IBM L40 SX Quick Reference page 76

Commands
All feature items can be accessed either by entering commands or
by running a batch file containing these commands. The following
describes the commands.
Format
PS2 option1 option2
option1:
Value Meaning
Performs a command
SET
Displays the format of all the commands available.
? | Help
option2:
option 1 First Value
[SET] Audio
SET AUTo
[SET] DISK
[SET] DISplay map*
[SET] Keyboard Click
[SET] Keyboard Speed
[SET] LCd
[SET] LCD | CRT*
[SET] LOw battery alarm
SET MAnual
[SET] Modem
[SET] Normal*
— OFf
— ON at
[SET] Parallel
Operating Your Computer
Second Value
ON | OFf
Battery | Performance
XX minutes (0-20)
Color | Mono
ON | OFf
Fast | Med | Slow
XX minutes (0-20)
ON | OFf
20 | 10 | 5
OFf | On
HH:MM:SS
OFf | ON
64