Lenovo NetVista Hardware Maintenance Manual for NetVista 6018, 6058, 6059, 626 - Page 181
Miscellaneous error messages, External Power Control not connected
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POST Error Code 27557 27558, 27559, 27560, 27561 27562 27563, 27564 275XX 27801 to 27879 27880 to 27889 999030XHard disk reset failure FRU/Action 1. 7.2V NiCad Main Battery Pack 2. ServerGuard Adapter 1. PCMCIA Type II Modem 2. ServerGuard Adapter 1. External Power Control not connected 2. External Power Control 3. ServerGuard Adapter 1. External Power Control 2. ServerGuard Adapter 1. Update Diagnostic Software 1. Personal Dictation System 2. Adapter 3. System Board 1. External FRU (Speaker, Microphone) 1. Possible hard disk drive problem; see "Hard disk drive boot error" on page 123. Miscellaneous error messages Message/Symptom CMOS Backup Battery inaccurate Changing colors Computer will not power-off. See "Power supply" on page 108. Computer will not RPL from server FRU/Action 1. CMOS Backup Battery (see "Safety information" on page 185) 2. System Board 1. Display 1. Power Switch 2. System Board 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 3. Types 6058/6059/6269/6578/6579 167