IBM 1400 (2611) Indicator-Related Symptoms, Power-Related Symptoms, Memory-Related Symptoms

Indicator-Related Symptoms
Symptom/Error FRU/Action in Sequence
Indicator incorrectly
remains off or on, but
system runs cor-
rectly.
Reconnect the indicator board
connector.
Indicatorboard
Power-Related Symptoms
Symptom/Error FRU/Action in Sequence
Power shuts down
during operation.
Go to “Power Systems
Check” on page 111.
ACAdapter
Batterypack
AudioPCB
DC/DCcharger
Systemboard
The system doesn't
power on.
Go to “Power Systems
Check” on page 111.
ACAdapter
DC/DCcharger
Systemboard
The system doesn't
power off.
Go to “Power Systems
Check” on page 111.
Hold and press the power
switch for more than 4
seconds.
DC/DCcharger
Systemboard
Battery can't be
charged.
Go to “Power Systems
Check” on page 111.
Batterypack
DC/DCcharger
Systemboard
Memory-Related Symptoms
Symptom/Error FRU/Action in Sequence
Memory count (size)
appears different
from the actual size.
Go to “Memory Check” on
page 113.
Enter BIOS Utility and
execute "Load Setup Default
Settings"; then reboot the
system.
DIMM
Systemboard
128 ThinkPad i Series 1400 HMM