Lenovo ThinkPad i Series 1400 Hardware Maintenance Manual (August 1999) - Page 132

Drive in the System Secu, Go to Hibernation Mode

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Beep Symptoms Symptom/Error FRU/Action in Sequence Five short beeps, power-on indicator turns on then off and LCD is blank. Ensure that "System Boot Drive" in the "System Security" menu of the BIOS Utility is not set to Drive A'. Battery Four short beeps every minute and system doesn't enter hibernation mode. Go to "Hibernation Mode" on page 121. Hard disk connection board Hard disk drive System board No Beep Symptoms Symptom/Error FRU/Action in Sequence Insert system diskette and press key to reboot. Ensure that "System Boot Drive" in the "System Security" menu of the BIOS Utility is not set to "Drive A". Ensure the diskette drive configuration in the "Basic System Settings" menu of the BIOS Utility is not set correctly. Diskette drive cable Diskette drive Hard disk connection board Hard disk drive System board No beep, power-on indicator turns off and LCD is blank. Power source (battery and adapter). See "Power Systems Check" on page 111. Ensure every connector is connected tightly and correctly. DC/DC charger Battery pack AC Adapter System board No beep, power-on indicator turns on and LCD is blank. Power source (battery and adapter). See "Power Systems Check" on page 111. Reconnect the LCD connector DC/DC charger Processor board Reconnect the DIMM. System board 124 ThinkPad i Series 1400 HMM

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Beep Symptoms
Symptom/Error
FRU/Action in Sequence
Five short beeps,
power-on indicator
turns on then off and
LCD is blank.
±
Ensure that "System Boot
Drive" in the "System Secu-
rity" menu of the BIOS Utility
is not set to Drive A‘.
±
Battery
Four short beeps
every minute and
system doesn't enter
hibernation mode.
±
Go to “Hibernation Mode” on
page 121.
±
Hard disk connection board
±
Hard disk drive
±
System board
No Beep Symptoms
Symptom/Error
FRU/Action in Sequence
Insert system diskette
and press
<
Enter>
key to reboot.
±
Ensure that "System Boot
Drive" in the "System Secu-
rity" menu of the BIOS Utility
is not set to "Drive A".
±
Ensure the diskette drive con-
figuration in the "Basic
System Settings" menu of the
BIOS Utility is not set cor-
rectly.
±
Diskette drive cable
±
Diskette drive
±
Hard disk connection board
±
Hard disk drive
±
System board
No beep, power-on
indicator turns off and
LCD is blank.
±
Power source (battery and
adapter). See “Power
Systems Check” on
page 111.
±
Ensure every connector is
connected tightly and cor-
rectly.
±
DC/DC charger
±
Battery pack
±
AC Adapter
±
System board
No beep, power-on
indicator turns on and
LCD is blank.
±
Power source (battery and
adapter). See “Power
Systems Check” on
page 111.
±
Reconnect the LCD connector
±
DC/DC charger
±
Processor board
±
Reconnect the DIMM.
±
System board
124
ThinkPad i Series 1400 HMM