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GFK-0825F Chapter 3 Installation 3-17
3
Note the position of the card guide with respect to the metal housing for reassembly.
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card guide
4.
Hold your hand behind the module to retain the board set, and turn the module face up.
5.
Insert a small screwdriver or similar tool into either of the holes from which you previously
removed the module retaining screws. Pry the two halves of the plastic latch inward to free that
side of the card guide. Repeat on the other side.
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latch
7. Remove the dual board set and card guide from the housing.
8. Replace the EEPROM on the board with the EEPROM containing the new firmware for the
BIU.
9. Reinsert the board set into the module housing, taking care to align the card guide with the
screw holes in the housing.
10. When the card guide is in position, press downward gently on the back of the card guide to
seat the latches. Check the front of the module to be sure they have seated correctly.
11. Reinstall the Bus Interface Unit on the BIU Terminal Block.
12. Using a Hand-held Monitor version 4.6 or later, reconfigure the I/O Station.