
Identifying Problems Using Status LEDs
| System | Board | LED | Description | 
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| FAN | 1 | LED | on | Fan | 1 | 
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 | Note: | A | failing | fan | can | also | cause | the | TEMP | and | DASD | 1 | ||||||
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 | Action: | 
 | Replace | fan | 1. | 
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| FAN | 2 | LED | on | Fan | 2 | 
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 | or | is | operating | too | slowly. | 
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 | Note: | A | failing | fan | can | also | cause | the | TEMP | and | DASD | 1 | ||||||
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 | LEDs | to | be | on. | 
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 | Action: | 
 | Replace | fan | 2. | 
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| TEMP | LED | on | 
 | The | system temperature has | exceeded the | maximum | rating. | |||||||||||||
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 | 1. Check | to | 
 | see | if | a | fan | has | failed. If | it has, | |||||
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 | the | fan. | 
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2.Make sure the room temperature is not too hot. (See Table 11 on page 95)
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| Integrated Voltage RegulatorThe voltage regulator | 
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| Error | LED | on | 
 | failed. | 
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 | Actions: Have the system serviced. | 
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| Secondary | Processor | VRM | The | voltage | regulator | 
 | module | (VRM) | for | the | secondary | 
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| Error | LED | on | 
 | microprocessor | slot | has failed. | 
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 | 1. Turn | 
 | off | the | Netfinity | 5000 | server, | reseat | the | V | ||||||
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 | and | restart | the | Netfinity | 5000 | server. | 
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 | 2. If | 
 | the | problem | persists, | replace | the | VRM. | 
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| Primary Microprocessor ErrorThe | microprocessor | in | 
 | the | primary | microprocessor | slot | has | ||||||||||||
| LED on | 
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 | 1. Turn | 
 | off | the | Netfinity | 5000 | server, | reseat | the | V | ||||||
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 | and restart the Netfinity 5000 server. and restart | |||||||||||||||
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 | the | problem | persists, | replace | the | microproce | ||||||||
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 | If the problem persists, have the system serviced. | |||||||||||||||
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| Secondary | Microprocessor | The | microprocessor | in | 
 | the | secondary | microprocessor slot | ha | |||||||||||
| Error | LED | on | 
 | failed. | 
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 | 1. Turn off the Netfinity 5000 server, reseat the | 
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 | microprocessor, and restart the Netfinity 5000 | 
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| 
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 | 2. If | 
 | the | problem | persists, | replace | the | microproce | ||||||||
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 | If the | problem | 
 | persists, have the system serviced. | ||||||||||||
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| Power | Supply 1 LED | on | 
 | The primary | power | 
 | supply | has | failed. | 
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Action: Have the primary power supply replaced.
| Power Supply 2 LED on | The secondary power supply has failed. | 
Action: Replace the secondary power supply.
Chapter 6. Solving Problems 155
