IBM 6648 - Manual (Page 101)

POST Error Code FRU/Action
27557
1. 7.2V NiCad Main Battery Pack
2. ServerGuard Adapter
27558, 27559, 27560, 27561
1. PCMCIA Type II Modem
2. ServerGuard Adapter
27562
1. External Power Control not connected
2. External Power Control
3. ServerGuard Adapter
27563, 27564
1. External Power Control
2. ServerGuard Adapter
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 42
Miscellaneous error messages
Message/Symptom FRU/Action
CMOS Backup Battery inaccurate
1. CMOS Backup Battery (see “Safety
information” on page 185)
2. System Board
Changing colors
1. Display
Computer will not power-off. See “Power supply”
on page 30.
1. Power Switch
2. System Board
3. Riser card
Computer will not RPL from server
1. Ensure that network is in startup sequence as
first device or first device after diskette
2. Ensure that network adapter is enabled for
RPL
3. Network adapter (Advise network
administrator of new MAC address)
Chapter 2. Types 6568/6569/6648/6649 87