Sony MDS-JE520 Service Manual page 70

Pin No. Pin Name
63
NC
64
GND
65 SDA
66
MNT3 (SLOCK)
67 WR PWR
68
PROTECT
69
REFLECT
70 LDON
71
SENS
72
NMT1 (SHOCK)
73 DIG-RST
74
MNT2 (XBUSY)
75 XLATCH
76
MOD
77 LIMIT-IN
78
MNT0 (FOK)
79
SCL
80 SCTX
81
CLKSET0
82 CLKSET1
83
LED0
84 LED1
85
NC
86
OPT SEL
87,88
NC
89
SOURCE
90 NC
91
TIMER
92
NC
93 to 95 KEY 3 to KEY 1
96
AVSS
97
KEY0
98
VREF
99
+3.3V
100 MONO/ST
I/O
O Not used (Fixed at "L")
—
Ground
I/O
Data signal input/output pin with the backup memory
I In the state of spindle srvo lock from the CXD2564R
O Write power ON/OFF output
Recording-protection claw detection input from the protection detection switch
I
Protect: "H"
Disk reflection rate detection input from the reflect detection switch
I
Disk with low reflection rate: "H"
O
Laser ON/OFF control output "H": Laser ON
I Internal status (SENSE) input from the CXD2654R
I Track jump signal input from the CXD2654R
O
Digital rest signal output to the CXD2654R and motor driver Reset: "L"
I
In the state of executive command from the CXD2654R
O Latch signal output to the serial bus
O
Laser modulation switching signal output
Detection input from the limit switch
I
Sled limit-In: "L"
Focus OK signal input from the CXD26504R
I
"H" is input when focus is on
O
Clock signal output to the backup memory
Writing data transmission timing output to the CXD2654R
O
Shared with the magnetic head ON/OFF output
I
Clock destination select pin US, Canadian: "L", Except US, Canadian :"H"
I
Clock destination select pin US, Canadian: "H", Except US, Canadian :"L"
O
O
O
Not used
O
O
I
Input source change input (A/D input)
O
Not used
I Timer mode change input (A/D input)
O
Not used
I
Key input pin (A/D input)
—
Ground (Analog)
I Key input pin (A/D input)
—
A/D reference voltage (Fixed at "H")
—
+3.3V power supply
I
Monaural, stereo change input Monaural: "H"
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Function