Patton electronic 1001MC Benutzerhandbuch

Introduction

Model 1001MC Operations Guide 

This chapter describes troubleshooting and fault analysis that can be performed by the operator. This section 
contains the following sections to help you troubleshoot the 1001MC rack card and NetLink rack cards:

•

Troubleshooting the 100MC rack card (see 

•

Troubleshooting network malfunctions (see 

•

Running test mode diagnostics (see 

•

Replacing a 1001MC rack card (see 

)

If you require more help, refer to chapter 12,

Refer to 

 for 1001MC LED locations and definitions, then refer to 

common symptoms and suggested remedies.

The following information assumes that there is only one failure involv-
ing the Model 1001MC and that if you perform the corrective action 
listed, it will solve the problem. If you are unable to correct a failure, 
refer to chapter 12,

When replacing the 1001MC, follow the procedures cited in section 

Table 15. LED indicators

 Power

Green Power status

On = Power is ON
Off = Power is OFF

 LI

Green Ethernet: Twisted-

pair link indication

On = Connected to active LAN
Off = Not connected to active LAN

TD

Yellow/

Green

Ethernet: Transmit 
data from 1001MC 
to LAN

Yellow = Idle condition
Green = Toggles yellow/green 
with activity

RD

Yellow/

Green

Ethernet: Receive 
data at 1001MC 
from LAN

Yellow = Idle condition
Green = Toggles yellow/green 
with activity

 Poll

Yellow Heartbeat 

indicator

Toggles when packet TX is on the 
backplane bus

Fault

Red

Fault condition

On = Signals hardware fault
Off = No hardware fault