 (0x0003)
1
0
0
4 (0x0004)
1
0
1
5 (0x0005)
Strap 2
Strap 1
Strap 0
RAMCFG[4:0]
0
0
0
0 (0x0000)
M
M
M
26 (0x001A)
eDP ID
GSYNC ID
Strap
Samsung K4G41325FE-HC25 E-die 0 X 7 4000MHz 128Mx32
Setting RAM type
default
DG P.65 recommend strap resistor 5%
or better , voltage use 1V8_AON
DG P.73 recommend Pull down resistor 100k
Strap5
eDP = L
Gsync= H
6-22-27R00-1BH
Co-Lay
D03 Raven modfiy 0417
40mil
20mil
GPU under
GPU near
Near to GPU
30ohm ESR 10mohm bead
40mil
GPU under
SAMSUNG
MICRON
GND
GND
GND
GND
GND
GND
GND
GND
1V8_AON
1V8_AON
1V8_AON
GND
GND
GND
1V8_RUN
1V8_RUN
1V8_RUN
10,11,23,60
VGA_ROM_SCLK
23
VGA_ROM_SO
23
VGA_ROM_SI
23
STRAP0
23
STRAP1
23
STRAP2
23
STRAP3
23
STRAP4
23
STRAP5
23
1V8_AON
10,12,13,14,15,17,18,20,22,23,24,25,56,59,60,72
GPU_PLLVDD
22
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-NH5D0-D02
D02
[21] STRAPS and XTAL
A3
21
74
Friday, February 07, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-NH5D0-D02
D02
[21] STRAPS and XTAL
A3
21
74
Friday, February 07, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-NH5D0-D02
D02
[21] STRAPS and XTAL
A3
21
74
Friday, February 07, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
R538
*100K_1%_04
R96
100K_1%_04
R519
*100K_
0
4
R527
*100K_
0
4
13/22 XTAL/PLL
COMMON
BGA2228
?
G1V
BL6
XTALIN
BJ6
EXT_REFCLK_FL
BB24
XSN_PLLVDD
AF11
GPCPLL_AVDD1
U42
GPCPLL_AVDD0
BC12
VID_PLLVDD
BD12
SP_PLLVDD
BM6
XTALOUT
BK6
XTALOUTBUFF
C276
4.7u_6.3V_X6S_06
R528
100
K_04
R520
100
K_04
R88
100K_04
.
L6
HCB1608KF-300T60
R531
100
K_04
R524
*100K_
0
4
X3
U83-076_27MHZ
fsx3m
2
1
3
4
R534
*100K_
0
4
R537
100K_1%_04
R529
*100K_
0
4
C970
10p
_50V_NPO
_04
C144
0.
47u_4
V_X6S
_02
R526
100
K_04
R89
100K_04
C490
*0
.4
7u_4V_
X
6S_0
2
R98
100K_1%_04
R523
100
K_04
R533
100
K_04
C169
0.
47u_4
V_X6S
_02
R95
*100K_1%_04
C971
10p_50V_NPO_04
R97
*100K_1%_04
C203
0.
47u_4
V_X6S
_02
C328
22u_6.3V_X6S_08
R114
*100K_1%_04
C160
0.
47u_4
V_X6S
_02
R532
*100K_
0
4
R115
10K_04
XTALOUT
XTALOUTBUFF
XTALSSIN
XTALIN
GPU_PLLVDD
Sheet 21 of 67
Straps and XTAL
Содержание NH77DBQ
Страница 1: ...NH77DBQ NH77DEQ ...
Страница 2: ......
Страница 3: ...Preface I Preface Notebook Computer NH77DBQ NH77DEQ Service Manual ...
Страница 24: ...Introduction 1 12 1 Introduction ...
Страница 41: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Страница 42: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Страница 43: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Страница 44: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Страница 45: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Страница 46: ...A 8 A Part Lists ...