Read Sharp LC-46XD1E (serv.man7) Service Manual online
LC-46/52XD1E-RU
7 – 20
T25
notSMICS1
O
SDRAM chip select for 2nd 16 Mbit SDRAM
T26
notSMICAS
O
SDRAM column address strobe
SMICAS
R24
notSMIRAS
O
SDRAM row address strobe
SMIRAS
R25
notSMIWE
O
SDRAM write enable
SMIWE
P26
SMIMEMCLKIN
I
SDRAM memory clock input
R26
SMIMEMCLKOUT
O
SDRAM memory clock output
SMICLK
P24
SMIDATAML
O
SDRAM data bus lower byte enable
SMIDQML
P25
SMIDATAMU
O
SDRAM data bus upper byte enable
SMIDQMI
B15,A15,D16,C16,B16,B17,
C17,D17
C17,D17
P1284DATA[7:0]
I/O
1284 AV data (5 V tolerant)
NC
C15
notP1284SELECTIN
I/O
1284 AV control signals (5 V tolerant)
NC
D15
notP1284INIT
I/O
NC
A14
notP1284FAULT
I/O
NC
B14
notP1284AUTOFD
I/O
NC
C14
P1284SELECT
I/O
NC
D14
P1284PERROR
I/O
NC
D13
P1284BUSY
I/O
NC
D12
notP1284ACK
I/O
NC
D11
notP1284STROBE
I/O
NC
T4, R4, T3,R3
INTERRUPT[3:0]
I/O
External interrupts (5 V tolerant)
MODEMIRQ,
TL4003,
CIIRQ1,
CIIRQ0
TL4003,
CIIRQ1,
CIIRQ0
AE1
OUTPLEFT
O
Left channel, differential positive current output
LEFTP
AC1
OUTMLEFT
O
Left channel, differential negative current output
LEFTM
AD1
OUTPRIGHT
O
Right channel, differential positive current output
RIGHTP
AB1
OUTMRIGHT
O
Right channel, differential negative current output
RIGHTM
AF12
ROUT
O
Red output
R
AF11
GOUT
O
Green output
G
AF13
BOUT
O
Blue output
B
AF8
COUT
O
Chroma output
COUT
AF9
CVOUT
O
Composite video output
CVBS
AF10
YOUT
O
Luma output
YOUT
AD22
notHSYNC
I/O
Horizontal sync (5 V tolerant)
NC
AE22
EVENnotODD
I/O
Vertical sync (5 V tolerant)
TL4016
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