Sharp AQUOS LC-42AD5E, Service Manual

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LC-42AD5E/RU/S
5 – 17
Pin No. Pin Name I/O Pin Function
Digital audio ball assignment
AF17 SCLK O Serial clock (5 V tolerant)
AE17 PCMDATA1 O PCM data out (5 V tolerant)
AE16 PCMCLK I/O External PCM clock input or internal PCM clock output (5 V tolerant)
AF18 LRCLK O Left/right clock (5 V tolerant)
AD16 SPDIF O Digital audio output (5 V tolerant)
Audio/video core SDRAM ball assignment (SMI)
AD26, AB25, AB24,
AC25, AE26, AB23,
AE25, AF26, AD25,
AF25, AE24, AF24,
AF23, AE23. SMIADDR[13:0] O SDRAM address bus.
U26, U25, R23, V26,
V25, T23, V24, V23,
W26, W25, Y25, Y26,
Y23, AB26, Y24, AC26. SMIDATA[15:0] I/O SDRAM data bus.
T24 not SMICS0 O SDRAM chip select for 1st SDRAM.
T25 not SMICS1 O SDRAM chip select for 2nd 16 Mbit SDRAM.
T26 not SMICAS O SDRAM column address strobe.
R24 not SMIRAS O SDRAM row address strobe.
R25 not SMIWE O SDRAM write enable.
P26 SMIMEMCLKIN I SDRAM memory clock input.
R26 SMIMEMCLKOUT O SDRAM memory clock output.
P24 SMIDATAML O SDRAM data bus lower byte enable
P25 SMIDATAMU O SDRAM data bus upper byte enable
IEEE 1284 ball assignment
B15, A15, D16, C16, B16,
B17, C17, D17 P1284DATA[7:0] I/O 1284 AV data (5V tolerant).
C15 notP1284SELECTIN I/O 1284 AV control signals (5V tolerant).
D15 notP1284INIT I/O
A14 notP1284FAULT I/O
B14 notP1284AUTOFD I/O
C14 P1284SELECT I/O
D14 P1284PERROR I/O
D13 P1284BUSY I/O
D12 notP1284ACK I/O
D11 notP1284STROBE I/O
Interrupt ball assignment
T4, R4, T3, R3 INTERRUPT[3:0] I/O External interrupts (5 V tolerant)
Analog audio DAC (digital-to-analog converter) ball assignment
AE1 OUTPLEFT O Left channel, differential positive current output
AC1 OUTMLEFT O Left channel, differential negative current output
AD1 OUTPRIGHT O Right channel, differential positive current output.
AB1 OUTMRIGHT O Right channel, differential negative current output.
Analog video DAC ball assignment
AF12 ROUT O Red output.
AF11 GOUT O Green output.
AF13 BOUT O Blue output.
AF8 COUT O Chroma output.
AF9 CVOUT O Composite video output.
AF10 YOUT O Luma output.
Digital video ball assignment
AD22 not HSYNC I/O Horizontal sync (5V tolerant).
AE22 EVEN not ODD I/O Vertical sync (5V tolerant).