Read Sony MDS-JE470 Service Manual online
57
MDS-JE470
40
ADA. LATCH
O
Latch signal output to the AK4524. L: Active
41
EPN
I
Not used. (Fixed at L)
42
L : DINT1/H : CLIP
—
Not used. (open)
43
NC
—
Not used.
44
PROTECT
I
Recording-protection claw detection input from the protection detection switch. H: Protect
45
SCL
O
Clock signal output to the EEP-ROM.
46
CE
O
Not used.
47
EEP-WP
O
EEP-ROM write protect signal output. L: write possibility
48
XBUSY
I
In the state of executive command from the CXD2662R
49
OUT-SW
I
Detection signal input from the loading out detection switch.
50
XLATCH
O
Latch signal output to the serial bus.
51
PLAY-SW
I
Detection signal input from the playback position detection switch. L: PLAY
52
DIG-RST
O
Digital rest signal output to the CXD2662R and motor driver. L: Reset
53
REC-SW
I
Detection signal input from the recording position detection switch. L: REC
54
WR PWR
O
Write power ON/OFF output. L: OFF H: ON
55
LIMIT-IN
I
Detection input from the limit switch. L: Sled limit-In H: Sled limit-Out
56
MOD
O
Laser modulation switching signal output. (L: STOP, H : PLAY, pluse : REC)
57
LDON
O
Laser ON/OFF control output. H: Laser ON
58
SENS
I
Internal status (SENSE) input from the CXD2662R.
59
SHCK
I
Track jump signal input from the CXD2662R.
60
SDA
I/O
Data signal input/output pin with the EEP-ROM.
61
REFLECT
I
Disk reflection rate detection input from the reflect detection switch. H: Disk with low reflection rate.
62
VCC
I
Power supply. (+3.3V)
63
NC
—
Not used.
64
GND
—
Ground.
65
LOAD LO
O
Loading motor voltage control output L: High voltage H: Low voltage
66
LOAD OUT
O
Loading motor control output. H: eject
67
LOAD IN
O
Loading motor control output. H: loading
68 - 71
MODEL SEL 0 - 3
—
Not used.
72 - 80
NC
—
Not used.
Description
Pin Name
Pin No.
I/O
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