IBM ThinkPad 340 Series Hardware Maintenance Manual page 238

Related Service Procedures
This section provides information about the following:
"Status Indicators"
"How to Run the Diagnostics" on page 229
"Error Log" on page 229
"Checking the Installed Devices List" on page 230
"Password Combinations" on page 230
"How to Run the Low Level Format" on page 230
"PC Test Card LED" on page 231
"Fn Key Combinations" on page 231
"How To Run the Keyboard Diagnostics" on page 231
Status Indicators
The system status indicators show the current computer
status in different colors (green, yellow, and orange).
Symbol
228
IBM Mobile Systems HMM
Color
Blinking green
Green
Yellow
Orange
Blinking orange
Blinking green,
yellow, and
orange
Green
Orange
Orange
Orange
Green
Green
Green
Meaning
Speaker sounds
(Does not sound
for Models 355,
355Cs, 360,
360Cs, and
370C.)
Battery fully
charged
Battery usable
Battery low
Battery almost
depleted
Battery storage
switch is set off
Battery charging
PC card in-use
Diskette drive
in-use
Hard disk drive
in-use
Keys in Num
Lock mode
Keys in Caps
Lock mode
Keys in Scroll
Lock mode