Toshiba VP 300, Руководство по установке

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7. Remove the replacement PCA from the static protection bag.
8. While holding top and bottom edges, slide the replacement PCA into the
card cage. To guarantee correct insertion, ensure that the card slides in the
plastic card guides.
9. Pivot the card ejectors as needed to grip small flanges on the front edges of
the card cage.
10. Firmly seat the PCA connectors into the Motherboard by pressing ejectors
against the front edge of the PCA. The ejectors will clip onto small pins on
the PCA when the connectors have seated.
◆
WARNING
◆
Do not slam the PCA into the cabinet, as this may damage the
board or the motherboard connectors.
11. Switch ON the power supply unit.
12. Test system for proper operation.
■
Line Interface Card Replacement
The VP 300 line cards installed in Shelf A are designed to be hot plugged, that is, the system does not
need to be powered down to remove or install the cards.
◆
WARNING
◆
No more than one line card at a time may be removed or installed with power ON, and
the ports must be forwarded before removing the line card.
Removing Line The procedure to replace a Line Interface Card is as follows:
Interface Cards
1. Unlock and open the door of the cabinet.
2. Put on antistatic wrist strap. Connect it to the unpainted portion of the frame.
3. Forward ports and LIC card being replaced.
To forward at the @ prompt, enter:
TE C1 x y
x is the first port in the card; y is the last port in the card.
4. Disengage the LIC from the Motherboard by pivoting the plastic card
ejectors on the top and bottom of the PCA front edge.
5. Slide the LIC out of the card cage, handling the LIC only by the top and
bottom edges. Do not touch components on the LIC.
6. Store removed LIC in a static protection bag.
Toshiba VP Systems Release 7.1 July, 1994
MAINTENANCE
5-81