NVF5 Series User Manual   Chapter 4 Integral Keypad 
Enter key(Save a change/Enter next level parameter menu) 
When parameter F0.02 = 9,
the potentiometer can be used on 
adjusting frequency.Also you can modify parameter F7.12  and 
F7.13 to adjust frequency range. 
Attention 
1
、
When flash
,
long press PRG/S key
,
when all flash
,
loosen this function 
switch key
;
 
2
、
When standy by and setting frequency flash
,
long pressPRG/Skey
,
when 
all not flash
,
loosen this function switch key
;
   
3
、
When parameter interface falsh
,
long pressPRG/Skey-Not flash
,
loosen 
this key to switch function
;
If no flash
,
Long pressPRG/Skey-Flash
,
loosen 
this key to switch function
;
 
Except single key function, keys can also realize the combination key function,See Table 
4.2. 
Table 4.2 Combination key Function Description 
4.2 Integral Keypad LED Light and Display 
Inverter LED keypad has 5 bits display、3 Unit Indicators、3 Status Indicators. 
Correspondence between display symbols and characters / numbers,refer to table4.3 
Key  Description 
+
Parameter Menu Mode Selection(F7.11) 
1、 Simple Parameter Menu Mode(U-1);  
2、  Custom Parameter Menu Mode(U-2);  
3、  Engineering Parameter Menu Mode(U-3)  。 
+
The system is under 
the main interface 
Lock Combinational Key 
In custom menu 
mode,in menu level 
one 
Add custom parameters 
+
The system is under 
the main interface 
Unlock Combinational Key 
In custom menu 
mode,in next level 
menu 
Delete custom parameters 
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