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Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
Chapter 1 General Troubleshooting
1.12 Power and LED Tests
Note Odd-numbered pins always connect to a white wire with a colored stripe.
1.12 Power and LED Tests
This section provides symptoms and solutions for power supply problems, power consumption, and LED
indicators.
1.12.1 Power Supply Problems
Symptom Loss of power or low voltage, resulting in a loss of traffic and causing the LCD clock to reset
to the default date and time.
Table 1-34 describes the potential causes of the symptom and the solutions.
3 White/green 3 Receive Data + 1
4Blue 1— 4
5 White/blue 1 — 5
6 Green 3 Receive Data – 2
7 White/brown 4 — 7
8Brown 4— 8
Table 1-33 Cross-Over Cable Pinout (continued)
Pin Color Pair Name Pin