This scanner does not have a function that clears input/output operation for certain initiators. The scanner must have been reserved when it is operated in multi> initiator environment.

(4)MESSAGE REJECT (X©07) : MESSAGE IN/OUT phase (initiator Æ target)

This message indicates that a transferred message was rejected by the receiver as invalid or unexecutable.

The initiator does not intend to issue another message by activating ATN before it deactivates the ACK of the MESSAGE REJECT message.

Upon receiving the MESSAGE REJECT message, this scanner takes action as shown in the following table.

Message rejected

Action

 

 

COMMAND COMPLETE

Moves to the BUS FREE phase.

 

(It is not assumed as an error.)

 

 

MESSAGE REJECT

Responds the CHECK CONDITION

 

status

 

 

DISCONNECT

The command execution is continued

 

with connecting the SCSI bus

 

(without disconnecting).

 

 

SAVE DATA POINTER

The command execution is continued

 

with connecting the SCSI bus

 

(without disconnecting).

 

 

IDENTIFY

When this message is issued for

 

reconnection, the command is

 

terminated with an error. In this

 

case, the reconnection for the

 

command is not performed

 

 

RESTORE POINTERS

The error recover is interrupted and

 

the CHECK CONDITION status is

 

responded.

 

 

No message issued

Moves to the BUS FREE phase

 

 

(5)NO OPERATION (X©08￿) : MESSAGE OUT phase (initiator Æ target)

This message is issued in response to a message request from the target and indicates that the initiator does not have a valid message.

The initiator does not intend to issue another message by activating ATN before it deactivates the ACK of the NO OPERATION message.

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