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Maintenance 6. Maintenance Parts Replacement Procedures
6.4.1.3 Memory (Normal)
NOTE
When you replace / add the CPU board memory
If you install 2 memories on the CPU board:
Make sure that 2 memories have the same specification.
If you install "2 DDR memories 1GB (our option)" on the CPU board:
Remove the standard memory installed in Slot 1 before installing the option memories.
NOTE
The structure of Slot 1 and Slot 2 are the same. To remove the memory of Slot 2, follow
the procedure described below. Slot 2 is located on opposite surface of the CPU board
from Slot 1.
Memory
(1) Turn OFF the Controller and unplug the power connector.
(Normal)
(2) Remove the CPU board.
Removal
(3) To remove the memory, push the latches of memory slot on the back side of CPU board
170
Refer to Maintenance: 6.4.1.1 CPU Board (Normal).
Slot 1
Front
outward lightly.
The photos below show Slot 1.
Latches is closed
Slot 2
Back
Latch is open
RC620 Rev.8
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