15
CHAPTER 4: Installation
4.2 Installing Card Units
Take these steps to install a set of SHM-B Sync cards
(ME801-C):
1. Remove the front panel of the powered-down
ME810 or RM007 card chassis in which you’ll
be installing a SHM-B Sync card. If you’re unsure
how to do this, refer to the chassis’ manual.
2. Feed both (a) the 4-wire twisted-pair cable that will
run between your SHM-B Sync units and (b) the
RS-232 cable that will run from the SHM-B Sync to
the attached device through the back of a vacant
slot in the card chassis. Refer to
Appendix A
for
maximum-length guidelines for the 4-wire cable.
3. Take the end of the 4-wire cable and remove the
outer jacket and insulation from the last half-inch
(1.3 cm) or so of it, exposing the ends of the four
individual wires. Strip the insulation from the last
1
⁄
8
to
3
⁄
16
of an inch (0.3 to 0.5 cm) of each wire.
4. Thread the bare ends of the four wires into the
four screw terminals on the SHM-B Sync’s board
marked RX+, RX–, TX+, and TX–. Refer to
Figure 3-1 on page 11 for the location of these
terminals. Bear in mind as you do this that the
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