- for IBM ThinkPad:
T40 T40p T41 T41p T42 T42p T43 T43p T60 T60p and/or R50 R51 R52 R60 R61
- for IBM ThinkPad:
X40 X41 Tablet X60 X60s
- Must meet any of these conditions:
● the battery status LED will be orange and blink constantly, when battery is inserted
● it will not charge, or display any info on it
● in Power Manager or Battery Maximizer it will say "ERROR"






