3Com S24x, S27x, S26x installation manual Numeric Status Service Description/Comments

Numeric	Status	Service	Description/Comments
Display (continued)	LED	LED
48	OFF	ON	FLASH write failure
49	OFF	ON	Read error on Port 6
60	OFF	ON	Local DRAM exhausted
8.8.	ON	OFF	PBIST (~3 seconds)
(Blank)	OFF	OFF	PBIST lamp-off test (~.5 seconds)
L0	OFF	OFF	Load Phase 0—PROM IPL loads the FLASH
			IPL image, (~ 1 second)
L1	OFF	OFF	Load Phase 1—FLASH IPL decompresses and
			loads the FBIST image (~ 1 second)
(Rotating segments)	ON	OFF	FBIST lamp test (~ 2 seconds)
L2	OFF	OFF	Load Phase 2—FLASH IPL decompresses and
			loads the ONS image (several seconds)
L3	OFF	OFF	Load Phase 3—STARTUP inventories the
			modules in ONS image (~ 3 seconds)
L4	OFF	OFF	Load Phase 4—SYSINIT inits memory mgmt.
			and all ONS modules (~10 seconds)
CR	OFF	ON	PathBuilder S24x, 26x, and 27x switch has
			crashed
(Blank with flashing	OFF	OFF	Normal system operation
dashes)

Note

During a warm start, display sequencing starts with the “L2” code.

C-2 PathBuilder S24x, 26x, and 27x Switch Error Codes