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Schematic Diagrams
Lynx 4/9
Sheet 23 of 46
Lynx 4/9
B - 24 Lynx 4/9
Lynx Point -M (CRT,LVDS,PCI,DISPLAY)
Boot BIOS Strap
BBS_BIT1
BBS_BIT0
Boot BIOS Location
R488
150_1%_04
R487
150_1%_04
0
0
LPC
R484
150_1%_04
0
1
Reserved
(NAND)
1
0
PCI
19
DAC_BLUE
1
1
SPI
19
DAC_GREEN
3.3VS
19
DAC_RED
R509
*10K_04
R512
*1K_04
BBS_BIT1
A16 SWAP OVERRIDE STRAP
LOW = A16 SWAP OVERRIDE
R162
STP_A16OVR
HIGH = DEFAULT
Connect to GND
11
L_BRIGHTNESS_R
STP_A16OVR
R114
*1K_04
36
dGPU_RST#
24
DGPU_SELECT#
36,42
dGPU_PWR_EN#
3.3VS
PERSTB#
C358
U12
*1u_6.3V_X5R_04
1
MC74VHC1G08DFT2G
dGPU_RST#
4
13
PERSTB#
2
PLT_RST# 3,23,30
R226
10K_04
R223
R227
100K_04
*0_04
PIN PLT_RST# to Buffer
3.3VS
*0.1u_16V_Y 5V_04
C346
U13
1
MC74VHC1G08DFT2G
PLT_RST# 3,23,30
4
29,32,33,36
BUF_PLT_RST#
2
R236
100K_04
DAC_BLUE
DAC_GREEN
DAC_RED
U32E
LPT_PCH_M_EDS
DAC_BLUE
T45
VGA_BLUE
DDPB_CTRLCLK
DAC_GREEN
U44
VGA_GREEN
DDPB_CTRLDATA
DAC_RED
V45
VGA_RED
DDPC_CTRLCLK
M43
19
DAC_DDCACLK
VGA_DDC_CLK
DDPC_CTRLDATA
M45
19
DAC_DDCADATA
VGA_DDC_DATA
DDPD_CTRLCLK
N42
19
DAC_HSYNC
VGA_HSY NC
DDPD_CTRLDATA
N44
19
DAC_VSY NC
VGA_VSYNC
DAC_IREF_R
U40
649_1%_04
DAC_IREF
U39
VGA_IRTN
N36
L_BRIGHTNESS_R
EDP_BKLTCTL
BLON
K36
12
BLON
EDP_BKLTEN
G36
12,36
NB_ENAVDD
EDP_VDDEN
INT_PIRQA#
H20
PIRQA#
L20
INT_PIRQB#
PIRQB#
K17
INT_PIRQC#
PIRQC#
INT_PIRQD#
M20
PIRQD#
PIRQE#/GPIO2
DGPU_HOLD_RST#
A12
R511
*0_04
GPIO50
PIRQF#/GPIO3
DGPU_SELECT#
B13
PCI
GPIO52
PIRQG#/GPIO4
R508
*0_04
D_GPU_PWR_EN#
C12
GPIO54
C10
PIRQH#/GPIO5
BBS_BIT1
GPIO51
A10
D_GPU_PWM_SELECT#
GPIO53
STP_A16OVR
AL6
GPIO55
5 OF 11
12,19,20,30,33,34,35,37,41,42
3,6,9,10,11,12,19,20,21,22,24,26,27,28,29,30,31,32,33,34,35,36,37,41
3.3VS
BLON
*1K_04
R175
L_BRIGHTNESS_R
*1K_04
R176
EXTTS_SNI_DRV1_PCH
*10K_04
R196
EXTTS_SNI_DRV0_PCH
*10K_04
R205
DGPU_HOLD_RST#
10K_04
R507
HDMI_CTRLDATA
2.2K_04
R177
HDMI_CTRLCLK
2.2K_04
R174
RN7
10K_8P4R_04
CRIT_TEMP_REP#_R
4
24
CRIT_TEMP_REP#_R
D_GPU_PWM_SELECT#
3
KBC_RST#
2
24,36
KBC_RST#
D_GPU_PWR_EN#
1
RN6
8.2K_8P4R_04
INT_PIRQC#
4
INT_PIRQD#
3
R40
INT_PIRQA#
2
INT_PIRQB#
1
R39
R35
HDMI_CTRLCLK
HDMI_CTRLCLK 34
R36
HDMI_CTRLDATA
HDMI_CTRLDATA 34
N40
N38
H45
DDPB_AUXN
K43
DPC_AUX_N
DDPC_AUXN
J42
DDPD_AUXN
H43
DDPB_AUXP
K45
DPC_AUX_P
DDPC_AUXP
J44
DDPD_AUXP
K40
DPC_HPD 34
DDPB_HPD
K38
DPC_HPD
DDPC_HPD
R181
H39
*1M_04
DDPD_HPD
G17
TP_RSVD_TESTMODE
F17
SATA_ODD_DA#
SATA_ODD_DA# 20,24
L15
EXTTS_SNI_DRV0_PCH
M15
EXTTS_SNI_DRV1_PCH
AD10
PCI_PME_N
R140
*0_04
PME#
PME# 32,36
Y 11
PLTRST#
PLT_RST# 3,23,30
5VS
3.3VS
5
6
7
8
5
6
7
8
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