5.1 A: Initialization
104 YASKAWA ELECTRIC SIEP C710606 44B YASKAWA AC Drive T1000V Technical Manual
■ A1-04, A1-05: Password and Password Setting
A1-04 is for entering the password when the drive is locked. A1-05 is a hidden parameter used to set the password.
How to use the Password
The user can set a password for the drive to restrict access. The password is set to A1-05 and must be entered to A1-04 to
unlock parameter access. Until the correct password is entered, the following parameters cannot be viewed or edited: A1-
01, A1-02, A1-03, and A2-01 through A2-33.
The instructions below demonstrate how to set a new password. Here, the password set is “1234”. An explanation
follows on how to enter the password to unlock the parameters.
Table 5.2 Setting the Password for Parameter Lock
Table 5.3 Check to see if A1-01 is locked (continuing from step 10 above)
No. Parameter Name Setting Range Default
A1-04
Password
0 to 9999 0
A1-05
Password Setting
Step Display/Result
1. Turn on the power to the drive. The initial display appears.
2.
Scroll to the Parameter Setup display and press .
3.
Scroll to the right by pressing .
4.
Select the flashing digits by pressing .
5.
Select A1-04 by pressing .
6.
Press the key while holding down at the same time. A1-05 will appear.
Note: A1-05 is normally hidden, but can be displayed by following the directions listed
here.
“05” flashes
7.
Press the key.
8.
Use , and to enter the password.
9.
Press to save what was entered.
10. The display automatically returns to the display shown in step 5.
Step Display/Result
1.
Press to display A1-01.
“01” flashes
2.
Press to display the value set to A1-01.
3.
Press and , making sure that the setting values cannot be changed.
4.
Press to return to the first display.
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