Lucent Technologies 9077 16S - Manual (Page 26)

1-10 October 22, 1999 SP Switch Router Adapter Guide - 1.4 Update 2
Introduction to the SP Switch Router Adapter card
SP Switch Router Adapter card LEDs
• TX HB (green)
• TX ST0 (green)
• TX ST1 (amber)
• TX ERR (amber)
• ON At reset, all LEDs are lit for 1/2 second
• ON as part of on-board diagnostics.
• ON Also tests that LEDs are working.
• ON
• OFF ERROR - During a boot or reset, this pattern indicates
• OFF a checksum error is detected in
• OFF flash memory.
• ON
• ON ERROR - During a boot or reset, this pattern indicates
• OFF that the SRAM fails the memory test.
• ON
• OFF
• ON -> OFF - During loading, HB and TX ST1 flash
• OFF as each section of the code loads.
• OFF
• ON -> OFF
Table 1-1. SP Switch Router Adapter card LED activity during boot and reset (continued)
LED Description