IBM L40 SX Quick Reference page 38

PS/2 Model L40 SX Quick Reference
Using the Car Battery Adapter
|3.1.1.6 Using the Car Battery Adapter
|The Car Battery Adapter is an option that can power the computer. The
|computer is powered by plugging it into the cigarette-lighter socket
|through the Car Battery Adapter. For more information, refer to the
|instructions supplied with the adapter.
¦ Copyright IBM Corp. 1991
3.1.1.6 - 1