Tripp Lite B072-016-1A B072-008-1 and B072-016-1 Owner's Manual 933350 (Englis - Page 17

8. Troubleshooting Warning: Disconnect device from AC mains before service operation! When using Firmware Update software, you may get a Communication Error message. If a Communication Error message appears during the update procedure, do the following: 1. Ensure that the RS232 serial cable's RS232 connector is connected to the switch's communication port 2. Ensure that the RS232 serial cable's DB9F connector is connected to the DB9M serial port on the CPU's rear panel 3. Restart the download process Power Failure If electrical power fails during an update to the KVM firmware, do the following: 1. If power fails while the switch firmware is updating, a communication error message will appear. Simply resume the firmware update by opening the folder that contains the firmware update file and continue from there 2. If power fails while the Server Interface Unit firmware is updating, a "Not Responding" or "Upgrade Error" message will appear. Restart the upgrade from the beginning Monitor Screen Failure In the event that one of the connected computers does not display an image on the console monitor (your monitor may display an error message saying "Unable to Display Video Mode"), you may need to update the DDC information from the console monitor. To do this, follow these steps: 1. Remove the SIU VGA connectors from all connected computers. Leave the USB or PS/2 connectors attached 2. Open the OSD main menu and press [F10]. The OSD will flash the message "Please Wait." When that message stops, the update has taken place 3. Reconnect the SIU VGA connectors of all the attached computers. You should now be able to display video from all computers 9. USB/SUN Combo Keys The connected PS/2 keyboard does not have a special SUN keypad to perform special functions in the SUN Operating System environment. When a B078-101-USB-1 (SIU) is connected to a SUN computer, the SIU emulates these SUN keys using a set of key combinations called Combo Keys. See the table below: SUN Key Stop Props Front Open Find Again Undo Copy Paste Cut Help Combo Key Left Ctrl + Alt + F1 Left Ctrl + Alt + F3 Left Ctrl + Alt + F5 Left Ctrl + Alt + F7 Left Ctrl + Alt + F9 Left Ctrl + Alt + F2 Left Ctrl + Alt + F4 Left Ctrl + Alt + F6 Left Ctrl + Alt + F8 Left Ctrl + Alt + F10 Left Ctrl + Alt + F11 SUN Key Compose Crescent Volume Up Volume Down Mute Sun Left key Sun Right key Alt-Graph Stop A Combo Key Application key or Left Ctrl + Alt + Keypad * Scroll Lock Left Ctrl + Alt + Keypad Left Ctrl + Alt + Keypad + Left Ctrl + Alt + F12 Left Windows key Right Windows key Right Alt or Alt Gr Left Ctrl + Alt + 1 17 14-03-231-933350.indd 17 3/27/2014 4:38:39 PM