148 
 
the motor Auto-Tuning function.   
The  display  flashes  in  process  and  shows  “End”  after  Auto-Tuning  is  completed.  If 
Auto-Tuning  fails, the  process  stops  immediately  and  shows  “tnFxx”  on the  screen  which 
“xx” indicates the problems. Refer to Chapter 8.4 Auto-Tuning for more details. 
When the Auto-Tuning function is required to be controlled by the keypad, set b1-01(Run 
Command Selection 1) to 0 (Keypad). Otherwise Auto-Tuning cannot be started by pressing 
the RUN key. 
6.10 Group U, Monitor Settings 
U parameters views the data concerning drive operation. 
Group U, Monitor Settings 
0: Open-Loop V/F Control   
2: Open-Loop Vector Control 
Displays the frequency command. (Display units are defined 
by o1-00)   
Displays the output frequency. (Display units are defined by 
o1-00) 
Displays the motor speed.   
Displays the drive output voltage command.   
Displays the main circuit DC voltage.   
Displays the internal output power calculated by the drive. 
Displays the status of the input terminal. 
U1-09=111111: 
The following indicate each digit from right to left. 
1:Digital Input 1 (S1 enabled ) 
1:Digital Input 2 (S2 enabled ) 
1:Digital Input 3 (S3 enabled ) 
1:Digital Input 4 (S4 enabled ) 
1:Digital Input 5 (S5 enabled ) 
1:Digital Input 6 (S6 enabled ) 
Displays the status of the output terminal. 
U1-10=1 
Multi-Function Terminal Output (terminal    R1A/R1B-R1C)