IBM 3746-900, Installation Manual

Page: 140 / 276

Cabling the 3746-900 to the 3745-X1A
Step 6. ____ Position the DICO card
.4/
in location 01G-A1 X02, and the DICO
card
.3/
in location 01G-A1 W02 (see Figure 4-36 on page 4-37 when
plugging the card into a TSST board or see Figure 4-37 on page 4-37
when plugging the card into a TSSB board).
Warning: Make sure that the DICO cards are plugged in the right posi-
tions to ensure a proper bus continuity.
a. The DICO card
.4/
, plugged in location 01G-A1 X02 must be the
card where you plugged connector X-J1 in step 4 on page 4-16.
b. The other DICO card
.3/
, plugged in location 01G-A1 W02 is the
card where you plugged connector W-J1 (the other lead of the DICO
cable).
Step 7. ____ Then, using a dummy card
.2/
PN 2733278 push and put the DICO
cards
.1/
in place (see Figure 4-38).
1
2
Figure 4-38. Installing a DICO Card Using a Dummy Card
If you are installing a cable PN 43G3180 go to step 12 on page 4-40
Step 8. ____ If you are installing a cable PN 43G3181 (from the TSST board)
route this cable to the SACU control board. (refer to Figure 4-36 on
page 4-37).
Step 9. ____ Open the cover to gain access to the SACU board
Step 10. ____ Using the tool PN 71F9877 remove the dummy connectors in
locations POW4 and GOW4 of the SACU board (see Figure 4-39 on
page 4-39).
4-38
3746-900: Installation Guide