Remove The Hub Board; Figure 104: Foam Forms For Pixel Cards; Figure 105: Cabinet Without Pixel Cards; Figure 106: Screws On Hub Board - NEC FE Series User Manual

Step 5) Put the removed Pixel card into its foam
form.
After removing all Pixel cards, the cabinet looks like
shown in Figure 105.
Install new Pixel cards
Step 6) Take the Pixel cards out of the spare part
package.
Step 7) Place the Pixel card carefully by hand or
Service Tool to the screen.
Step 8) Load the calibration data on the new Pixel
card (see 7.4 Update the Calibration Data
after Installing All Pixel Cards).
10.5.2

Remove the Hub Board

For servicing the Hub board, you need to remove the Pixel cards first (see 10.5.1).
Step 1) Disconnect the Ethernet connections (A)
from the Hub board.
Step 2) Remove the 16 screws (B), which connect
the Hub board to the cabinet.
Step 3) Pull the Hub board straight off the cabinet.
Be careful not to damage the Power supply
interface (C) on the Hub board and the PSU.
Step 4) Disconnect the Signal light cable (D) from
the cabinet.
Step 5) Now you can access the power supply in the
cabinet and the Receiving card on the Hub
board.
Step 6) Re-install the Hub board in reverse order.
Take great care not to bent any connectors.

Figure 104: Foam Forms for Pixel Cards

Figure 105: Cabinet without Pixel Cards

A B

Figure 106: Screws on Hub Board

D

Figure 107: Removal of Hub Board

C
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