Sony MDS-JE520 Service Manual page 69

• IC501 System Control (M30610MCA-251FP)
Pin No. Pin Name
1, 2
NC
3
C1ER
4
ADER
5
SQSY
6
RMC
7
NC
8
BYTE
9
CNVSS
10
XIN-T
11
XOUT-T
12
S.RST
13
XOUT
14
VSS
15
XIN
16
+3.3V
17
NMI
18
DQSY
19
P.DOWN
20
XINT
21, 22
JOG1, JOG0
23 to 30 NC
31
SWDT
32
SRDT
33
SCLK
34
FLCS
35
FLDATA
36 NC
37 FLCLK
38 to 45
NC
46
LOADING SEL: L
47
NC
48 DA.RST
49
MUTE
50
STB
51 CHACK IN
52
PACK-IN
53 PACK-OUT
54
LDIN
55 LDOUT
56
LD-LOW
57, 58
NC
59 REC-P
60
PB-P
61
REC/PB
62
+3.3V
I/O
O Not used (Fixed at "L")
O C1 error rate voltage output (Fixed at "L")
O AD error rate voltage output (Fixed at "L")
I ADIP sync or subcode Q sync input from CXD2654R
I Remote controls
O Not used (Fixed at "L")
I Data bus changed input (Fixed at "L")
— Ground
O Not used (Fixed at "L")
O Not used (Fixed at "L")
I System rest input
O Main clock output (7.0MHz)
— Ground
I Main clock input (7.0MHz)
— +3.3V power supply
I (Fixed at "H")
I Digital in sync input
I Power down detection input "L": Power down
I Interrupt status input from CXD2654R
I JOG dial pulse input from the rotary encoder
O Not used
O Writing data signal output to the serial bus
I Reading data signal input from the serial bus
O Clock signal output to the serial bus
O Chip select signal output to the display driver
O Serial data signal output to the display driver
O Not used (Fixed at "L")
O Serial clock signal output to the display driver
O Not used
I Loading conatrol system select signal input (Fixed at "L")
O Not used (Fixed at "L")
O Reset signal output to the D/A, A/D converter Reset: "L"
O DA line out muting output Mute: "L"
O Strobe signal output to the power supply circuit Power supply ON: "H", stand by: "L"
I Detection input from the chucking-in switch "L": Chucking
I Detection input from the disc detection switch (Fixed at "L")
I Detection input from the loading out switch. Loaded out position: "L", Others: "H"
I Loading motor control input
O Loading motor control output
O Loading motor voltage control output Low voltage: "H"
O Not used (Fixed at "L")
I Detection signal input from the recording position detection switch
I Detection signal input from the playback position detection switch
O Operation mode output Write: "H"
— +3.3V power supply
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Function