FOR-A VSF-128128, Operation Manual

Page: 77 / 106

65
9-8. Destination Lock Function
The destination lock function is used to prohibit changes to a source channel that is output to a
specific destination channel.
9-8-1. Destination Lock Setting
There are two types of destination lock settings: LOCK OTHER and LOCK ALL. The same
command is used to cancel the destination lock.
Cancel: Cancels destination lock setting made at currently operating
serial control unit.
LOCK OTHER: Limit changing and canceling of specific destination channel
crosspoint operation to the currently operating serial control
unit.
LOCK ALL: Prohibit currently operating serial control unit and other remote
control units to change specific destination channel crosspoint.
Cancellation of lock setting by the remote control units not
currently operating is prohibited.
Forced Cancellation: Cancel all lock settings regardless of which unit the settings are
made by.
Contents
Item Parameter Description
Dest 001 – Max. Dest Destination channel
0 Cancels lock
1 LOCK OTHER
2 LOCK ALL
Lock Flag
4 Forced cancellation
Unit ID 000 – Max. Unit Fixed to “000” (For future use)
Example
Set destination channel 1 to locked at all units in system except unit currently performing
switching (LOCK OTHER).
D S 0 0 1 1 0 0 0 CR LF
Lock
Flag
(Command)
O K CR LF (Response)
Command DS Dest (3) Lock Flag (1) Unit ID (3) CR+LF
Response OK CR+LF
（
Ends normally
）
ER CR+LF
（
Ends abnormally
）
Dest
Unit ID