Lenovo ThinkPad 390X Hardware Maintenance Manual (November 1999): ThinkPad 390 - Page 47

Error Messages, No Beep Symptoms

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Error Messages Symptom/Error FRU/Action in Sequence Device Address Conflict 1. Load Setup Defaults in BIOS Setup Utility. 2. Backup battery (RTC) 3. System board Allocation Error for: device 1. Load Setup Defaults in BIOS Setup Utility. 2. Backup battery (RTC) 3. System board Failing Bits: nnnn 1. DIMM 2. BIOS ROM 3. System board Invalid System Configuration Data 1. Load Setup Defaults in BIOS Setup Utility. 2. BIOS ROM 3. System board I/O device IRQ conflict 1. Load Setup Defaults in BIOS Setup Utility. 2. Backup battery (RTC) 3. System board Operating system not found 1. Enter BIOS Setup Utility and see if the hard disk drive and diskette drive A: are properly identified. 2. Diskette drive 3. Hard disk drive 4. System board Critical battery low Save your work; then connect the AC Adapter to the computer to recharge the battery. ERROR EDO RAM exist, system halt! Non PC100 SDRAM exist, system halt! 1. DIMM 2. System board No Beep Symptoms Symptom/Error FRU/Action in Sequence No beep, power-on indicator on, LCD blank, no POST Ensure every connector is connected tightly and correctly. DIMM Reseat CPU card. CPU card System board ThinkPad 390X / i 1700 HMM 41

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Error Messages
Symptom/Error
FRU/Action in Sequence
Device
Address Con-
flict
1.
Load Setup Defaults in BIOS Setup
Utility.
2.
Backup battery (RTC)
3.
System board
Allocation
Error for:
device
1.
Load Setup Defaults in BIOS Setup
Utility.
2.
Backup battery (RTC)
3.
System board
Failing Bits:
nnnn
1.
DIMM
2.
BIOS ROM
3.
System board
Invalid System
Configuration
Data
1.
Load Setup Defaults in BIOS Setup
Utility.
2.
BIOS ROM
3.
System board
I/O device IRQ
conflict
1.
Load Setup Defaults in BIOS Setup
Utility.
2.
Backup battery (RTC)
3.
System board
Operating
system not
found
1.
Enter BIOS Setup Utility and see if
the hard disk drive and diskette drive
A: are properly identified.
2.
Diskette drive
3.
Hard disk drive
4.
System board
Critical battery
low
Save your work; then connect the AC
Adapter to the computer to recharge the
battery.
ERROR EDO
RAM exist,
system halt!
Non PC100
SDRAM exist,
system halt!
1.
DIMM
2.
System board
No Beep Symptoms
Symptom/Error
FRU/Action in Sequence
No beep, power-on
indicator on, LCD
blank, no POST
±
Ensure every connector is
connected tightly and cor-
rectly.
±
DIMM
±
Reseat CPU card.
±
CPU card
±
System board
ThinkPad 390X / i 1700 HMM
41