H3C Technologies H3C MSR 20-2X[40] - Manual (Page 14)

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Figure 6 Rear view of an MSR 20-40
(1) FE interface 0 (2) FE interface 1
(3) SIC slot1 (4) SIC slot2
(5) SIC slot3 (6) SIC slot4
(7) Grounding terminal (8) LEDs
Panel LEDs
Description of LEDs on an MSR 20-40 router is as follows:
Table 6 Front panel LEDs of an MSR 20-40 router
LED Description
PWR
Power LED:
• ON means the circuit board supplies power normally.
• OFF means the circuit board does not supply power.
SYS
Hardware system operation LED:
• Blinking means the system is operating normally.
• Steady ON or steady OFF means the system does not operate normally.
CF
CF card LED:
• Steady green means the CF card is in place, and can be identified by the router.
• Blinking green means the CF card is being accessed and cannot be removed.
• Steady yellow means the CF card is in place, but cannot be identified by the router.
• OFF means no CF card is inserted or the CF card cannot be identified.
Table 7 Rear panel LEDs of an MSR 20-40 router
LED Description
LINK
• OFF means no link is present.
• ON means a link is present.
ACT
• OFF means no data is being transmitted or received.
• Blinking means data is being transmitted or received.
ESM0 to 1
• OFF means no ESM is in the ESMx slot.
• Steady green means an ESM is in the ESMx slot and operates normally.
• Steady yellow means an ESM is in the ESMx slot but does not operate normally.