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Related Service Procedures
This section provides information about the following:
“Status Indicators”
“How to Run the Diagnostics” on page 421
“Error Log” on page 421
“Checking the Installed Devices List” on page 422
“Password Combinations” on page 422
“How to Run the Low Level Format” on page 423
“PC Test Card LED” on page 423
“Fn Key Combinations” on page 423
“How To Run the Keyboard Diagnostics” on page 424
Status Indicators
The system status indicators show the current computer
status in different colors (green, yellow, and orange).
Symbol Color Meaning
Blinking green Speaker sounds
Green Battery fully
charged
Yellow Battery usable
Orange Battery low, or
if
is green,
the operational
charge cannot
be performed.
Blinking orange Battery almost
depleted
All blinking Battery storage
switch is set off
Orange, green,
or yellow
if
is blinking
twice every 3
seconds, the
battery is
discharging.
Green Battery charging
Orange PC card in-use
Orange Diskette drive
in-use
Orange Hard disk drive
in-use
Green Keys in Num
Lock mode
Green Keys in Caps
Lock mode
Green Keys in Scroll
Lock mode
420 IBM Mobile Systems HMM