HP J9783A User Manual

Index – 5
troubleshooting … 4-1
basic tips … 4-1
checking port configuration … 4-3
checking the console messages … 4-10
checking the LEDs … 4-10
common network problems … 4-1
connecting to fixed full-duplex devices … 4-1
diagnostic tests … 4-10
effects of improper topology … 4-2
effects of non-standard cables … 4-2
link test … 4-11
Ping test … 4-11
Proactive Network tools … 4-9
restoring factory default configuration … 4-12
testing connections to other devices … 4-11
testing end-to-end communications … 4-11
testing the switch … 4-10
testing the twisted-pair cables … 4-11
twisted-pair cable
cross-over cable pin-out … A-12
pin-outs … A-9, A-11, A-13
straight-through cable pin-out … A-11, A-13
switch-to-computer connection … A-11, A-13
switch-to-switch or hub connection … A-12
testing … 4-11
twisted-pair ports
HP Auto-MDIX feature … A-9
V
VT-100 terminal
serial cable connection for … 2-20
W
wall
mounting switch on … 2-12
wiring rules for twisted-pair cables … A-9

HP J9783A Specifications

General

Brand	HP
Model	J9783A
Category	Switch
Language	English