363-206-295 DLP-542
4of1Page1997December1,Issue
TG3TGS/BBF4BBF2BToTGSBBF2Upgrade
1.
!
CAUTION:
cabling,multtimingwithtogetherconnectedarebayainshelvesIf
fortimingtheaffectmaysystemoneonmodetimingthechanging
formadearearrangementstimingproperthatEnsuresystems.other
shelves.affectedall
NOTE:
existingreplacetousedbemayprocedureThis TGSBBF2 circuit
withpacks TGSBBF2B / TG3BBF4 packs.circuit
theonpresentswitchesprotectionoralarmsnoaretherethatVerify
system.
newSet2. TGSBBF2B / TG3BBF4 required.asswitchesoptionpackcircuit
Reference: DLP-510
External?DS1modetimingIs3.
If YES withcontinuethen, 4Step .
If NO toproceedthen, 6Step .
good.aretheyensuretoreferencestimingexternalCheck4.
5.
1:NOTE
connecttousedarecablesG153orG152,G151,ED-8C727-20,
G155orG154ED-8C727-20,bay.ain1shelftoreferencestiming
(frontG213andG212,G211,G210,ED-8C727-21,oraccess)(rear
subsequenttoreferencestimingmultipletousedarecablesaccess)
to2shelffrom2,shelfto1shelffromexample,(forbaytheinshelves
is1shelftosourcereferencetimingthefromcableTheetc.).3,shelf
jacktoconnected J66 (orbackplaneshelftheon J266 fronttheof
nextthetoshelf)lower(or1shelffromcableThecable).access
jackfromconnectedisshelfhigher J65 (P265 toshelflowertheof)
jack J66 (J266 shelf.highernexttheof)
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