Read Sony MDX-61 Service Manual online
– 39 –
Pin No.
Pin Name
I/O
Function
1-5
T13-T17
I
Test key (4
×
8 matrix) signal output terminal
(Fixed at “L”)
6
M1
O
Elevator motor (M904) drive signal output (UP) *1
7
M1
O
Elevator motor (M904) drive signal output (DOWN) *1
8
M2
O
Loading motor (M903) drive signal output *2
9
M2
O
Loading motor (M903) drive signal output *2
10
MDMON
O
Power control output (Mechanism deck system) Power ON : "H"
11
LES
I
Detection signal input from the loading end sensor switch (S902)
12
SES
I
Detection signal input from the store end sensor switch (S903)
13
HOME
I
Detection signal input from the home position switch (S901) Home position : "L"
14
DCS1
I
Detection signal input from the disc1 switch (S611) No disc "L"
15
DCS2
I
Detection signal input from the disc2 switch (S612) No disc "L"
16
DCS3
I
Detection signal input from the disc3 switch (S613) No disc "L"
17
DCS4
I
Detection signal input from the disc4 switch (S614) No disc "L"
18
DCS5
I
Detection signal input from the disc5 switch (S615) No disc "L"
19
DCS6
I
Detection signal input from the disc6 switch (S616) No disc "L"
20
CH/SINGLE
I
Changer/single setting up terminal When used the changer : "H" (Fixed at "H")
21
ILLON
O
Lamp (PL620) drive signal outuput for illumination When lamp is ON : "H"
22-29
N.C.
O
Not used (OPEN)
30
RST
I
System reset signal input When reset : "L"
31
EXTAL
I
10MHz system clock signal input
32
XTAL
O
10MHz system clock signal output
33
VSS
–
Ground terminal
34
TX
O
32.768kHz clock signal output for a clock
35
TEX
I
32.768kHz clock signal input for a clock
36
AVSS
–
Ground terminal (Analog system)
37
AVREF
–
Reference voltage (+5V) input for the A/D converter
38
INIT
I
Initial reset signal input (Normally : "H")
39
TEMP
I
Temperature detection signal input
40
EHS
I
Disc hight position detection signal input
41
N.C.
O
Not used (OPEN)
42
EE-CS
O
Chip select signal output for a EEPROM Not used this set (OPEN)
43
EE-CKO
O
Serial clock signal output for a EEPROM Not used this set (OPEN)
44
EE-SIO
I/O
Data signal input/output for a EEPROM Not used this set (OPEN)
45
MD-SO
O
Write data signal output to RF AMP (IC100), CXD2535CR (IC200) and CXD2536CR (IC500)
46
LNKOFF
O
LINK OFF signal output for serial communications Not used this set (OPEN)
47
UNIREQ
O
Request signal output for serial communications Not used this set (OPEN)
48
UNICKI
I
Clock signal (serial communications) input
49
UNISI
I
Data signal (serial communications) input
50
UNISO
O
Data signal (serial communications) output
51
MD-CKO
O
Serial clock signal output to RF AMP (IC100), CXD2535CR (IC200) and CXD2536CR (IC500)
52
MD-SI
I
Read data signal input from CXD2535CR (IC200) and CXD2536CR (IC500)
53
N.C.
O
Not used
54
SENS
I
Internal status (SENS) input from CXD2535CR (IC200) and CXD2536CR (IC500)
55
CC-XINT
I
Interruption stsatus input from CXD2536CR (IC500)
MAIN BOARD IC600 CXP84340-043Q (SYSTEM CONTROLLER)
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