IBM Thinkpad 570 And 570e Manual

Product overview
  Status indicators
The system status indicators show the current computer
status in different colors (green or orange):
SymbolColorMeaning

1BatteryGreenThe battery is fully charged.
OrangeThe battery is charging.
Blinking
orangeThe battery needs charging.

2Suspend
ModeGreenSuspend mode
Blinking
greenEntering suspend mode

3Hard Disk
In UseOrangeData is read from or written
to the hard disk drive.

4Numeric
LockGreenThe numeric keypad on the
keyboard is enabled.

5Caps...

Product overview
  Structure
The following illustration shows the overall organization if
the FRUs.
38ThinkPad 570 and 570E Hardware Maintenance
Manual   

Product overview
The following table shows the test for each FRU.
FRUApplicable test
System
board 1.Diagnostics-->
CPU/Coprocessor
2.Diagnostics --> Systemboard
PowerDiagnostics --> Battery
LCD unit 1.Diagnostics--> Video Adapter
2.Interactive Tests --> Video
Modem1. Make sure the modem sets up
correctly.
2. Replacing the modem jack and
modem card one at a time, run
the modem test in Other Devices
(Diagnostics)
Audio1.Interactive Tests --> Monaural
Speaker
2.Diagnostics --> Systemboard
Speaker 
System...

Product overview
FRUApplicable test
Diskette
drive1.Diagnostics --> Diskette Drive
2.Interactive Tests --> Diskette
CD-ROM
or DVD
drive (in
the
UltraBase)Interactive Tests --> CD-ROM/DVD
JoystickInteractive Tests --> Joystick
Memory1. If a DIMM is installed, remove it
and run Memory Test - Quick
(Diagnostics).
2. If the problem does not recur,
replace the DIMM and run the test
again.
3. If the test does not detect the
error, run Memory Test - Full
(Diagnostics).
Fan1. Turn on the computer and check
the...

Product overview
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. The operating system obtains the status through
the system management interface to control the system.
Key
combinationDescription
Fn + F1Reserved.
Fn + F2Turn the Fuel Gauge display on or
off.
Fn + F3Turn standby mode on.
Fn + F4Turn suspend mode on.
Fn + F5Reserved.
Fn + F6Reserved.
Fn + F7Switch between the LCD and an...

Symptom-to-FRU index
  Symptom-to-FRU index
The symptom-to-FRU index lists symptoms and errors and
their possible causes. The most likely cause is listed first,
in boldface type.
 Note 
Do the FRU replacement or other actions in the
sequence shown in the “FRU/Action in Sequence”
column. If a FRU replacement does not solve the
problem, put the original part back in the computer.
Do not replace a nondefective FRU.
This index can also help you determine, during regular
servicing, what FRUs are liking to...

Symptom-to-FRU index
Symptom or errorFRU or action, in
sequence
0220
Monitor type does not match
CMOS1.Load Setup Defaults
in IBM BIOS Setup
Utility.
0230
Shadow RAM failure at
offset nnnn 1.System board.
0231
System RAM failure at
offset nnnn 1.DIMM.
 2. System board.
0250
System battery is
dead—replace and run
setup1.Replace the backup
battery and run IBM
BIOS Setup Utility to
reset the time and
date.
0251
System CMOS checksum
bad—Default configuration
used1.Replace the backup
battery. and run IBM
BIOS...

Symptom-to-FRU index
Symptom or errorFRU or action, in
sequence
02F5
DIMM test failure 1.DIMM.
 2. System board.
02F6
Software NMI failure 1.DIMM.
 2. System board.
02F7
Fail—safe timer NMI failure 1.DIMM.
 2. System board.
  Error messages
Symptom or errorFRU or action, in
sequence
Device address conflict1.Load Setup Defaults
in IBM BIOS Setup
Utility.
 2. Backup battery.
 3. System board.
Allocation error for: device1.Load Setup Defaults
in IBM BIOS Setup
Utility.
 2. Backup battery.
 3. System board....

Symptom-to-FRU index
  Beep symptoms
No beep symptoms
Symptom or errorFRU or action, in
sequence
One beep and a blank,
unreadable, or flashing LCD1.Reseat the LCD
connector
 2. LCD assembly
 3. System board
One long and two short
beeps, and a blank or
unreadable LCD 1.System board.
 2. LCD assembly.
Two short beeps with error
codesPOST error. See
“Numeric error codes” on
page 42.
Two short beeps with blank
screen 1.System board.
Symptom or errorFRU or action, in
sequence
No beep, power-on indicator
on,...

Symptom-to-FRU index
Symptom or errorFRU or action, in
sequence
No beep, power-on indicator
on, and a blank LCD during
POST 1.System board.

LCD backlight not
working

LCD too dark

LCD brightness cannot
be adjusted

LCD contrast cannot
be adjusted1.Reseat the LCD
connectors..
 2. LCD assembly.
 3. System board.
 
LCD screen
unreadable
 
Characters missing
pixels
 
Screen abnormal

Wrong color displayed1.See important note
for “LCD-related
symptoms.” .
2. Reseat all LCD
connectors.
 3. LCD assembly.
 4....