ViewSonic N3250w-1L Service Manual page 61

8.3. MT8202
R114
1.5M
X100
XTALI XTALO
27MHz
C135 C136
22P 27P
LVDS_GND
AUDIO_GND
AUDIO_GND 5,8,19,22
AADCVSS
AADCVSS 5,8,19,22
LVDS_GND
LVDS_GND 2,5,25
VFE_GND
VFE_GND 2,5,8,19
VFE_GND1 PLLVDD1
VFE_GND1 2,5,8,19
LVDS_GND
PLLVDD2
AVDD_VAD1 LVDS_GND
AVDD_VAD1 5
PLLVDD3
AVDD_VFE1 XTALVDD
AVDD_VFE1 5
XTALO
XTALI
PLLVDD1 LVDS_GND
PLLVDD1 5
LVDS_GND
PLLVDD2 ADC_IN4
PLLVDD2 5 TP11
ADC_IN3
TP12
PLLVDD3 ADC_IN2
TP13
PLLVDD3 5
ADC_IN1
TP14
XTALVDD ADC_IN0
TP15
XTALVDD 5
ADCVDD
VPLLVDD1 PWM2VREF
VPLLVDD1 5
VIDEO_OUT LVDS_GND
VIDEO_OUT 22
TP16 DACVDDA
LVDS_GND
TP17 DACVDDB
AVDD_VFE0
AVDD_VFE0 5
LVDS_GND
AVDD_VAD0 DACFS
AVDD_VAD0 5
TP18 DACVREF
AADCVDD TP19 DACVDDC
AADCVDD 5
TESTP4
ADACVDD TESTN4
ADACVDD 5
VPLLVDD1
ADCVDD LVDS_GND
ADCVDD 5
VPLLVDD2
VPLLVDD2 LVDDA
VPLLVDD2 5
LVDDA
LVDDA 5
LVDDB
LVDDB 5
LVDS_GND
LVDDC
LVDDC 5
LVDDB
TESTP3
TESTP3 5
TESTN3
TESTN3 5
AP3
TESTP4 AN3
TESTP4 5
TESTN4 LVDS_GND
TESTN4 5
CLK1+
CLK1-
ADC_IN0 AP2
ADC_IN0
AN2
ADC_IN1 LVDDC
ADC_IN1
AP1
ADC_IN2 AN1
ADC_IN2
AP0
ADC_IN3 AN0
ADC_IN3
LVDS_GND
ADC_IN4 SB18A
ADC_IN4
TP21 ERO3_GPIO
SB33A
AVICM UP3_5
AVICM 5
UP3_1
PWM2VREF UP3_0
PWM2VREF 5
DACFS
DACFS 5
DE
REFP DCLK
REFP 5
REFN F_A17
REFN 5
IOA0
F_D7
ERO3_GPIO GND
ERO3_GPIO 21
F_D6
F_D5
F_D4
GND
F_D3
F_D2
F_D1
F_D0
F_OE_1
IOCE_1
IOA1
SB18A
F_A16
F_A15
F_A14
F_A13
SB33A
SB33A
ViewSonic Corporation
TP03
VIDEO_OUT
TP02 TP04 TP05 TP06 TP07 TP08
I106
C22
PLLVDD1
B22
PLLVSS2
C21
PLLVDD2
A23
PLLVSS3
B21
PLLVDD3
A22
XTALVDD
A20
XTALO
A21
XTALI
A19
XTALVSS
D21
ADCVSS
D20
ADIN4/GPIO
C20
ADIN3/GPIO
B20
ADIN2/GPIO
C19
ADIN1/GPIO
B19
ADIN0/GPIO
D18
ADCVDD
C18
PWM2VREF
B18
SVM
A18
B
D19
DACVSSA
A17
G
C16
DACVDDA
C17
DACVSSB
D16
DACVDDB
B17
R
D17
DACVSSC
A16
FS
B16
VREF
C15
DACVDDC
A15
TP4
B15
TN4
D15
VPLLVDD1
D14
VPLLVSS
A13
VPLLVDD2
D13
LVDDA
C12
A7P/EBO7
D12
A7N/EBO6
C11
CK2P/EBO5
D11
CK2N/EBO4
C14
LVSSA
C10
A6P/EBO3
D10
A6N/EBO2
C9
A5P/EBO1
D9
A5N/EBO0
MT8202
C13
LVDDB
C8
A4P/EGO7
D8
A4N/EGO6
A12
A3P/EGO5
B12
A3N/EGO4
B14
LVSSB
A11
CK1P/EGO3
B11
CK1N/EGO2
A10
A2P/EGO1
B10
A2N/EGO0
B13 SOCKET
LVDDC
A9
A1P/ERO7
B9
A1N/ERO6
A8
A0P/ERO5
B8
A0N/ERO4
A14
LVSSC
K4
DVDD18A
D7
ERO3/GPIO
D5
DVDD33A
C7
ERO2/UP3_5
B7
ERO1/UP3_1
A7
ERO0/UP3_0
B6
VSYNCO
A6
HSYNCO
C6
DE/GPIO
D6
VCLK/GPIO
C3
A17
C2
IOA0
C4
AD7
L12
DVSS18
B1
AD6
B2
AD5
A2
AD4
L11
DVSS33
B3
AD3
A3
AD2
B4
AD1
A4
AD0
B5
IOOE#
A5
IOCS#
C1
IOA1
K3
DVDD18A
D2
A16
D1
HIGHA7
E4
HIGHA6
E3
HIGHA5
A1
NC BALL
C5
NC BALL
J3
NC BALL
J4
NC BALL
N2
NC BALL
AA3
NC BALL
R117 TP28
TP01 TP26
1K TP27
TP33
SB33B SB18A DV18A DV33A TP37
TP38
SB33B SB18A DV18A DV33A VFE_GND
58
N3250w-1L
Confidential - Do Not Copy
MTK modify
TP09 TP10
J24
NC BALL
K24
NC BALL
T23
NC BALL
AF25
VI16
AD24
VI15
AE24
VI14
AF24
VI13
AD23
VI12
AE23
VI11
T15
DVSS18
AF23
VI10
R15
DVSS33I
AD22
VI9
AE22
VI8
AF22
VI7
AC21
VI6
AD21
VI5
AE21
VI4
AE19
VCLK_DVI
AF21
VI3
AD20
VI2
AC22
DVDD18
AE20
VI1
AF20
VI0
AC19
DE_DVI
AD19
HSYNC_DVI
AF19
VSYNC_DVI
AF18
CEN_DVI/GPIO
AE18
DE_SOG/GPIO
AD18
OUT_27MHZ/GPIO
AC18
GPIO/PWM1
AD17
GPIO/PWM0
AC17
DVDD33I
AE17
DQ31
AF17
DQ30
AC16
DQ29
AC15
DVDD25OPT
AD16
DQ28
AE16
DQ27
T14
DVSS25
AF16
DQ26
AE15
DQ25
AD14
DQ24
AF15
DQS3
AD15
DVDD25OPT
AE14
DQM1
R14
DVSS18
AF14
DQS2
AF13
DQ23
AE13
DQ22
T13
DVSS25
AD13
DQ21
AC13
DQ20
AC9
DVDD18
AF12
DQ19
AC14
DVDD25OPT
AE12
DQ18
AD12
DQ17
AC12
DQ16
AF11
RA4
AE11
RA5
R13
DVSS25
AD11
RA6
AC11
RA7
AF10
RA8
T12
DVSS18
AE10
RA9
AD10
RA11
AC10
CKE
AC7
DVDD25_CLK
AE9
RCLK
AF9
RCLKB
T11
DVSS25
AD9
RA3
AF8
RA2
AE8
RA1
AD8
RA0
AF7
RA10
AD6
DVDD25
AE7
BA1
AC8
DVDD18
AD7
BA0
AF6
RCS#
AE6
RAS#
R11
DVSS25
AF5
CAS#
AE5
RWE#
AF4
DQ15
AE4
DQ14
AD4
DQ13
AC6
DVDD25
P16
DGND/BALL
P15
DGND/BALL
P14
DGND/BALL
P13
DGND/BALL
N16
DGND/BALL
N15
DGND/BALL
N14
DGND/BALL
N13
DGND/BALL
M16
DGND/BALL
BGA388/SOCKET
MT8202
SB33B
TP30 TP31
TP29
TP36
TP34
TP35
GPIO5 TXD1 R118
GPIO6 RXD1 10K
GND
UTXD TXD RXD1
URXD RXD TXD1
AUD_CTRL
11 AUD_CTRL
27MHZ
27MHZ 10
HDMIMCLK
HDMIMCLK 10,11
HDMIBCLK
HDMIBCLK 10,11
HDMILRCK
HDMILRCK 10,11
HDMISD0
HDMISD0 10,11
HDMISD1
HDMISD1 10
HDMISD2
HDMISD2 10
HDMISD3
HDMISD3 10
VI[0..23]
VI[0..23] 10,11
HDMIODCK
HDMIODCK 10,11
HDMIDE
HDMIDE 10,11
VI16 HDMIHSYNC
HDMIHSYNC 10,11
VI15 HDMIVSYNC
HDMIVSYNC 10,11
VI14 HDMICEN
HDMICEN 10
VI13
VI12
VI11
GND A_DQS[0..3]
A_DQS[0..3] 4
VI10 A_RA[0..11]
A_RA[0..11] 4
GND A_BA[0..1]
A_BA[0..1] 4
VI9 A_DQM[0..1]
A_DQM[0..1] 4
VI8 A_DQ[0..31]
A_DQ[0..31] 4
VI7 A_CLK
A_CLK 4
VI6 A_CLK_1
A_CLK_1 4
VI5 A_CKE
A_CKE 4
VI4 A_CS_1
A_CS_1 4
HDMIODCK A_RAS_1
A_RAS_1 4
VI3 A_CAS_1
A_CAS_1 4
VI2 A_WE_1
A_WE_1 4
DV18A
VI1 VREF
VREF 4
SB33B
VI0 DV25A
DV25A 4
HDMIDE
HDMIHSYNC SDV25A
SDV25A 4
HDMIVSYNC
HDMICEN IRRCVR1
IRRCVR1 24
R115
27MHZ 10K ICE
TP20
PWM1 INT0_1
INT0_1 10
PWM0 INT0_1
DV33A
A_DQ31
A_DQ30
A_DQ29 IOCE_1
IOCE_1 4
SB33B
SDV25A IOWR_1
IOWR_1 4
A_DQ28 F_OE_1
F_OE_1 4
A_DQ27
GND F_A[8..21] F_A[8..21] 4
A_DQ26
A_DQ25 R116 F_D[0..7] F_D[0..7] 4
A_DQ24 (NC)10K
A_DQS3 IOA[0..7]
IOA[0..7] 4
SDV25A DE
A_DQM1 URST_1 URST_1 26
GND
A_DQS2 UP3_0
UP3_0 24
A_DQ23 UP3_1
UP3_1 24
A_DQ22 UP3_4
UP3_4 1
GND AL UP3_5
AL 22 UP3_5 1
A_DQ21 AR
AR 22
A_DQ20 CCIR_GPIO_D
CCIR_GPIO_D 10
DV18A
A_DQ19 PWM0
PWM0 1
SDV25A MPX1 PWM1
MPX1 8 PWM1 1
A_DQ18 MPX2
MPX2 8
A_DQ17
A_DQ16
A_RA4
A_RA5 CVBS0 CVBS0 8
GND CVBS1 CVBS1 8 IOSCL IOSCL 7
A_RA6 IOSDA IOSDA 7
A_RA7
A_RA8 SCL0 SCL0 11
GND SY0 SY0 8 SDA0 SDA0 11
A_RA9 SC0 SC0 8 SCL1 SCL1 11
A_RA11 SDA1 SDA1 11
A_CKE
DV25A GPIO2
GPIO2 25
A_CLK GPIO3
GPIO3 11
A_CLK_1 GPIO4
GPIO4 26
GND RED+ RED+ 19 GPIO7
GPIO7 20
A_RA3 RED- RED- 19 GPIO8
GPIO8 23
A_RA2 GREEN+ GREEN+ 19 GPIO9
GPIO9 20
A_RA1 GREEN- GREEN- 19 GPIO10
GPIO10 24
A_RA0 BLUE+ BLUE+ 19 GPIO11
GPIO11 24
A_RA10 BLUE- BLUE- 19 GPIO12
GPIO12 24
DV25A GPIO13
GPIO13 24
A_BA1 VGASOG GPIO14
VGASOG 19 GPIO14 24
DV18A GPIO15
GPIO15 24
A_BA0 VGAHSYNC_1 GPIO16
VGAHSYNC_1 19 GPIO16 24
A_CS_1 VGAVSYNC_1 GPIO17
VGAVSYNC_1 19
GPIO17 10
A_RAS_1 GPIO18
GPIO18 10
GND Y0+
Y0+ 8
A_CAS_1 Y0- TXD1
Y0- 8 TXD1 11
A_WE_1 PB0+ RXD1
RXD1 11
PB0+ 8
A_DQ15 PB0-
PB0- 8
A_DQ14 PR0+ TXD
PR0+ 8 TXD 26
A_DQ13 PR0- RXD
PR0- 8 RXD 26
DV25A SOY0
SOY0 8
AOMCLK AOMCLK 21,22
GND AOBCLK AOBCLK 21,22
GND AOLRCK AOLRCK 21,22
GND
GND ADIN ADIN 21
GND
GND AOSDATA0 AOSDATA0
TP22
GND AOSDATA1 AOSDATA1 22
GND AOSDATA2 AOSDATA2
TP23
GND AOSDATA3 AOSDATA3
TP24
AOSDATA5 AOSDATA5 22
AP[0..3] AP[0..3] 25
AN[0..3] AN[0..3] 25
CLK1+ CLK1+ 25
CLK1- CLK1- 25
DCLK
TP25
DE
TP32
R119
10K