Pioneer DVD-V7400 User Manual download pdf (Page 9)

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:

9 10 1112131415

2 345678

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.

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Pioneer DVD-V7400 User Manual Page 9