Read Sony MDS-SD1 Service Manual online
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IC701 M30610MC-A01FP (SYSTEM CONTROL
µ
CON) (MAIN BOARD)
Pin No.
Pin Name
I/O
Function
1
WMOUT
O
MD WM LINK data out
2
WMCLK
I
MD WM LINK clock in
3
LEVEL-L
O
LEVEL-L DA output (Not used)
4
LEVEL-R
O
LEVEL-R DA output (Not used)
5
LEDDATA
O
LED DRIVER DATA output (Not used)
6
NC
O
Not used
7
LEDCLK
O
LED DRIVER CLOCK output (Not used)
8
BYTE
I
Data bus switching (Fixed at “L”)
9
CNVSS
I
Pulled down to “L”
10
XIN-T
I
11
XOUT-T
O
12
S.RST
I
System reset
13
XOUT
O
Main clock output (10 MHz)
14
GND
–
Ground pin
15
XIN
I
Main clock output (10 MHz)
16
3.3V
–
Power supply 3.3V
17
NMI
I
Not used (Fixed at “H”)
18
P.DOWN
I
Power down detection
19
WMSYNC
I
MD WM LINK SYNC input
20
IICBUSY
O
I
2
C BUSY output (Not used)
21
L3CLK
O
AD/DA clock out
22
L3DATA
O
AD/DA data out
23
NC
O
Not used
24
ELEUP
O
Elevator control up output (Not used)
25
NC
O
Not used
26
ELEDOWN
O
Elevator control down output (Not used)
27
SQSY
I
SUBQ, ADIP sync input
28
RESETSW
I
Reset switch detection signal (Not used)
29
IICCLK
I/O
I
2
C clock
30
IICDATA
I/O
I
2
C data
31
FLDATA
O
FLD transmission data out
32
NC
O
Not used
33
FLCLK
O
FLD transmission data clock out
34
FLCS
O
FLD transmission data chip select out
35
SWDT
O
Serial data out
36
SRDT
I
Serial data in
37
SCLK
O
Serial clock out
38
ILLU
O
Illumination output (“H”:Light up)
39
SESOR
I
Main sensor detection signal (Front panel open detection “H”:OPEN)
40
SENSOR2
I
Sub sensor detection signal (Not used)
41
HEADDOWN
O
Recording head control down output (Not used)
42
HEADUP
O
Recording head control up output (Not used)
43
JOG0
I
Jog 0 input
44
JOG1
I
Jog 1 input
45
WMINV
O
MD WM LINK clock inverse signal output
46
LEDLATCH
O
LED driver latch output (Not used)
47
OPTSEL1
O
Optical input selection signal output (Not used)
48
DARST
O
A/D, D/A reset signal output (Not used)
49
MUTE
O
Line mute (“L”:MUTE)
50
STB
O
Power on/off output (“H”:POW ON)
Not used
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