Service manual

Schematic Diagrams
B - 24 Lynx 4/9
B.Schematic Diagrams
Lynx 4/9
Sheet 23 of 46
Lynx 4/9
INT_PIRQD#
INT_PIRQC#
INT_PIRQB#
INT_PIRQA#
BBS_BIT1
D_GPU_PWM_SELECT#
STP_A16OVR
DPC_HPD
DAC_RED
DAC_BLUE
DAC_GREEN
TP_RSVD_TESTMODE
U12
MC74VHC1G08DFT2G
1
2
5
4
3
C346*0.1u_16V_Y5V_04
R236
100K_04
U13
MC74VHC1G08DFT2G
1
2
5
4
3
PLT_RST# 3, 23, 30
3.3VS
Lynx Point -M (CRT,LVDS,PCI,DISPLAY)
BUF_PLT_RST#29, 32,33,36
PIN PLT_RST# to Buffer
dGPU_RST#
PERSTB#
R175*1K_04
BLON
R176*1K_04
R205*10K_04
R196*10K_04
RN7
10K_8P4R_04
81
72
6
5
3
4
3.3VS
EXTTS_SNI_DRV1_PCH
EXTTS_SNI_DRV0_PCH
DGPU_HOLD_RST#
D_GPU_PWR_EN#
L_BRIGHTNESS_R
R50710K_04
DAC_RED
R162 649_1%_04
SATA_ODD_DA#
HDMI_CTRLDATA
R1772.2K_04
HDMI_CTRLCLK
R1742.2K_04
RN6
8.2K_8P4R_04
81
72
6
5
3
4
Connect to GND
KBC_RST#
KBC_RST#24,36
CRIT_TEMP_REP#_R
CRIT_TEMP_REP#_R24
PCI_PME_N
INT_PIRQD#
R226
10K_04
INT_PIRQB#
R227
*0_04
INT_PIRQA#
INT_PIRQC#
R140 *0_04
R511 *0_04
R223
100K_04
C358
*1u_6.3V_X5R_04
R114 *1K_04
R512 *1K_04
STP_A16OVR
A16 SWAP OVERRIDE STRAP
LOW = A16 SWAP OVERRIDE
HIGH = DEFAULT
STP_A16OVR
BBS_BIT1
3.3VS
R509 *10K_04
BBS_BIT1 BBS_BIT0 Boot BIOS Location
0 0 LPC
0 1 Reserved (NAND)
1 0 PCI
1 1 SPI
Boot BIOS Strap
R508 *0_04
R181
*1M_04
3.3VS
DAC_GREEN19
3.3VS3,6,9,10,11,12,19,20,21,22,24,26,27,28,29,30,31,32,33,34,35,36,37,41
5VS12,19, 20,30,33, 34,35,37, 41,42
DAC_VSYNC19
DAC_HSYNC19
DAC_BLUE19
DAC_RED19
BLON12
NB_ENAVDD12,36
DAC_DDCADATA19
DAC_DDCACLK19
dGPU_PWR_EN#36,42
SATA_ODD_DA# 20,24
PLT_RST# 3,23,30
PME# 32,36
DPC_HPD 34
dGPU_RST#36
PERSTB#13
PLT_RST# 3,23,30
L_BRIGHTNESS_R11
DGPU_SELEC T#24
DAC_GREEN
EXTTS_SNI_DRV0_PCH
DPC_AUX_P
DPC_AUX_N
BLON
R488 150_1%_04
R487 150_1%_04
D_GPU_PWM_SELECT#
R484 150_1%_04
PCI
DISPLAY
LVDSCRT
LPT_P CH_M_EDS
5 OF 11
U32E
EDP_BKLTCTL
N36
VGA_BLUE
T45
DAC_IREF
U40
VGA_IRTN
U39
EDP_BKLTEN
K36
EDP_VDDEN
G36
PIRQA#
H20
PIRQB#
L20
PIRQC#
K17
PIRQD#
M20
GPIO50
A12
GPIO52
B13
GPIO54
C12
GPIO51
C10
GPIO53
A10
GPIO55
AL6
DDPB_CTRLCLK
R40
DDPB_CTRLDATA
R39
DDPC_CTRLCLK
R35
DDPC_CTRLDATA
R36
DDPD_CTRLCLK
N40
DDPD_CTRLDATA
N38
DDPB_AUXN
H45
DDPC_AUXN
K43
DDPD_AUXN
J42
DDPB_AUXP
H43
DDPC_AUXP
K45
DDPD_AUXP
J44
DDPB_HPD
K40
DDPC_HPD
K38
DDPD_HPD
H39
PIRQE#/ GPIO2
G17
PIRQH#/GPIO5
M15
PME#
AD10
PLTRST#
Y11
PIRQG#/GPI O4
L15
PIRQF#/GPIO3
F17
VGA_VSYNC
N44
VGA_HSY NC
N42
VGA_DDC_DATA
M45
VGA_DDC_CLK
M43
VGA_RED
V45
VGA_GREEN
U44
DAC_BLUE
DAC_IREF_R
EXTTS_SNI_DRV1_PCH
L_BRIGHTNESS_R
HDMI_CTRLCLK 34
HDMI_CTRLDATA
HDMI_CTRLCLK
HDMI_CTRLDATA 34
DGPU_SELECT#
DGPU_HOLD_RST#
D_GPU_PWR_EN#