Operation
SMA America, LLC
86
SI5048U-TUS121440
Technical Description
Password = Sum of digits of the operating hours.
Proceed as follows to enter the installer password from the ”Home Screen”:
1. Keep pressing the down arrow button until you
reach the menu ”200# Settings”.
2. Press <ENTER>.
3. Keep pressing the down arrow button until you
reach the menu ”280# Password Setting”.
4. Press <ENTER>.
☑ The sub-menu for ”280# Password Setting”
opens.
5. Press <ENTER>.
6. Determining the password. Calculate the sum of the
digits of the operating hours. In the message shown
here:
1 + 2 + 3 + 4 + 5 + 6 = 21
7. Enter the password by pressing the up/down arrow buttons.
8. Confirm the password by pressing <Enter>.
☑ The installer password has been entered.
Operating level [1] = the installer level is set.
9. Exit the menu by pressing the <ESC> key.
Switching Operating Levels
If the password is invalid, the Sunny Island does not switch to the installer level. In this case,
recalculate and re-enter the installer password as described in this section.
The installer level is switched back to the user level if:
• the Sunny Island is switched off and on again,
• specific parameters are entered (e.g., the ”510.01 InvRs” parameter) that cause a
restart,
• an incorrect password is entered,
• if no activity takes place within five minutes.
