Symbol
Color
Meaning
(3) 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.
(4) 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.
(5) Power on
Green
The computer is
operational. This indicator is
on when the computer is
on.
(6) Battery status
Green
Enough battery power
remains for operation.
Blinking
green
The battery power charges
up to 80% full power
Blinking
orange
The battery pack needs to
be charged
Orange
The battery pack is being
charged.
(7) Standby mode
Green
The computer is in standby
mode
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
)
54
ThinkPad R30/R31 HMM
Summary of Contents for ThinkPad R30
Page 1: ...ThinkPad R30 R31 Hardware Maintenance Manual...
Page 4: ...iv ThinkPad R30 R31 HMM...
Page 73: ...1 Step Size Quantity Color Torque 1 M2 5 x L10 7 Black 3 2 kgf cm 2 MT 2656 2657 2676 67...
Page 89: ...MT 2656 2657 2676 83...
Page 119: ...1 Step Size Quantity Color Torque 1 M2 5 x L10 2 Black 3 2 kgf cm 2 3 4 MT 2656 2657 2676 113...
Page 141: ...MT 2656 2657 2676 135...
Page 143: ...3 Memory slot door 4 Docking connector MT 2656 2657 2676 137...
Page 181: ...1 2 Step Size Quantity Color Torque 2 M2 x L6 3 Silver 1 6 kgf cm 3 4 MT 2656 2657 2676 175...
Page 198: ...3 Memory slot door 4 Docking connector 192 ThinkPad R30 R31 HMM...