• Keep NVRAMs away from objects that can cause static electricity. The data in NVRAMs can be
corrupted by static electricity.
• Make sure the NVRAM is correctly installed on the board. A half-disk is engraved on one side
of the NVRAM, and a guide mark is on one side of the NVRAM slot. When you install the
NVRAM, the half-disk and the guide mark must be on the same side.
Installing the new NVRAM
When the NVRAM on the controller board is detective, you must replace the detective NVRAM with a new
NVRAM.
1. Controller board (see Controller Board)
2. Remove the defective NVRAM.
3. Install the new NVRAM on the controller board.
4. Reassemble the machine.
5. Plug in and turn on the main power
6. Set the date and time with the timer setting in the UP (Maintenance > Menu) after installing a new
controller board.
• If the date and time setting is not done, WebImage Monitor cannot be used.
3. Replacement and Adjustment
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