23
CPSMC0800-100 PointSystem
™
Chassis
Tech Support: M-F 7am-6pm CST (GMT -6:00) 1-800-260-1312 International:00-1-952-941-7600
Cable Specifications
Null Modem Cable
The Null Modem Cable is used for connecting a terminal or terminal emulator to
the Management Module’s DB-9 connecdtor to access the command-line interface.
The table below shows the pin assignments for the DB9 cable.
Function Mnemonic Pin
Carrier Detect CD 1
Receive Data RXD 2
Transmit Data TXD 3
Data Terminal Ready DTR 4
Signal Ground GND 5
Data Set Ready DSR 6
Request To Send RTS 7
Clear To Send CTS 8
RJ-45 Cable
Category 5:
Gauge: 24 to 22 AWG
Attenuation: 22.0 dB /100m @ 100 MHz
Maximum Cable Distance: 100 meters
• Straight-Through OR Crossover cable may be used.
• Shielded Twisted-Pair(STP) OR Unshielded Twisted-Pair(UTP) may be used.
• All pin pairs (1&2, 3&6, 4&5, 7&8) are active in a Gigabit Ethernet™ network.
• Use only dedicated wire pairs for the active pins:
(e.g., blue/white & white/blue, orange/white & white/orange, etc.)
• Do not use flat or silver satin wire.