Symbol Color Meaning
(5) Caps lock Green Caps Lock mode is
enabled. All alphabetic
characters
(A-Z)
are
entered in capital letters
without the Shift key
being pressed. You
enable or disable the
Caps Lock mode by
pressing the Caps Lock
key.
(6) Scroll lock Green Scroll Lock mode is
enabled. The Arrow
keys can be used as
screen-scroll function
keys. The cursor cannot
be moved with the
Arrow keys.
Not all
application programs
support this function.
You enable or disable
Scroll Lock mode by
pressing the ScrLk key.
(7) Power on Green The computer is opera-
tional. This indicator is
on when the computer is
on.
FRU tests: The following table shows the applicable
test for each FRU using PC-Doctor.
FRU Applicable test
System board 1. CPU/Coprocessor (Diagnostics)
2. System board (Diagnostics)
Power Battery (Diagnostics)
LCD unit 1. Video Adapter (Diagnostics)
2. Video (Interactive Tests)
Modem 1. Make sure the modem set up
correctly.
2. Replacing the modem jack and
modem card one at a time, run
the modem tests in Other
Devices (Diagnostics)
Audio Internal Speaker (Interactive Tests)
Stereo Speaker (Interactive Tests)
Speaker System beeper: Internal Speaker
(Interactive Tests)
PC Card slots System board (Diagnostics)
Keyboard 1. Keyboard (Diagnostics)
2. Keyboard (Interactive Tests)
ThinkPad i Series 1400/1500 111
