Memory
1. If two DIMMs are installed, remove
one of them and run Memory Test -
Quick(Diagnostics).
2. If the problem does not recur,
replace the DIMM, remove the other
one, and run the test again.
3. If the test does not detect the error,
run Memory Test - Full(Diagnos-
tics).
Fan
1. Turn on the computer and check the
air turbulence at the louver near the
power switch.
2. In Other Devices (Diagnostics),
run IBM Fan
Fn key combinations
The following table shows the function of each combination
of Fn with a function key.
The Fn key works independently from the operating
system.
Key Combi-
nation
Result
Fn + F1
Reserved.
Fn + F2
Reserved.
Fn + F3
Standby mode.
Fn + F4
Suspend mode.
Fn + F5
Reserved.
Fn + F6
Reserved.
Fn + F7
Switch between the LCD, the external
monitor, and both the LCD and external
monitor.
Fn + F8
Reserved.
Fn + F9
Reserved.
Fn + F12
Hibernation mode.
Fn + PgUp
ThinkLight On/Off.
Fn + Home
The LCD becomes brighter.
Fn + End
The LCD becomes less bright.
ThinkPad X20
35
Summary of Contents for ThinkPad X20
Page 1: ...IBM Mobile Systems ThinkPad X20 Series computer Hardware Maintenance Manual June 2000 ...
Page 2: ...IBM Mobile Systems ThinkPad X20 Series computer Hardware Maintenance Manual June 2000 IBM ...
Page 3: ...i ...
Page 36: ...30 ThinkPad X20 ...
Page 58: ...1060 Mini PCI adapter Battery pack 1010 Keyboard assembly 1050 6 52 ThinkPad X20 ...
Page 60: ...1080 LCD assembly Battery pack 1010 Keyboard assembly 1050 1 ThinkP ad 2 54 ThinkPad X20 ...
Page 69: ...Step Screw quantity Torque 1 M2 3 5mm 2 BK 19 6 Ncm 2 kgfcm ThinkPad X20 63 ...
Page 71: ...1 Step Screw quantity Torque 1 M2 3 5mm 2 BK 19 6 Ncm 2 kgfcm ThinkPad X20 65 ...
Page 84: ...78 ThinkPad X20 ...
Page 86: ...IBM Part Number 19K6850 Printed in U S A 19K685ð ...