Digital Equipment DECbridge 500, Problem Solving

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4–8 DECbridge 500/600 Series Problem Solving
Table 4–2 (Cont): LED Indicators
LED Symbol Color Normal Description
PHY 1 (A) PHY 1 Green On On -- PHY connection complete
Green Blink -- PHY connection in progress
Red On -- Broken port or Link Confidence
Test (LCT) failure retry loop
Red Blink -- Illegal topology
Off -- Port disabled via management
Red/green Blink -- Standby mode for this port
when connected to concentrator.
PHY 2 (B) PHY 2 Green On On -- PHY connection complete
(Only on Green Blink -- PHY connection in progress
DAS models) Red On -- Broken port or Link Confidence
Test (LCT) failure retry loop
Red Blink -- Illegal topology
Off -- Port disabled via management