5-20 Problem Solving
STATUS LED
Error Message Color State Suspected module Description Procedure
CPU0 +1.5v Alm
07 Amber Blink CPU module #1 1.5-V power voltage alarm (upper
limit)
CPU0 +1.5v Alm
09 Amber Lit CPU modul e #1 Fatal 1.5-V power voltage alarm
(upper limit)
CPU0 +2.5vAlm 00 Amber Blink CPU module #1 2.5-V power voltage alarm (lower
limit)
CPU0 +2.5vAlm 02 Amber Lit CPU module #1 Fatal 2.5-V power voltage alarm
(lower limit)
CPU0 +2.5vAlm 07 Amber Blink CPU module #1 2.5-V power voltage alarm (upper
limit)
CPU0 +2.5vAlm 09 Amber Lit CPU m odule #1 Fatal 2.5-V power voltage alarm
(upper limit)
CPU0 +2.5VcAlm
00 Amber Blink CPU module #1 2.5-V power voltage alarm (lower
limit)
CPU0 +2.5VcAlm
02 Amber Lit CPU module #1 Fatal 2.5-V power voltage alarm
(lower limit)
CPU0 +2.5VcAlm
07 Amber Blink CPU module #1 2.5-V power voltage alarm (upper
limit)
CPU0 +2.5VcAlm
09 Amber Lit CPU module #1 Fatal 2.5-V power voltage alarm
(upper limit)
CPU0 +3.3vAlm 00 Amber Blink CPU module #1 3.3-V power voltage alarm (lower
limit)
CPU0 +3.3vAlm 02 Amber Lit CPU m odule #1 Fatal 3.3-V power voltage alarm
(lower limit)
CPU0 +3.3vAlm 07 Amber Blink CPU module #1 3.3-V power voltage alarm (upper
limit)
CPU0 +3.3vAlm 09 Amber Lit CPU module #1 Fatal 3.3-V power voltage alarm
(upper limit)
CPU0 +3.3vsAlm
00 Amber Blink CPU module #1 3.3-V power voltage alarm (lower
limit)
CPU0 +3.3vsAlm
02 Amber Lit CPU module #1 3.3-V power voltage alarm (lower
limit)
CPU0 +3.3vsAlm
07 Amber Blink CPU module #1 Fatal 3.3-V power voltage alarm
(upper limit)
CPU0 +3.3vsAlm
09 Amber Lit CPU module #1 Fatal 3.3-V power voltage alarm
(upper limit)
CPU0 +5.0vAlm 00 Amber Blink CPU module #1 5-V power voltage alarm (lower
limit)
CPU0 +5.0vAlm 02 Amber Lit CPU module #1 Fatal 5-V power voltage alarm
(lower limit)
CPU0 +5.0vAlm 07 Amber Blink CPU module #1 5-V power voltage alarm (upper
limit)
CPU0 +5.0vAlm 09 Amber Lit CPU module #1 Fatal 5-V power voltage alarm
(upper limit)
CPU0 +5.0vsAlm
00 Amber Blink CPU module #1 5-V power voltage alarm (lower
limit)
CPU0 +5.0vsAlm
02 Amber Lit CPU module #1 Fatal 5-V power voltage alarm
(lower limit)
CPU0 +5.0vsAlm
07 Amber Blink CPU module #1 5-V power voltage alarm (upper
limit)
CPU0 +5.0vsAlm
09 Amber Lit CPU module #1 Fatal 5-V power voltage alarm
(upper limit)
CPU0 broken Green Blink CPU module #1 CPU module breakdown
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