POST Error Code FRU/Action
27558, 27559, 27560, 27561 1. PCMCIA TypeII Modem
2. ServerGuardAdapter
27562 1. External Power Control not connected
2. External Power Control
3. ServerGuardAdapter
27563, 27564 1. External Power Control
2. ServerGuardAdapter
275XX 1. Update Diagnostic Software
27801 to 27879 1. Personal Dictation System
2. Adapter
3. System Board
27880 to 27889 1. External FRU
(Speaker,Microphone)
999030X
Hard disk reset failure 1. Possible hard disk drive problem; see
“Hard disk drive boot error” on page
37.
74 HardwareMaintenance Manual