Installation guide

Cabling Specifications A-13
Serial Cables
J8-73
J8-71
I_CTS/RTS+
I_DSR/DTR+
Twisted pair #8 <—
<—
CTS
DSR
J2-5
J2-6
J8-62
J8-61
IO_DCD/DCD+
SIG_GROUND
Twisted pair #6 <— DCD
SIG GND
J2-8
J2-7
J8-59 IO_TXC/TXC+
Not used
Twisted pair #5 <— TXC
Not used
J2-15
J2-7
J8-57 I_RXC/TXCE+
NOT USED
Twisted pair #4 <— RXC
Not used
J2-17
J2-7
J8-69
J8-68
O_LL/NIL+
SIG_GROUND
Twisted pair #9 —> LTST
SIG GND
J2-18
J2-7
J8-53 O_TXCE/RXC+
Not used
Twisted pair #2 —> TXCE
Not used
J2-24
J2-7
SHIELD_GROUND Braid SHIELD GND J3-1
J8-100 O_TXD/RXD+
Not used
Twisted pair # 1 —> TXD
Not used
J3-2
J3-7
J8-96 I_RXD/TXD+
Not used
Twisted pair #3 <— RXD
Not used
J3-3
J3-7
J8-85
J8-87
O_RTS/CTS+
O_DTR/DSR+
Twisted pair #7 —>
—>
RTS
DTR
J3-4
J3-20
J8-78
J8-80
I_CTS/RTS+
I_DSR/DTR+
Twisted pair #8 <—
<—
CTS
DSR
J3-5
J3-6
J8-89
J8-90
IO_DCD/DCD+
SIG_GROUND
Twisted pair #6 <— DCD
SIG GND
J3-8
J3-7
J8-92 IO_TXC/TXC+
Not used
Twisted pair #5 <— TXC
Not used
J3-15
J3-7
Table A-7 Low-Speed EIA/TIA-232 DTE Compact Octal Serial Cable Pinouts
Router End (200-Position Plug) Network End (25-Pin Connectors)
Pin Signal Note Direction Signal Pin