3Com 7600 manual How they are indicated on the LED display, Card System States

7600 Card System States 2-7

7600 Card System	This section describes the different system states of the 7600 Card and
States	how they are indicated on the LED display.

System States and The following Table 2-2 lists the system states of the 7600 Card module LEDs in the first column. The state in which the 7600 Card is currently

operating is displayed by the system status LEDs. Referring to Figure 2-2, these are the three LEDs: P(ower), F(ail), and A(ctive) under the label “SYS” on the left side of the LED panel. Table 2-2 shows the correlation between the current system state and SYS LEDs.

Table 2-27600 Card System States

SYS LED
System	Power (green)	Fail (red)	Active (orange)
Power-up	On	Random	Random
Normal operation	On	Off	Flashing
Hardware fault	On	On	Off
Software fault	On	Off	Not flashing
No power to unit	Off	Off	Off

Figure 2-27600 Card LEDs

Table 2-3 also provides information about the system states but is organized by system status LED. The meaning of each SYS LED mode is described.