(3) Return format [VTR controller (PC)]
The following responses are made to the command. If necessary, more than one response
is made.
When the communication has terminated normally
1. The receive completion message is returned.
[ACK]
06h
2. The execution completion message is returned.
[STX] [command] [data] [ETX]
02h XX XX XX XX-XX 03h
• [command] :This is the message (data) which is returned or the execution completion
message identifier.
• [data] :This is the data to be returned. It can be omitted.
Example: Send command Return message (data)
[STX] OPL [ETX] [ACK] [STX] OPL [ETX]
When the communication has terminated abnormally
[NACK]
15h
When processing is not possible due to incorrect data or trouble in the VTR
1. The receive completion message is returned.
[ACK]
06h
2. An error code is returned.
[STX] E R N
1 N2 N3
[ETX]
02h Error code
03h
4. Error code table
ER001
: Invalid command
ER002
ER102
ER103
ER104
ER105
ER106
ER108
ER1FF
• Unsupported command received.
• Error in command execution
: Parameter error
: VTR mode error (front loading motor)
: VTR mode error (loading motor)
: VTR mode error (drum, capstan system)
: VTR mode error (reel system)
: VTR mode error (tension system)
: VTR dew error
: VTR system error

–E-9–