# Viewing system logs using EDM

Use the following procedure to display system log information.

## Procedure steps

1. From the navigation tree, double-click Edit.

2. In the Edit tree, double-click Diagnostics.

3. In the Diagnostics tree, double-click System Log.

4. In the work area, click the System Logs tab.

## Variable definitions

Use the data in the following table to help you understand the system log display.

Variable | Value
--- | ---
OrigUnitNumber | Indicates the slot or unit number of the originator of a log message.
MsgTime | Indicates the time (in one hundredths of a second) between system initialization and the appearance of a log message in the system log.
MsgIndex | Indicates a sequential number the system assigns to a log message when it enters the system log.
MsgSrc | Indicates whether a log message was loaded from non-volatile memory at system initialization or was generated since system initialization.
MsgString | Indicates the log message originator and the reason the log message was generated.