IBM TotalStorage SAN256N Director 2045-N16, Руководство по установке и обслуживанию, Страница: 133 / 157

Appendix A. Data collection and troubleshooting
113
Power system troubleshooting
Indications of problems with the power system may come from four sources:
• LEDs on the power supplies.
• Sys Pwr A / Sys Pwr B LEDs on the TCM board
• The 16-character scrolling display near the bottom of the TCM board.
• The Enterprise Manager alarm log.
Power system problem indications and solutions
The following is a list of possible problem indications, descriptions of the problems, a
probable cause, and an action to take
117 CBTF Run Comprehensive TFIO Cyclone Autoboot
118 BBTS Run TSW Cyclone Autoboot
119 BPSN Boot - Serial # to DPRAM
123 BTUB Boot - Init TFIO UPM B Settings
124 BTIF Boot - Init TFIO3 ASIC
125 CFE3 Run Comprehensive FCC3 Eth PHY Loopback
126 DMAN Mem-to-Mem DMA Test
127 DMAT Mem-to-TFIO & TFIO-to-Mem DMA Test (FPGA or ASIC)
Table 15. Power system problem indications, solution 1
No AC Power to the Power Supplies
Problem Summary AAC power is not available at the SAN256N power supply
AC input receptacles. AC and DC LEDs are Off. Enterprise
Manager indicates “installed state”.n error condition has
occurred with a port connection. An error condition is
reported on the Enterprise Manager.
Probable Cause Customer circuit breakers may be Off, the SAN256N
director power supplies may not be plugged in to the
customer’s power receptacles, the SAN256 power supply
line cords may not be fully plugged into the power supply
AC inlet receptacles, or the SAN256 power cords,
customer’s circuit breakers, or customer’s power
receptacles may be faulty.
Table 14. TCM/TFIO/TSW board boot blink codes (Continued)
Heartbeat LED
Blink Count
Pattern
Error Code Description