Read Sony CMT-C7NT / HCD-C7NT Service Manual online
78
HCD-C7NT
• IC1003 M30835 Master Controller (MD DIGITAL Board)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
–
–
O
I
O
I
I
I
O
I
O
–
I
–
I
I
I
I
–
–
O
–
I
–
–
–
I/O
I/O
O
I
O
–
O
–
O
O
–
–
O
–
–
O
O
I
I
O
I
O
I
I
Pin Name
A-IN
RMC
NETMD-SO
NETMD-SI
NETMD-CLK
BYTE
CNVSS
XIN-T
XOUT-T
S.RST
X OUT
VSS
X IN
VCC
NMI
DQSY
P.DOWN
SQSY
KBCLK
KB.DATA
I2CBUSY
A1 OUT
X INT
NC
NC
NC
I2CCLK
I2CDATA
SWDT
SRDT
SCLK
KB.CTRL
L3DATAO
L3DATAI
L3CLK
L3MODE
ADA.RST
ADA.LAT
EPM
NC
NC
MOD
LDON
CE
LIMIT-IN
WRPWR
REC-SW
D.RST
SENS
PLAY-SW
Description
Not used
Not used
Serial communication data output to the IC1002
Serial communication data input from the IC1002
Serial clock output to the IC1002
Data bus selection signal input (connected to ground)
Processor mode selection signal input (connected to ground)
Sub clock input (32.768kHz)
Sub clock output (32.768kHz)
System reset input
Main clock output (10MHz)
Ground
Main clock input (10MHz)
Power supply
Fixed at “H” (pull up)
Digital in sync input (record system)
Power down detection input “L”: power down
ADIP (MO) sync or subcode Q(PIT) sync signal input from the CXD2662R (playback system)
Not used
Not used
I2C cable connection check signal output
Not used
Interrupt request signal input from the CXD2662R
Not used
Not used
Not used
I2C serial clock input/output
I2C serial data input/output
Writing data output to the serial bus
Reading data input from the serial bus
Clock signal output to the serial bus
Not used
Communication data output to the IC1006
Communication data input from the IC1006
Clock output to the IC1006
Chip select signal output to the IC1006
Not used
Not used
Not used
Not used
Not used
Laser modulation switching signal output “L”: off, “H”: on
Laser ON/OFF control signal output “H”: laser on
Not used (fixed at “H”)
Detection signal input from the limit switch “L”: sled limit in, “H”: sled limit out
Write power ON/OFF control signal output “L”: off, “H”: on
Detection signal input from the recording position detection switch
Digital reset signal output to the CXD2662R and the motor driver “L”: rest
SENS signal input from the CXD2662R
Detection signal input from the playback position detection switch “L”: playback
Click on the first or last page to see other CMT-C7NT / HCD-C7NT service manuals if exist.