IBM Series 1500, Series 1400 manual Power systems checkout, Adapter

ŸDOS Shell

Ÿ Tech Support Form

ŸBattery Rundown

Ÿ View Test Log

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Ÿ Full Erase Hard Drive

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Power systems checkout

To verify the symptom of the power problem on th puter, do the following:

1.Power off the computer.

2.Remove the battery pack.

3.Connect the AC Adapter.

4.Check that power is supplied when you power computer.

5.Power off the computer.

6.Disconnect the AC Adapter and install the char battery pack.

7.Check that power is supplied by the battery when you power on the computer.

If you suspect a power problem, refer the app power supply check listed below:

Ÿ “Checking the AC Adapter”

Ÿ “Checking operational charging” on page 31

Ÿ“Checking the Battery ASM” on page 31

Checking the	AC	Adapter:	You care here
because	the	computer	fails only when the AC Adap
used:

ŸIf the power-on indicator does not turn on, c

power cord of the AC Adapter for correct c and installation.

ŸIf the operational charge does not work, go “Checking operational charging” on page 31.

Unplug the AC Adapter cable from the computer an measure the output voltage at the plug of the A cable. See the following figure:

30 ThinkPad i Series 1400/1500 HMM