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Precision 7960 Rack Service Manual

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System-diagnostic lights

This section lists the system-diagnostic lights of your Precision 7960 Rack.

Table 1. System-diagnostic lightsThe following table provides the system-diagnostic lights of your Precision 7960 Rack.
Blinking pattern Problem description Suggested resolution
LED6 LED5 LED4 LED3 LED2 LED1 LED0
White White White White Blue White White idrac initialization More than 20 minutes in this state.
  1. Change PSU
  2. Replace the system board
White White White Blue White White White System in Standby Mode(S5).
  1. Press Power button
  2. After pressing power button, if system doesn't power on.
  3. Replace the system board
White White Blue White White White Blue PCH doesn't send power on signal. Replace the system board.
Blue Blue Blue Blue Blue Blue Blue System Power On No problem with the system
White White White White White White White CPLD crush Replace the system board.
White White White White White White White CPLD doesn't have V_3P3_SW power. Replace the system board.
Blue Blue Blue White White White White CPU1 power fail Replace the system board.
White White White Blue White Blue Blue CPU1 power fail Replace the system board.
Blue Blue Blue White White White Blue CPU1 power fail Replace the system board.
Blue Blue Blue White White Blue White CPU1 power fail Replace the system board.
Blue Blue Blue White White Blue Blue CPU1 power fail Replace the system board.
Blue Blue Blue White Blue White White CPU1 power fail Replace the system board.
Blue Blue Blue White Blue White Blue CPU1 power fail Replace the system board.
Blue Blue Blue Blue White Blue White CPU2 power fail Replace the system board.
Blue Blue Blue Blue White Blue Blue CPU2 power fail Replace the system board.
Blue Blue Blue Blue Blue White White CPU2 power fail Replace the system board.
White White Blue Blue White Blue White CPU2 power fail Replace the system board.
Blue Blue Blue Blue Blue White Blue CPU2 power fail Replace the system board.
Blue Blue Blue Blue Blue Blue White CPU2 power fail Replace the system board.
Blue Blue Blue Blue Blue Blue Blue CPU2 power fail Replace the system board.
White Blue Blue Blue Blue White Blue Backplane power fail
  1. Replace the system board
  2. Change Backplane power cable
  3. Change Backplane
White Blue Blue Blue Blue Blue White Backplane power fail
  1. Replace the system board
  2. Change Backplane power cable
  3. Change Backplane
White Blue Blue Blue Blue Blue Blue Backplane power fail
  1. Replace the system board
  2. Change Backplane power cable
  3. Change Backplane
Blue White Blue White White White Blue System board power fail Replace the system board.
Blue White Blue White Blue Blue White System board power fail Replace the system board.
Blue White Blue Blue White Blue Blue System board power fail Replace the system board.
Blue White Blue Blue Blue White White System board power fail Replace the system board.
Blue White Blue Blue Blue White Blue OCP board power fail
  1. Replace the system board
  2. Change OCP card
Blue Blue White Blue Blue White White CPU1 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue White Blue Blue White Blue CPU1 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue White Blue Blue Blue White CPU1 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue White Blue Blue Blue Blue CPU1 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue Blue White Blue Blue White CPU2 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue Blue White Blue Blue Blue CPU2 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue Blue Blue White White White CPU2 Memory power fail
  1. Replace the system board
  2. Change Memory
Blue Blue Blue Blue White White Blue CPU2 Memory power fail
  1. Replace the system board
  2. Change Memory
White Blue White White White White White GPU power cable fail
  1. Replace the system board
  2. Change GPU power cable

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