Read Sony MDS-JA30ES Service Manual online
— 66 —
Pin No.
I/O
Description
Pin Name
45
46 to 48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
SRC TEST
—
DAMUTE
STB
OUTSW
INSW
—
LDIN
LDOUT
HUP
HDWN
37RST
HUPS
HDOWNS
REC/PB
VCC
—
VSS
—
MOD
SCTX
FG
FOK
SHCK
WRPWR
DIG-RST
—
SDA
SCL
SENS
PROTECT
REFLECT
LDON
LIMIT-IN
O
—
O
O
I
I
—
O
O
O
O
O
I
I
O
—
—
—
—
O
O
I
I
I
O
O
—
I/O
O
I
I
I
O
I
The second reset signal output from sampling rate converter
Not used
D/A line mute output “L”:Active
Strobe signal output to power supply circuit When power is ON:“H”, When standby:“L”
Detection input from loading out detection switch
Detection input from loading in detection switch
Not used
Loading motor control output
Magnetic head up/down control output
Reset signal output to ATRAC encoder/decoder “L”:Reset
Detection input from magnetic head up detection switch
Detection input from magnetic head down detection switch
Recording/playback selection signal output to CXD2535CR
When recording:“H”, when playing back:“L”
Power supply (+5V)
Not used
Ground
Not used
Laser modulation switching signal output
During playback power: “L”, During stop:“H”
During recording power:
Write data transmission timing output to ATRAC encoder/decoder
Used also as magnetic head ON/OFF output
FG detection signal output from spindle motor driver
FOK signal input from CXD2535CR
“H” is input when focus is set
Track jump detection signal input from CXD2535CR
Laser power switching signal output to optical pick-up and CXD2535CR
Digital reset signal output
Not used
Input/output of data signal with EEPROM
Clock signal output to EEPROM
Internal status (SENSE) input from CXD2535CR
Recording prevention tab detection input from protect detection switch
When protect is ON:“H”
Disc reflection rate detection input from reflect detection switch
When low reflection rate disc is used:“H”
Laser ON/OFF control output “H”:Laser ON
Detection input from limit-in switch
When sled limit in:“L”
0.5S
2S
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