Sony RHT-G1000 Service Manual page 40

RHT-G1000
• IC Pin Function Description
MAIN BOARD IC509 M30622MEP-A52FPU0 (SYSTEM CONTROLLER)
Pin No. Pin name
DAMP SCDT/
1
DIAT_SDATA
DAMP SHIFT/
2
DIAT_SCLK
3 V-CONTROL
4 SIRCS_IN
5 DSP_DIN/DIR_DIN
6 DSP_DOUT
7 DSP_CLK/DIR_CLK
8 BYTE
9 CNVSS
10 LED4
11 LED3
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NMI
18 DIR ZERO
19 DIR_CSFLAG
20 AC_CUT
21 XRST
22 XSCEN
23 DIAT_CSOD
24 FL_CLK
25 MAMUTE
26 LED2
27 FL_D_OUT
28 FL_CS/STB
29 I2C_CLK
30 I2C_DATA
31 DVD SID/TXD1
32 DVD SOD/RXD1
33 DVD SCO/CLK1
34 DVD XIFBUSY/RTS1
35 (NO USE)
36 DIR/AD
37 BYPASS
38 SEL1FS
39 DVD XIFCS
40 P_CONT1
41 EMP/FL_RESET
42 SEN
43 MTK XRST
44 P_CONT2
45 DEVICE
40
I/O
O Data output to digital AMP (IC108 to 110)
O Data output to Digital AMP (IC108 to 110)
O Not used
I Sircs input
O Data output to DSP (IC506) /DIR (IC505)
I Data input from DSP (IC506)
O Clock output to DSP (IC506) /DIR (IC505)
I External data bus (not used)
I Processor mode change signal input
O Control signal output to NEWS LED driver (Q814)
O Control signal output to 2CH LED driver (Q813)
I System reset signal input
O Main clock output (5MHz)
— Ground terminal
I Main clock input (10MHz)
— Power supply terminal (+3.3V)
I Not used
I Zero signal input from DIR (IC505)
I Chip select flag signal input from DIR (IC505)
I AC-CUT (primary power off) detection signal input
O XRST signal output (not used)
O Not used
I DIAT CSOD signal input (not used)
O Clock output to FL driver (IC842)
I Muting request signal input from Media Tec (not used)
O Control signal output to VIRTUAL LED driver (Q812)
O Data output to FL driver (IC842)
O Chip select signal output to FL driver (IC842)
I/O I2C clock input/output (not used)
I/O I2C data input/output (not used)
O Flash write TXD1 signal output
I Flash write RXD1 signal input
I Flash write CLK1 signal input
O Busy request signal output to Media Tec
— Not used
O LSI input select signal output to DIR (IC505) /AD (IC501)
O Delay on/off signal output for A/V SYNC
O DIR_SELECT/Flash Write RTS1 (not used)
O RF chip select signal output to Media Tec (not used)
O Control relay 1 signal output for power supply
O Reset signal output to FL driver (IC842)
I OCSW signal input (not used)
O Reset signal output to Media Tec (not used)
O Control relay 2 signal output for power supply (300ms)
I Not used
Description