ViewSonic N4251w-1M, Service Manual

Page: 73 / 115

8.15. MT5351 ASIC
DIGITAL VIDEO OUTPUT
FLASH INTERFACE
ANALOG PART
UART (RS232)
TEST PURPOSE
JTAG PORT
GLOBAL SIGNAL
TS INPUT
CLOSED TO MT5351
DDR MEMORY
AUDIO INTERFACE
OPTICAL
SPDIF CIRCUIT
MTK modify
ATSC AUDIO ONLY
VODE
REQUEST_1
RRAS_1
VCXO0
RA7 RDQ5
U1TX
VOG[0..7]
VOHSYNC
APL
L
C
AP0
RDQ29
AVDDRKP
AVDD_
APL
L
1
PDA4
RCLK1_1
RDQ10
READY_1
TS1VALID
AVDD_APLL0
RDQ1
JTMS
RDQ20
AO1BCK
VOR3
AVDDYKP
VOB4
PDA1
RBA0
RCS_1
RA1
2
OSDA0
VOB[0..7]
VOVSYNC
PDA1
2
U0TX
RCLK1
FS
AO1BCK
AVDDRKP AVDD_
APL
L
0
RDQ16
GND
RRAS_
1
POWE_1
U1TX
RDQ9
TS1DATA[0..7]
RDQS2
PDD5
JTDO
OXTALI
U1RX
VCXO0
PDD3 PDA7
VOR4
R
C
LK
1_1
RA6
PDA1
9
PDA3
RDQ28
VOB5
REQUEST_1
CAPVPLL
VOPCLK
T
S
1E
RROR
JTDI
APL
L
C
AP1
RCS_
1
VODE
RA2 RDQ12
AVDD_DMPLL0
PDA1
0
AO1LRCK
AVDDYKP
CAPVGND
DONE
RCLK0_1
PDA0
RDQ8
U2RX
VCXO1
JRTCK
VOR5
PDD2
VOB6
PDA1
1
POCE0_1
AO1SDATA0
TS1
VAL
ID
AO1LRCK
VOHSYNC
T
S
1C
LK
VOR0
DV33
OP
W
M
0
RDQ24 RA0 RDQ23
RVREF
POOE0_1
VOG0
PDD4
RBA[0..1]
VOB0
RA1
1
RA5 RDQ0
AVDDBGKP CAPVG
ND
RCLK1 RDQ27
OSCL0
RA[0..13]
AVDD_APLL1
PDA1
8
FS
U2TX
JTRST_1
RDQS1
TS1
D
ATA5
RCKE
AO1MCLK
RA1
0
JTCK
VOB7
PDD1
POOE0_1
VOG4
TS1
D
ATA2
TS1
D
ATA0
TS1
SYNC
OIRI
VOR[0..7]
PDD7
JTDO
VOG1
RWE_
1
RCKE
VOB1
PDA2
2
PDA1
5
RA1 R
C
LK
0_1
RDQ19
TS1
D
ATA6
ATP2
AO1SDATA0
RDQM
1
ORESET_1
POCE0_1
VOG5
TS1
D
ATA1
RDQS3 RDQ22
JTMS
TS1
D
ATA3
AVDDBGKP
PDD0
RDQM[0..3]
RA9
PDD[0..7]
RDQ31 RA4 RDQS0
APLLCAP0
PDA1
7
VOG2
AVDD_
DM
PL
L
0
DVDDKP
U0TX
VOB2
RA1
3
RDQ15
VOR6
RCAS_
1
RDQ4
OSDA0
TS1
D
ATA7
OPWM0
DVDDKP
U2RX
PDA9
RDQ26 RDQM
0
RWE_1
VOG6
TS1
D
ATA4
PDA2
JTDI
JRTCK
RDQS[0..3]
JTRST_1
PDA1
4
ATP1
PDA2
1
PDA5
RDQ7
VOG3
RDQ18
VOB3
AVDD_DMPLL1
AVDD_
DM
PL
L
1
VOR7
RDQM
3
RDQ14
POWE_1
VOR1
TS1CLK
PDA[0..22]
RDQ3 RCLK0 RA8 RA3
VOG7
RDQ30
RCAS_1
TUNER_SWITCH
PDA1
6
U0RX
ATP2
U0RX
APLLCAP1
CAPVPL
L
OSCL0
PDA6
RDQ21
U2TX
VOVSYNC
RDQ6
AO1MCLK
READY_1
ORESET_1
AVDD_
VPL
L
VOPCLK
TS1ERROR
OX
T
A
LI
RDQ25
RCLK0
PDD6
RDQ13 RDQ11
DV12
JTCK
RDQ[0..31]
AVDD_VPLL
RDQ2 RVREF
TS1SYNC
PDA2
0
PDA1
3
PDA8
RDQ17
ATP1
VOR2
U1RX
RDQM
2
RBA1
ASPDIF
ASPDIF
5VDD
DV25
RWE_1 16
RDQM[0..3] 16
TS1VALID 13
TS1SYNC 13
REQUEST_1 12
U0TX 12,17
AVDD_APLL1 14,18
JRTCK 17
JTDI 17
VOVSYNC 12
U2RX 12,17
RCKE 16
RA[0..13] 16
JTRST_1 17
VCXO0 18
AVDD_VPLL 14,18
READY_1 12
TS1ERROR 13
TS1CLK 13
ORESET_1 12,13,17
ATP1 18
AVDD_APLL0 14,18
DVDDKP 18
U1RX 17
RBA[0..1] 16
RCLK0 16
AO1MCLK 12
TS1DATA[0..7] 13
RDQS[0..3] 16
AVDD_DMPLL1 14,18
APLLCAP0 18
OSDA0 18
RCLK1 16
VOR[0..7] 12
AVDDRKP 14,18
RCLK0_1 16
POWE_1 17
AO1BCK 12
VOHSYNC 12
AVDDBGKP 14,18
RCLK1_1 16
POOE0_1 17
RCS_1 16
RDQ[0..31] 16
APLLCAP1 18
AO1LRCK 12
CAPVGND 18
OPWM0 18
ATP2 18
PDA[0..22] 17
RVREF 18
AO1SDATA0 12
VOB[0..7] 12
AVDD_DMPLL0 14,18
RRAS_1 16
JTDO 17
OSCL0 18
VODE 12
CAPVPLL 18
POCE0_1 17
U1TX 17
PDD[0..7] 17
DV12 14,18
JTMS 17
OXTALI 18
GND 7,12,13,14,16,17,18
JTCK 17
VOPCLK 12
DV25 16,18
RCAS_1 16
VOG[0..7] 12
AVDDYKP 14,18
U0RX 12,17
U2TX 12,17
DV33 12,14,17,18
FS 18
5VDD 12,14
DV33
DV25
DV12
DV33
5VDD
C743
0.1U
D122
(NC)LED DIP2.54
R255 (NC)75
R0603
P116
S/PDIF OUT
RCA/SPDIF/DIP
1
2
3
4
5
6
VCC
IN
GND
NC
NC
NC
R253 (NC)75
R0603
TP62
IOR_Y6
TP/SMD/D0.6
R254 (NC)75
R0603
R257
330
R0603
MT5351
I127
MT5351
BGA471/SMD/SOCKET
A1
4
A1
5
B2
4
A2
4
D23 C23 B2
3
A2
3
D22 C22 B2
2
A2
2
D21 C21 B2
1
A2
1
D20 C20 B2
0
A2
0
D19 C19 B1
9
A1
9
D18 C18 B1
8
A1
8
D17 C17 B1
7
A1
7
D16 C16 B1
6
A1
6
D15 C15 B1
5
B1
4
C14 D14 A1
3
B1
3
C13 D13 A1
2
B1
2
C12 D12 A1
1
B1
1
C11 D11 A1
0
B1
0
C10 D10 A9 B9 C9 D9 D8 D7 B8 A8 C8 C7 A6 A7 B3 A3 C4 B4 A4 C5 D5 D4 E4 L11 L12 L13 M11 M12 M13 N11 N12 N13 A2
7
B2
6
A2
6
C25 B2
5
A2
5
D24 C24 A2
8
M5 N5 U5 E1
0
E1
9
M24 N24 U24 AE1
4
AE1
5
P5
R1
R2
R3
R4
R5
T5
E11
E12
E13
E14
E15
E16
E17
E18
P24
R24
R25
R26
R27
R28
T24
B27
B28
C26
C27
C28
D25
D26
E1
F4
E3
E2
F3
F2
F1
G4
G3
G2
G1
H4
H3
H2
H1
J4
J3
J2
J1
K1
K2
K3
K4
L3
L4
L2
L1
M4
M3
M2
M1
N4
N3
N2
N1
P4
P3
P2
P1
T1
T2
T3
T4
U1
U2
U3
U4
V1
V2
V3
V4
W1
W2
W3
W4
Y1
Y2
Y3
Y4
L14
L15
L16
L17
L18
M14
M15
M16
M17
M18
N14
N15
N16
N17
N18
P11
P12
P13
P14
P15
P16
P17
P18
R11
R12
R13
R14
R15
R16
R17
R18
D27
D28
E25
E26
E27
E28
F25
F26
F27
F28
G25
G26
G27
G28
H25
H26
H27
H28
J25
J26
J27
J28
K25
K26
K27
K28
L25
L26
L27
L28
M25
M26
M27
M28
N25
N26
N27
N28
P25
P26
P27
P28
T28
T27
T26
T25
U28
U27
U26
U25
V28
V27
V26
V25
W28
W27
W26
W25
Y28
Y27
Y26
Y25
AA28
AA27
AA26
AA25
AB28
AB27
AB26
AB25
AC28
AC27
AC26
AC25
T11
T12
T13
T14
T15
T16
T17
T18
U11
U12
U13
U14
U15
U16
U17
U18
V11
V12
V13
V14
V15
V16
V17
V18
AE8 AE9 AE2
0
AE2
1
AA1 AA2 AA3 AB1 AB2 AB3 AC1 AC2 AC3 AD1 AD2 AD3 AE1 AE2 AE3 AF1 AF2 AF3 AG
1
AG
2
AH1 AH2 AH3 AG
3
AH4 AG
4
AF4 AH5 AG
5
AF5 AH6 AG
6
AF6 AH7 AG
7
AF7 AH8 AG
8
AF8 AH9 AG
9
AF9 AH1
0
A
G10
AF1
0
AH1
1
A
G11
AF1
1
AH1
2
A
G12
AF1
2
AH1
3
A
G13
AF1
3
AH1
4
A
G14
AF1
4
AH1
5
A
G15
AF1
5
AH1
6
A
G16
AF1
6
AH1
7
A
G17
AF1
7
AH1
8
A
G18
AF1
8
AH1
9
A
G19
AF1
9
AH2
0
A
G20
AF2
0
AH2
1
A
G21
AF2
1
AH2
2
A
G22
AF2
2
AH2
3
A
G23
AF2
3
AH2
4
A
G24
AF2
4
AH2
5
A
G25
AF2
5
AH2
6
A
G26
AH2
7
AH2
8
A
G28
A
G27
AF2
8
AF2
7
AF2
6
AE2
8
AE2
7
AE2
6
AD2
8
AD2
7
AD2
6
AA4 AB4 AC4 AD4 AE4 AE5 AE6 AE7 AE1
0
AE1
1
AE1
2
AE1
3
AE1
6
AE1
7
AE1
8
AE1
9
AE2
2
AE2
3
AE2
4
AE2
5
AD2
5
D2 C2 B1 A1 C1 C3 B5 B6 B7 C6 A2 B2 A5 D6 D3 D1 E5
PDCD2
#
P
D
IOIS
16#
PDA0 PDA1 PDA2 PDA3 PDA4 PDA5 PDA6 PDA7 PDA8 PDA9
PDA1
0
PDA1
1
PDA1
2
PDA1
3
PDA1
4
PDA1
5
PDA1
6
PDA1
7
PDA1
8
PDA1
9
PDA2
0
PDA2
1
PDA2
2
PDA2
3
PDA2
4
PDA2
5
PDCE1
#
PDCE2
#
PDO
E#
PDIORD#
PDIO
WR#
PDWE#
PDI
REQ
#
PDRESET
PDWAI
T
#
PDI
NPACK# PDREG#
PDENPO
D
T0
C
L
K
T0
SYNC
T0
VAL
ID
T0
D
A
TA0
T0
D
A
TA1
T0
D
A
TA2
T0
D
A
TA3
T0
D
A
TA4
T0
D
A
TA5
T0
D
A
TA6
T0
D
A
TA7
T1
C
L
K
T1
SYNC
T1
VAL
ID
T1
D
A
TA0
T1
D
A
TA1
T1
D
A
TA2
T1
D
A
TA3
T1
D
A
TA4
T1
D
A
TA5
T1
D
A
TA6
T1
D
A
TA7
OP
W
M
0
ORT
CVDD
ORT
CO
ORT
CI
OP
W
M
1
O
R
TCVSS
FS
CIN_
Y0
IOR_Y
6
IO
B_
Y5
IOG_Y
4
IO
X_
Y3
IO
Y_
Y2
IOC_Y
1
CAPVPL
L
APL
L
C
AP1
APL
L
C
AP0
AG
ND
AG
ND
AG
ND
AG
ND
AG
ND
AG
ND
AG
ND
AG
ND
AG
ND
PDD0 PDD1 PDD2 PDD3 PDD4 PDD5 PDD6 PDD7
PDCD1
#
CVDD CVDD CVDD CVDD CVDD CVDD CVDD CVDD CVDD CVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD
IOVDD POWE#
POCE0#
POOE0#
POCE1#
POOE1#
POCE2#
POOE2#
OSDA0
OSCL0
OSDA1
OSCL1
U0TX
U0RX
U1TX
U1RX
U2TX
U2RX
U2CTS
U2RTS
AO1SDATA3
AO1SDATA2
AO1SDATA1
AO1SDATA0
AO1LRCK
AO1BCK
AO1MCLK
AO2SDATA0
AO2LRCK
AO2BCK
AO2MCLK
ASPDIF
ASPDIF2
VOB0
VOB1
VOB2
VOB3
VOB4
VOB5
VOB6
VOB7
VOG0
VOG1
VOG2
VOG3
VOG4
VOG5
VOG6
VOG7
VOR0
VOR1
VOR2
VOR3
VOR4
VOR5
VOR6
VOR7
VOPCLK
VOHSYNC
VOVSYNC
VODE
JTRST#
JTDI
JTMS
JTCK
JRTCK
JTDO
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
PARB#
PARE#
PACE#
PACLE
PAALE
PAWE#
ELREQ
ECLK
ECNTL0
ECNTL1
EDATA0
EDATA1
EDATA2
EDATA3
EDATA4
EDATA5
EDATA6
EDATA7
ELPS
ELINKON
ORESET#
OIRI
OIRO
ICS1#
ICS0#
IDA2
IDA0
IDA1
IINTRQ
IDMACK#
IIORDY
IDIOR#
IDIOW#
IDMARQ
IDD15
IDD0
IDD14
IDD1
IDD13
IDD2
IDD12
IDD3
IDD11
IDD4
IDD10
IDD5
IDD9
IDD6
IDD8
IDD7
IRESET#
DDETECT
DCLK
DCMD
DDATA0
DDATA1
DDATA2
DDATA3
MDETECT
MCLK
MBS
MDATA0
MDATA1
MDATA2
MDATA3
STSCLK
STSDOUT
STSDIN
SPWRSEL
SDETECT
SCMDVCC
SRST
SCLK
SDATA
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
DVREF
2
DVREF
0
DVREF
1
DVREF
3
RDQ32 RDQ33 RDQ34 RDQ35 RDQ36 RDQ37 RDQ38 RDQ39 RDQS
4
RDQM
4
RDQM
5
RDQS
5
RDQ40 RDQ41 RDQ42 RDQ43 RDQ44 RDQ45 RDQ46 RDQ47 RCLK0 RCLK0# RDQ0 RDQ1 RDQ2 RDQ3 RDQ4 RDQ5 RDQ6 RDQ7 RDQS
0
RDQM
0
RDQM
1
RDQS
1
RDQ8 RDQ9 RDQ10 RDQ11 RDQ12 RDQ13 RDQ14 RDQ15 RWE# RCAS# RRAS# RCS# RBA0 RBA1 RA10 RA0 RA1 RA2 RA3 RA4 RA5 RA6 RA7 RA8 RA9 RA11 RA12 RA13 RCKE RDQ16 RDQ17 RDQ18 RDQ19 RDQ20 RDQ21 RDQ22 RDQ23 RDQS
2
RDQM
2
RDQM
3
RDQS
3
RDQ24 RDQ25 RDQ26 RDQ27 RDQ28 RDQ29 RDQ30 RDQ31 RCLK1 RCLK1# RDQ48 RDQ49 RDQ50 RDQ51 RDQ52 RDQ53 RDQ54 RDQ55 RDQS
6
RDQM
6
RDQM
7
RDQS
7
RDQ56 RDQ57 RDQ58 RDQ59 RDQ60 RDQ61 RDQ62 RDQ63 RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD
ATP1
AVDD_
APL
L
0
AVDD_
APL
L
1
AVDD_
VPL
L
AVDD_
DM
PL
L
0
AVDDRKP AVDDYKP
AVDDBGKP
DACVREF
DVDDKP
OX
T
A
LO
OX
T
A
LI
NC NC
AVDD_
DM
PL
L
1
ATP2
CAPVG
ND
R493 33
TP67
TUNER_SWITCH
TP/SMD/D0.6
+
C489
(NC)10U/50V
CE025050
L198 R121/0603 3A
TP66
IR
TP/SMD/D0.6
TP65
VCXO1
TP/SMD/D0.6
TP63
IOB_Y5
TP/SMD/D0.6
TP64
IOG_Y4
TP/SMD/D0.6
R256
10K
R0603
ViewSonic Corporation
Confidential - Do Not Copy
N4251w-1M
70