Interface, 1interface connector, 2serial interface pin specification – Pioneer Industrial DVD Player DVD-V7400 User Manual
Page 9: Computer control functions, 1serial control (see chapters 3, 4, 5 and 6), 1 interface, Connector, Serial interface pin specification, Computer control functions 2.3.1, Serial control (see chapters 3, 4, 5 and 6)

Computer Control
2. INTERFACE
2.1 Interface
Connector
A computer may be connected to the DVD-V7400 using a 15-pin D-Sub
connector (e.g., a JAE DALC-J15SAF connector with suitable plug such as
the JAE DA-15PF-N) to the RS-232C serial port or to the parallel port.
The pins are identified below:
1
9
10
11
12
13
14
15
2
3
4
5
6
7
8
8
8
2.2 Serial
Interface Pin Specification
Pin #
Terminal
Input/Output Function
1 GND --
ground
2 TxD Output
send
data
3 RxD Input
receive
data
4 DTR Output
enable
data
receiving
5
POWER
Output
external power control
6 SW1 Input
7 SW2 Input
8 SW3 Input
9 SW4 Input
10 SW5 Input
11 SW6 Input
12 SW7 Input
13 SW8 Input
14 DLTST Input
used only for servicing the
unit – do not connect
15 V
+8V Output
used only for servicing the
unit – do not connect
2.3
Computer Control Functions
2.3.1 Serial Control (see Chapters 3, 4, 5 and 6)
The player and computer are based upon the RS-232C protocol and
are connected through the TxD, RxD, DTR and GND terminals.
- 2