Reference: software version check – Zenith L20V54S User Manual

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P A G E 5 3

Reference: Software Version Check

Procedure to Check Software Version

The software version of the L20V54S may be checked by accessing the INSTALLER MENU. To do this, press the MENU button at least 10 times
until the menu display ceases to respond to MENU key presses.
Then, press "9", "8", "7", "6", "OK (Enter/Select)".

Typical Installer Menu

L20V54S PTC INSTALLER MENU

000

INSTALLER SEQ

000

UPN

000-000-000-000

FPGA 09F1

PTC V1.00.000

CPU V1.01.00