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997 Performs hard reset. For administrator use only. 998 Displays debug information. For administrator use only. 999 Enables or disables assert. For administrator use only. Status Lights for System Appearance Buttons An Access button that is set up for incoming and outgoing calls is called a System Appearance button. The light beside each System Appearance button indicates the status. See Table 7. Table 7 Status Indicator Lights for System Appearance Buttons If the light is The line is Off Avail