4. Current firmware revision: :
3. Currently installed options: :
2. Serial Number: :
1. Model Number (8920A etc.): :
Supply & install 8920A Firmware And Memory Board Upgrade for 8920A to Rev. A.18.12. Performed at our workshop in Perth. Freight will be calculated during checkout.
Operating system ROM, 4MB A8 memory board and Opt 004 signalling ROM upgrade from A.14.14 or lower to Rev A.18.12.
Please note: (a) For 8920A's with Firmware A.15.00 or higher order ROM only upgrade UPG-1004 (the A8 memory board does not need to be replaced). (b) The contents of all internal Save/Recall registers will be erased during the upgrade process.
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