External Switch Control (See Chapter 9); 2.3.3 External Power Control - Pioneer DVD-V7400 Command Protocol Manual

2.3.2

External Switch Control (see Chapter 9)

Control the player with the External Option Switches (SW#).
Please check the condition of the Key Lock. If the Key Lock is set
(active), the player ignores the control. Please refer to the Key Lock
command description.

2.3.3 External Power Control

Control the player's power with the Power Pin within the Interface
Connector.
If the player detects a high signal throughput (100m/sec or more)
during the Standby mode, the player powers ON.
detects the same signal during the Power ON mode, the player
powers OFF and switches to the Standby mode.
The specifications for the Power pin are as follows:
Maximum Input Voltage
High Level Signal
Low Level Signal
Standby mode
Power ON mode
Check the Key Lock condition. If the Key Lock mode is active, the
player ignores the control (refer to the Key Lock command
description).
Less Than
m
More Than 4.5V
Less Than 0.5V
more than
100 msec
more than
100 msec
- 3
Computer Control
If the player
12V
Power ON
Power OFF