![background image](http://html.mh-extra.com/html/omron/nt20/nt20_user-manual_744538141.webp)
120
System Maintenance
Section 3-9
• If the buzzer function is normal, the continuous buzzer sound will be
made.
• To stop the buzzer, press “EXIT” touch switch in the buzzer check screen.
The NT20 will enter the I/O CHECK MENU.
Note
Though memory switch setting for the buzzer has been made for OFF, the
buzzer will sound when the buzzer check is executed.
Checking the LED
Check the LED by using the menu operation from the System Menu as
described below.
[ MAINTENANCE MENU ]
Quit
PT Setting
I/O Check
DIP-SW Status
Init. Memory
Memory Switch
Select “I/O Check”.
[ I/O CHECK MENU ]
Quit
LED Check
Buzzer
LCD Display
Comm. Check
Touch Switch
Data Memory
Select “Buzzer”.
[ SYSTEM MENU ]
Quit
Transmit Mode
Maintenance Mode
Select “Maintenance Mode”.
[ MAINTENANCE MENU ]
Quit
PT Setting
I/O Check
DIP-SW Status
Init. Memory
Memory Switch
Select “I/O Check”.
Summary of Contents for NT20
Page 1: ...Programmable Terminal Cat No V091 E1 01 NT20 USER S MANUAL ...
Page 2: ...NT series Programmable Terminal User s Manual Produced March 2007 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 9: ...x TABLE OF CONTENTS ...
Page 15: ...xvi ...
Page 21: ...xxii EC Directives 6 ...
Page 37: ...16 Before Operating Section 1 6 ...
Page 153: ...132 Transferring the Resource Data Section 3 11 ...
Page 185: ...164 Numeral Setting Section 4 8 ...
Page 267: ...246 Key to Programs Section 6 8 ...
Page 281: ...260 Specifications Appendix A ...
Page 285: ...264 Transporting and Storing PTs Appendix C ...
Page 303: ...282 Function Restrictions Depending on the Support Tool Appendix I ...
Page 307: ...286 Index ...
Page 309: ...288 Revision History ...