Varec 8315 Series manual Run indicator, Indicator Condition

8300 Troubleshooting

7Troubleshooting

7.1 Overview

This chapter describes the procedures used to isolate hardware faults. Three push- buttons and eight status Led provide verification of TankGate proper operation. If the TankGate is not functioning normally, the user is able to troubleshoot the device by performing one or more procedures using the three push-buttons. These push-buttons and indicators are also described in the Motherboard & I/O Expansion Module Configuration chapter.

7.2Troubleshooting the TankGate

7.2.1LED Displays under normal conditions

Operations are normal if the Run, I/O and On-line indicators are flashing. the table below represents the normal conditions for the Run, Output and On-line indicators.

TankGate LED Indicators

Indicator	Condition
Run	Flashes once every second.
Com	Toggles when the system is receiving data. Idle when not receiving
	data.
TXD	Every P011 causes the TXD LED to toggle
RXD	Lights when a response is received

7.2.1.1Run indicator

The RUN Indicator provides the single most important feedback of proper system operation. When the system functions properly, the RUN Indicator is constantly flashing at a 0.5Hz rate. If this indicator ever goes to a steady state condition, either on or off, some malfunction has occurred. In addition, relative processor loading can be determined

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