IBM THINKPAD S05L-1270-01 - Manual (Page 575)

Icon Meaning
1 Speaker
2 Remaining battery
3 (left) Secondary battery status
3 (right) Main battery status
4 Diskette drive in-use
5 Hard disk in-use
6 Numeric lock
7 Caps lock
8 Scroll lock
Running the Diagnostics
Use either the TrackPoint III or the cursor-moving keys to
interact with the tests. The Enter key works the same as
selecting the OK icon to reply OK.
The following are required:
FDD: Erasable 2HD diskette
Parallel: Wrap plug (P/N 72X8546)
Serial: Wrap plug (P/N 72X8546)
PCMCIA: PC Test Card (P/N 35G4703)
CDROM: Any CD (data CD is recommended)
DVD: Any CD (don't use DVD disc, but use data
CD)
USB: USB-Parallel Wrap Cable (P/N 05K2580)
ThinkPad 770 (9548, 9549) 563