Sun Microsystems Netra CT 410, Service Manual

Page: 236 / 296

A-26 Netra CT Server Service Manual • February 2007
A.2.1.2 TTY A and B Ports
The TTY A and B ports are stacked mini 9-pin connectors. The signal interface of the
connector is as follows.
Note – The two TTY ports require the use of specific adapter cables. Use the Serial
Cable Adapter, MDSM-9F to DB9M, (6 inch, 9 wires), P/N C-CEL-10110-10. The
manufacturer is Computer Cable Makers Inc. and cables can be ordered directly
from the manufacturer.
A.2.1.3 Ethernet A and B Ports
The Ethernet A and B ports on the CPU RTC are RJ-45 connectors for 10/100 Mbps.
FIGURE A-11
RJ-45 Ethernet Connector Diagram
TABLE A-18
Signal Interfaces for TTY A and B Port Connectors
TTY A of Dual Connector TTY B of Dual Connector
Pin Signal Pin Signal
P1A DCDA P1B DCDB
P2A RXDA P2B RXDB
P3A TXDA P3B TXDB
P4A DTRA P4B DTRB
P5A DGNDA P5B DGNDB
P6A DSRA P6B DSRB
P7A RTSA P7B RTSB
P8A CTSA P8B CTSB
P9A RIA P9B RIB
1 8