Read Sony MDX-61 Service Manual online
– 40 –
Pin No.
Pin Name
I/O
Function
56
LIMIT-SW
I
Detection signal input from the limit switch (S400) When sled limit in : "L"
57
DOOR-SW
I
Detection signal input from the door open/close switch (S620) When open : "L"
58
MD-LAT
O
Serial latch signal output to RF AMP (IC100), CXD2535CR (IC200) and CXD2536CR (IC500)
59
MD-RST
O
Reset signal output to RF AMP (IC100), CXD2535CR (IC200) and CXD2536CR (IC500)
When reset "L"
60
BU-IN
I
Battery detection signal input
61
BUS-ON
I
BUS-ON detection signal (serial communications) input
BUS ON : “L”
62
SQSY
I
Sub-code Q sync (SCOR) input from CXD2535CR (IC200)
"L" every 13.3msec, Almost "H"
63
STR-SW
I
Detection signal input from the STOP switch (S600)
64
FOK
I
Focus OK signal input from CXD2435CR (IC200) "H" is input when the focus is applied
65
MD-ON
O
Power control signal output (Servo system) Power ON : "H"
66
EMPH-O
O
Deemphasis control signal output to the D/A converter (IC550) Deemphasis ON "L"
67
A-MUT
O
Audio mute signal output When mute : "H"
68
N.C.
O
Not used (OPEN)
69
CLOCK
O
Clock signal output for test mode indication
Not used this set (OPEN)
70
DATA
O
Data signal output for test mode indication
Not used this set (OPEN)
71
TM-ON/OFF
I
Test mode set up terminal Normolly :"H" When test mode : "L"
72
VDD
–
Power supply terminal (+5V)
73
N.C.
–
Not used (Fixed at "H")
74
TO0
O
Test key (4x8 matrix) signal output terminal (OPEN)
75
TO1
O
Test key (4x8 matrix) signal output terminal (OPEN)
76
TO2
O
Test key (4x8 matrix) signal output terminal (OPEN)
77
TO3
O
Test key (4x8 matrix) signal output terminal (OPEN)
78
TI0
I
Test key (4x8 matrix) signal input terminal (Fixed at "L")
79
TI1
I
Test key (4x8 matrix) signal input terminal (Fixed at "L")
80
TI2
I
Test key (4x8 matrix) signal input terminal (Fixed at "L")
*1 Elevator motor (M904) control
UP
DOWN
M1 pin 6
"H"
"L"
M1 pin 7
"L"
"H"
*2 Loading motor (M903) control
IN
OUT
Brake
M2 pin 8
"L"
"H"
"H"
M2 pin 9
"H"
"L"
"H"
Mode
Terminal
Mode
Terminal
Click on the first or last page to see other MDX-61 service manuals if exist.