Sony TAV-L1 Service Manual page 136

TAV-L1
MAIN BOARD IC602 M30624FGPFP-TAVUC-MAIN-01 (MAIN SYSTEM CONTROLLER)
Pin No. Pin Name
1
DAMP SCDT
2
DAMP SHIFT
3 TV POWER KEY
4 SIRCS_OUT
5 COM_DATA
6 DSP_DOUT
7 COM_CLK
8 BYTE
9 CNVSS
10 HP_DETECT
AU_HP_
11
MUTE_OUT
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NMI
18 DIR ZERO
19 DIR_CSFLAG
20 AC_CUT
21 SUB_INT
22 POWER2
23 POWER3
24 FL_CLK
25 POWER4
26 NC
27 FL_D_OUT
28 FL_CS
29 I2C_CLK
30 I2C_DATA
31 DVD SID/TXD1
32 DVD SOD/RXD1
33 DVD SCO/CLK1
DVD XIFBUSY
34
/RTS1
35 T_SENSOR_OUT
36 T_SENSOR_IN
37 T_SENSOR_CLK
38 TV_AC_DET
39 DVD XIFCS
40 P_CONT1
41 FL_RESET
42 NO USE
43 MTK_XRST
44 P_CONT2
136
I/O
O
Serial data output to the stream processor
O
Shift clock signal output to the stream processor
O Power key input detection signal output to the TV system controller
I Remote control signal input from the sub system controller
O Serial data output to the digital audio interface receiver and DSP
I Serial data input from the DSP
O Serial data transfer clock signal output to the digital audio interface receiver and DSP
I External data bus terminal
I Processor mode setting terminal
I Headphone insert detection signal input terminal "H": headphone in
O Headphone muting on/off control signal output terminal "L": muting on
System reset signal input from the reset signal generator "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
O Main system clock output terminal (5 MHz)
- Ground terminal
I Main system clock input terminal (5 MHz)
- Power supply terminal (+3.3V)
Non-maskable interrupt input terminal Fixed at "H" in this set
I
I Audio serial data input from the digital audio interface receiver
I Update flag of first 48 bits of channel status input from the digital audio interface receiver
I Main AC cut detection signal input terminal "L": AC cut
O Interrupt request signal output terminal Not used
O Power supply on/off control signal output for TV section "H": power on
O Power supply on/off control signal output for panel5V power "H": power on
O Serial data transfer clock signal output to the fluorescent indicator tube driver
O Power supply on/off control signal output for +6V power "H": power on
O
Not used
O Serial data output to the fluorescent indicator tube driver
O Chip select signal output to the fluorescent indicator tube driver
I/O Two-way I2C clock signal bus with the sub system controller
I/O Two-way I2C data bus with the sub system controller
O Serial data output to the servo DSP
I Serial data input from the servo DSP
I Serial data transfer clock signal input from the servo DSP
O Busy signal output to the servo DSP
O Not used
O Not used
O Not used
I
TV AC cut detection signal input terminal "L": AC cut
O Chip select signal output to the servo DSP
O Power on/off control signal output terminal "H": power on
O
Reset signal output to the fluorescent indicator tube driver "L": reset
O
Not used
O
Reset signal output to the servo DSP "L": reset
O Power on/off control signal output terminal "H": power on
Description