58
• MAIN BOARD IC800 M30624MG-208FP (SYSTEM CONTROLLER)
Pin No. Pin Name I/O Description
1 JOG1
I
Jog dial pulse input from the rotary encoder (S713 ≠ AMS ±) B phase input
2 JOG0 I
Jog dial pulse input from the rotary encoder (S713 ≠ AMS ±) A phase input
3C1O
Monitor output terminal for the test C1 error rate is output when test mode
4
ADER
O
Monitor output terminal for the test ADER is output when test mode
5 SQSY
I
Subcode Q sync (SCOR) input from the CXD2656R (IC121)
“L” is input every 13.3 msec Almost all, “H” is input
6 RMC
I Remote control signal input from the remote control receiver (IC761)
7 AIN1
I Sircs remote control signal input of the CONTROL A1 II
8 BYTE
I External data bus line byte selection signal input “L”: 16 bit, “H”: 8 bit (fixed at “L”)
9 CNVSS
— Ground terminal
10 XT-IN
I Sub system clock input terminal (32.768 kHz)
11 XT-OUT
O Sub system clock output terminal (32.768 kHz)
12 S.RST I
System reset signal input from the LA5632 (IC700) “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
13 XOUT
O Main system clock output terminal (10 MHz)
14 GND
— Ground terminal
15 XIN
I Main system clock input terminal (10 MHz)
16 +3.3V
— Power supply terminal (+3.3V)
17
NMI I Non-maskable interrupt input terminal (fixed at “H” in this set)
18 DQSY
I
Digital In U-bit CD format subcode Q sync (SCOR) input from the CXD2656R (IC121)
“L” is input every 13.3 msec Almost all, “H” is input
19 P.DOWN
I Power down detection signal input terminal “L”: power down, normally: “H”
20 KBCLKIN
I Serial data transfer clock signal input from the key board
21 KBDTIN
I Serial data input from the key board
22 NC
O Not used (open)
23 XINT
I Interrupt status input from the CXD2656R (IC121)
24 to 26 NC
O Not used (open)
27 KBCLKOUT
O Serial data transfer clock signal output to the key board
28 to 30 NC
O Not used (open)
31 SWDT O
Writing data output to the CXD2656R (IC121), A/D converter (IC100) and D/A converter
(IC200)
32 SRDT I
Reading data input from the CXD2656R (IC121)
33 SCLK O
Serial clock signal output to the CXD2656R (IC121), A/D converter (IC100) and D/A converter
(IC200)
34 FLCS
O Chip select signal output to the FL/LED driver (IC771)
35
FLDATA O Serial data output to the FL/LED driver (IC771)
36 NC
I Not used (fixed at “L”)
37 FLCLK
O Serial data transfer clock signal output to the FL/LED driver (IC771)
38 NC
O Not used (open)
39 CLKO
O Not used (open)
40 ADLATCH
O Serial data latch pulse signal output to the A/D converter (IC100)
41 NC
I Not used (fixed at “L”)
42 DVOL0
I Jog dial pulse input from the rotary encoder (RV760 REC LEVEL) A phase input
43 DVOL1
I Jog dial pulse input from the rotary encoder (RV760 REC LEVEL) B phase input
44, 45 NC
O Not used (open)
46 NC
I Not used (fixed at “H”)
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