Sony HCD-MD515 - Component For Dhcmd515 Service Manual page 60

BD (MD) BOARD IC316 M30610MC-109FP (MD SYSTEM CONTROL)
Pin No. Pin Name I/O
1 JOG0 I
2 JOG1 I
3,4 I
5 SQSY I
6 REMCON I
7 EMP O
8 BYTE I
9 CNVSS —
10 XIN-T I
11 XOUT-T O
12 SYSTEM-RST I
13 XOUT O
14 GND —
15 XIN I
16 +3V —
17 I
18 AMUTE O
19 PWR-DWN I
20 DQSY I
21 STB I
22 DA-RST O
23 XINT I
24 DA-EN O
25 AD-EN O
26 MEC-BUSY O
27 FLCS O
28 FLCLK O
29 I
30 FLDATA O
31 TXD O
32 RXD I
33 CLK I
34 MAS-BUSY I
35 SWDT O
36 SRDT I
37 SCLK O
38 XLAT O
39 O
40 DIG-RST O
41 SENS I
42 SCTX O
43 I
44 WRPWR O
45 MNT3 I
46 MNT2 I
47 MNT1 I
48 MNTO I
Encoder switch signal input terminal Not used (fixed at "L")
Encoder switch signal input terminal Not used (fixed at "L")
Not used (fixed at "L")
Subcode Q sync (SCOR) input from the CXD2652AR (IC121)
Remote control signal input (fixed at "H")
De-emphasis control signal output to the AK4520 (IC201)
External data bus line byte select signal input terminal "L":16bit "H": 8bit (fixed at "L")
Ground terminal
Sub system clock input terminal Not used (fixed at "L")
Sub system clock output terminal Not used (pull down)
MD reset signal input from the master controller (IC500)
Main system clock signal output terminal (7MHz)
Ground terminal
Main system clock signal input terminal (7MHz)
Power supply terminal (+3.3V)
Not used (fixed at "H")
Mute control signal output terminal Not used (fixed at "L")
Power down detect signal input terminal
Digital in U-bit CD format subcode Q sync (SCOR) input from the CXD2652SAR (IC121)
Stand-by signal input terminal Not used (pull down)
D/A converter reset signal output terminal Not used (pull down)
Interrupt status input from the CXD2652AR (IC121)
D/A converter enable signal output to the AK4520 (IC201)
A/D converter enable signal output to the AK4520 (IC201)
Mecha-busy signal output to the master controller (IC500)
Display clear signal output terminal Not used (pull down)
Display data clock signal output terminal Not used (pull down)
Not used (fixed at "L")
Display data signal output terminal Not used (pull down)
MD control data signal output to the master controller (IC500)
MD control data signal input to the master controller (IC500)
MD control data clock signal input to the master controller (IC500)
Master-busy signal input from the master controller (IC500)
Writing data signal output to the CXD2652AR (IC121)
Reading data signal input from the CXD2652AR (IC121)
Serial clock signal output to the CXD2652AR (IC121)
Serial latch signal output to the CXD2652AR (IC121)
Not used (fixed at "L")
Reset signal output enable signal output to the CXD2652AR (IC121) "L":reset
Status (SENSE) input from the CXD2652AR (IC121)
Recording data output enable signal output to the CXD2652AR (IC121)
Not used (fixed at "L")
Laser power selection signal output to the CXD2652AR (IC121) "H":rec,
Monitor signal input from the CXD2652AR (IC121)
Busy signal input from the CXD2652AR (IC121)
Track jump detection signal input from the CXD2652AR (IC121)
Focus OK signal input from the CXD2652AR (IC121) "L":NG
– 96 –
Function
"L":play