Schematic Diagrams
GPU 4/6 B - 27
B.Schematic Diagrams
GPU 4/6
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
1 = HIGH : Tied to 1.5V~1.854V (Nominal 1.8V)
0 = Low : Tied to 0V~0.3V
M = Middle : Tied to 0.5V~1.3V (Nominal 0.9V)
XTAL
(0x0) Default
Micron MT61K256M32JE-14:A (A-die) 4000MHz 256Mx32
1= SMB_ALT_ADDR Enable
0= SMB_ALT_ADDR Disable
1= DEVID_SEL Rebrand (GSYNC)
0= DEVID_SEL Original (non-GSYNC)
1= PCIE_CFG Low Power
0= PCIE_CFG High Power
1= VGA_DEVICE Enable
0= VGA_DEVICE Disable
Samsung K4Z80325BC-HC14 (C-die) 4000MHz 256Mx32
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)
(0x0) Default
Strap 5
Strap 4
Strap 3
SMB_ALT_ADDR
0
DEVID_SEL
PCIE_CFG
0
VGA_DEVICE
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
1
0
0
0
1
1
0
1
1
1
1
0
0
0
1
0
1
0
1
1
0
0
1
0
1
0
M
1
0
M
0
M
0
1
0
1
M
M
0
0
0
0
M
1
M
0
M
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
ROM_SI
ROM_SCLK
ROM_SO
0
0
0
0
STRAP[0:2]
Setting RAM type
MULTI-LEVEL STRAPS
Strap5
non-Gsync = L
Gsync = H
Hynix H56C8H24MJR-S2C (M-die) 4000MHz 256Mx32
(0x1)
(0x2)
(0x1)
(0x2)
0
1
Near the GPU
STRAP[0:2]
Setting RAM type
20180801
N18E del Aduio Playback Strapping
Default
FS_OVERT# Enable
FS_OVERT# Disable
D02 1006 restore to 0201
D02 1006 restore to 0201
1V8_AON
1V8_AON
1V8_AON
1V8_RUN
1V8_RUN
15,16,28,29,66
1V8_AON
17,18,19,20,22,23,24,25,29,30,31,32,34,66,74,77
VGA_ROM_SCLK
29
VGA_ROM_SO
29
VGA_ROM_SI
29
STRAP0
29
STRAP1
29
STRAP2
29
STRAP3
29
STRAP4
29
STRAP5
29
GPU_PLLVDD_XS_SP
27,28
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB500-D03
D03
[26] GPU 4/9-STRAPS,XTAL
A3
26
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB500-D03
D03
[26] GPU 4/9-STRAPS,XTAL
A3
26
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB500-D03
D03
[26] GPU 4/9-STRAPS,XTAL
A3
26
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
R161
100K_1%_04
R172
*100K_04
13/22 XTAL/PLL
U3V
N18E
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
R613
*100K_04
R176
*100K_04
C349
0.47u_4V_X6S_02
NV_0201_LARGE
R160
100K_1%_04
R614
100K_04
R170
*100K_04
R159
100K_1%_04
C781
0.47u_4V_X6S_02
NV_0201_LARGE
R167
*100K_1%_04
R166
*100K_04
X4
U83-076_27MHZ
PCB Footprint = fsx3m
2
1
3
4
R165
100K_04
R162
*100K_04
R603
10K_04
R164
100K_04
W / GSYNC
R168
*100K_1%_04
C325
0.47u_4V_X6S_02
NV_0201_LARGE
R157
100K_04
L34
HCB1608KF-300T60
C650
22u_6.3V_X6S_08
NV_0805
R147
100K_04
W /O GSYNC
C350
0.47u_4V_X6S_02
NV_0201_LARGE
R151
100K_04
C614
0.47u_4V_X6S_02
NV_0201_LARGE
C651
4.7u_6.3V_X6S_06
NV_0603
R153
100K_04
C1355
12p_50V_NPO_04
R143
10K_04
R177
*100K_1%_04
C1358
12p_50V_NPO_04
XTALOUT
XTALSSIN
XTALOUTBUFF
XTALIN
Sheet 26 of 91
GPU 4/6
Summary of Contents for PB50EF
Page 1: ...PB50EF PB51EF ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer PB50EF PB51EF Service Manual ...
Page 13: ...Preface XI Preface Speaker Con B 92 ...
Page 14: ...Preface XII Preface ...
Page 26: ...Introduction 1 12 1 Introduction ...
Page 43: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Page 44: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 45: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Page 46: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Page 47: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 48: ...A 8 A Part Lists ...