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4. Connect the USB Type A connector to a USB Type A port on the computer.
5. Press and hold Port Selection Pushbutton 1.
6. While holding Port Selection Pushbutton 1, connect the USB Type B connector into
the CPU 1 from the KVM ports section. The front panel LEDs flash orange together to
indicate Firmware Upgrade Mode is in effect.
You can also connect a keyboard to the console port and invoke the Firmware
Upgrade Mode via hotkey. See Firmware Upgrade Mode, page 24.
Note:
• The USB cable’s USB Type B connector can be connected to any KVM port section,
but the Port Selection pushbutton must be Port 1.
• While the GCS1953 is in Firmware Upgrade Mode, normal keyboard and mouse
functions are suspended. You must complete the firmware upgrade or exit Firmware
Upgrade Mode to regain normal control of the console.
