IBM 240 manual Indicator problems, Battery problems

Troubleshooting charts

Indicator problems

Problem				Action
The	battery	status		indiThe- over-current protection			device inside the battery pack	has been activated
cator does		not	go	onWait several	hours and	try	again. If the indicator still	does not go on, rep
even	though	a	batterybattery pack		or have	the	computer serviced.
pack is installed in the
computer.

Battery problems

Problem			Action
The	battery pack		cannotThe battery		pack	might	be over-discharged. Do	the	following:
be	fully	charged	in 4	off	the	computer.
			1. Turn
hours by the power-off
charging		method.	2. Make	sure	that	the	over-discharged battery	pack	is in the computer.

3. Connect the AC Adapter to the computer and let it charge.

			If the	battery	pack	cannot be fully charged in	24	hours,	use	a new batter
Your	computer	shuts Repeat		discharging	and	charging the battery pack	at	least	three	times.
down	before	the	battery
status indicator			shows
empty.

-or-

Your computer operates after the battery status indicator shows empty.

The computer does notThe over-current protective function in the battery pack might be activated. T operate with a fullyoff the computer for 1 minute to reset this function; then turn it back on a charged battery pack.

The	operating	time forDischarge and recharge the battery pack. If the problem still persists, use
fully	charged	batterybattery pack.
pack	is short.
The	battery	pack cannotThe	battery	pack	might not	be	able	to	charge when	it	is hot. In that case
be	charged.	it from the computer and leave					it	at	room temperature		for a while. After it
		down,	reinstall	and	recharge	it.	If	it	still cannot	be	charged, have it servi

Chapter 4. Solving computer problems97