Beep Symptoms (2523)

Beep Symptoms
Symptom / Error    FRU / Action
   Continuous beep.    System Board
   One beep and a blank, 1. LCD Assembly
   unreadable, or flashing LCD. 2. System Board
  3. SIMM Card
  4. DC/DC Card
   One beep, and the message "Boot 1. TPF (in Slot 1)
   source (TPF) cannot be found" 2. System Board (TPF Controller)
   One beep, and the message 1. TPF (in Slot 1)
   "Unable to access boot source" 2. System Board (TPF Controller)
   One long, two short beeps and 1. System Board
   a blank or unreadable LCD. 2. LCD Assembly
   One long beep followed by four 1. Connect an AC adapter
   short beeps each time you press     or install a fully charged
   the power on/off button.     battery.
      Computer cannot power-on due to
      low battery voltage.
   One beep every second. 1. Connect AC
      adapter or install fully charged
      battery (allow computer to complete
      shutdown before changing the
      Computer is shutting down due
      to low battery voltage.
   Two short beeps. 1. POST error.
      See 'Symptom-to-FRU Index'
   Three short beeps. 1. Move computer to a cooler
      Battery or computer high
      temperature threshold has been
   Four short beeps every five seconds  
   and a blank LCD. 1. System Board
  2. SIMM Card
  3. Modem Card

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