Installation manual

System
Cabling (Continued)
5-8
5.
Channels 0
through
11 are optional on
the
9377
Processor.
Channel
cards can be
installed
only
in
the
two-bus
110 Card
Unit
(Feature 5020).
The
110 Card
Unit
can be
installed
in
a secondary rack. Your
physical
layout
will
depend
on the
number
of
system
racks
you
have.
6.
Power sequence
and
control is
an
optional feature
with
the Systeml370
channel
feature.
It
enables 110 control
units
to
power
onloff
sequentially
when
the system
powers onloff.
Power sequence
and
control is available
for a
maximum
of
sixteen control
units.
Order Feature
6001
for the
power
sequence
and
control positions. The
connector
IDs
for the sixteen positions are even
numbers;
26, 28, 30, 32, 34, 36, 38,
40,
42, 44, 46, 48,
50,
52, 54,
and
56.
7.
For more
information
on
power
sequencing, refer to
Systeml360, Systeml370 Power Control Interface
OEMI,
GA22-6906.
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