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 AppendixC—InstallinganMVP428UpgradeCard

MultiVOIP®Voice/FaxoverIPGateways 147

10. Therearetwocopper‐platedholesattheLEDedgeofthecircuitcard.Placeanutbeneatheachhole,with

thelockwashersideincontactwithboard.Attachastandofftoeachlocation.

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11. Locatethemale60‐pin verticalconnectorneartheLEDedgeofthemaincircuitcard.Checkthatpinsare

straightandevenlyspaced.Ifnot,thencorrectforstraightnessandspacing.Locatethe60‐pinfemale

connectorontheupgradecircuitcard.

12. Settheupgradecircuitcardontopofthemaincircuitcard.Aligntheupgradecard’s4pairsofphone‐jacks

withthe4pairsofholesinthebackplaneofthemaincard.Slidethephonejacksintotheholes.

13. Matetheupgradecard’s60‐pinfemaleconnectorwiththemaincard’s60‐pinmaleconnector.

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14. Therearefourcopper‐platedattachmentholes,twoeachatthefrontandrearedgesoftheupgradecard.

Attachtheupgradecardtothemaincardusing4Phillipsscrews.Ensuretheupgradecardisnowbefirmly

attachedtothemaincard.

15. Slidethemai ncircuitcardbackintothechassisfarenoughtoallowre‐connectionofpowercable.

16. Re‐connectpowercable .

17. Slidethemai ncircuitcardfullyintothechassis.

18. Re‐attachthebackplaneofthemaincircuitcardtothechassiswith3screws.

Standoff locations (2) at LED edge

of board (top view).

Standoff/nut attachment

(rear bottom view)

60-pin connectors

These screws (4 places)

attach upgrade card

to main card.

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Multitech MVP 800 Specifiche Pagina 147