YASKAWA HV600 Technical Reference page 158

4.4 Keypad Operation
3.
Push or
4.
Push or
5.
Push or
6.
Push or
7.
Push or
8.
When you are done changing the value, push
158
to select [Initial Setup], then push
to select [Set Date/Time], and push
to select the format of date display, then push
to select the format of time display, then push
to select a number from Year/Month/Day, then push
.
.
.
.
.
YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
or to change the value.