The following illustration shows the RS232 connections between the HMC and the p655 nodes using FC
2944 (128-Port Asynchronous Controller).
HMC
Port 1
Port 2
To HMC Port
of 7039 651
Drawer
D-Shell Interposer,
25-Pin Female to 9-Pin Male
(part of FC 8120 or 8121)
FC 8133
RJ-45 to DB-25 Converter Cable
To FC 8137
(R 232 RAN)S
FC 2944
128-Port
Asynchronous
Controller
FC 8131
128-Port Asynchronous
Controller Cable, 4.5 M (14.8 ft.)
FC 8137
16-Port R 232
Remote Asynchronous
Node (RAN) with
ac transformer
(up to 4)
S
FC 8132
128-Port Asynchronous
Controller Cable, 23 cm (9 in.)
(Upto3)
FC 8133
RJ-45 to DB-25
Converter Cable
(upto64)
FC 8120, 6M (19.7 ft.)
or
FC 8121, 15 M (49.2 ft.)
HMC to Host Attachment Cable
(upto16)
RS232 Cable
FC 8120, 6M (19.7 ft.)
or
FC 8121, 15 M (49.2 ft.)
To 7039 651
(upto16)
9-Pin D-Shell
Male Connector
(part of FC 8120 or 8121)
9-Pin D-Shell
Female Connector
(part of FC 8120 or 8121)
Detail of R 232 Cable ConnectionS
HMC to Host - R 232 ConnectionS
R 232 Cable ConnectionS
122 Site and Hardware Planning Information
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