Troubleshooting And Maintenance - Rockwell Automation Allen-Bradley PanelView 300 Instructions D'installation

20 PanelView 300 Micro Terminal

Troubleshooting and Maintenance

The troubleshooting chart below lists common operating problems, causes and
corrective steps.
Problem
Terminal does not powerup
Application File will not
download (first download)
Application File will not
download (subsequent
downloads)
No communication with
MicroLogix, ControlLogix, SLC
or PLC controller.
No communication with
controller but Comm indicator
is active.
Clock Module Battery Low
message displayed.
Screen objects do not
function.
41061-156-01(A)
Causes
1. Improper connection to
power source.
2. Incorrect input voltage level.
3. Power terminal block
removed.
4. DC power wires reversed.
1. Communication cable
disconnected.
2. Incorrect baud rate or
communication settings.
3. Incorrect computer COM
port selection.
1. Incorrect communication or
baud rate settings.
1. Communications Comm
fault.
2. Incorrect baud rates.
3. Controller not in run mode.
4. Incorrect terminal node and
max node addresses.
1. Incorrect node address of
controller.
2. Inhibit bit set as default on
PLC channel status screen.
1. Internal parameters corrupt.
2. Clock module battery failure.
1. Communication problem.
Corrective Action
1. Verify correct voltage at
power terminals.
2. Verify power source output
is between 11 - 30V dc.
3. Snap power terminal block
onto base on back of
terminal.
4. Connect DC power positive
and negative wires to
correct terminals.
1. Check communication cable
type and connections.
2. Verify computer and
terminal are set to same
communication settings.
3. Verify correct COM port
number in WinPFT or
PanelBuilder32 software.
1. Verify computer and
terminal have same
communication settings.
Change settings in
Communication setup
screen of terminal.
1. Check Comm indicator. See
page 19.
2. Verify controller and
terminal set to same baud.
3. Place controller in run mode.
4. Verify node addresses.
1. Verify node address of
controller.
2. Change inhibit bit setting.
1. Reload application and cycle
power to terminal.
2. Replace terminal.
1. Check status of Comm
indicator.