Sony MDS-JA333ES Service Manual page 75

• DIG BOARD IC801 M30805SGP
Pin No. Pin Name
1 DATA(FL)
2 CLK(FL)
3 A1-IN
4 SIRCS
5 LOADING
6 CMD-REQ
7 CMD-BUSY
8 MUTE
9 RESET(AD/DA)
10 LATCH(AD)
11 LD-LOW
12 LDIN
13 LDOUT
14 MOD
15 BYTE
16 CNVSS
17 CLOCK
18 CLOCK
19 RESET
20 XOUT
21 VSS
22 XIN
23 VCC
24 NMI
25 DQSY
26 PDOWN
27 SQSY
28 KEYB-CLK
29 LDON
30 LIMIT-IN
31 A1 OUT
32 XINT
33 LED3
34 XELT(CLIP)
35 WRPWR
36 CLK(IIC)
37 SDA(IIC)
38 SWDT(DSP/ADDA)
39 VCC
40 SRDT(DSP)
41 VSS
42 SCLK(DSP/ADDA)
43 REC-SW
44 TX0(CLIP)
45 RX0(CLIP)
46 CLK0(CLIP)
47 DIG-RST
48 SENS
49 PLAY-SW
50 XLATCH
70
(SYSTEM CONTROL)
I/O
O Serial data output for FL display
O Serial clock output for FL display
I Control A1 signal input
I Remote control signal input
I Chucking-in detect input
O REC LED signal output
O PAUSE LED signal output
O Mute signal output for analog output and headphones output
O Reset signal output for AD board and DA board
O Latch signal output for AD board (Not used)
O Loading motor control output "L"=high "H"=low
O Loading-in control output
O Loading-out control output
O Modulation switch output "L"=OFF "H"=ON
I Data bus width select input "L"=16bit "H"=8bit (Connected to ground)
I Processor mode select input "H"=processor mode (Connected to 3.3V)
I Sub system clock input (32.768kHz)
O Sub system clock output (32.768kHz)
I System reset input
O Main clock output (10MHz)
— Ground
I Main clock input (10MHz)
— Power supply (+3.3V)
I Non-maskable interrupt input (pull up)
I Sub code Q sync input of digital-in U-bit CD format
I Power down detect input "L"=power down
I Sub code Q sync input
O Keyboard clock output (Not used)
O Laser control output "H"=ON
I Sled move most inner circumstance detect input "L"=IN "H"=OUT
O Control A1 signal output
I Interrupt signal input
O PLAY LED signal output
O LRCK signal output (Not used)
O Laser power control output "H"=write "L"=read
I/O IIC clock input/output (Not used)
I/O IIC data input/output (Not used)
O Serial write data output for DSP and DA
— Power supply (+3.3V)
I Serial read data input from DSP
— Ground
O Serial clock output for DSP and DA
I REC-position detect input
O DADT signal output (Not used)
I DADT signal input (Not used)
O BCK signal output (Not used)
O Reset signal output for DIGTAL board
I SENS signal input
I Play-position detect input
O Latch signal output for DSP
Description