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Error
Code
Message
FRU/Action in Sequence
021
Keyboard
Error or
Keyboard Not
Connected
Note: The
message only
appears for a
few seconds.
1. Go to “Keyboard and
External Input Device
Checkout” on page 5.
2. Ensure that the keyboard
switch is correctly set.
3. Reseat the keyboard
flexible cables.
4. Replace the keyboard
connection board.
5. Replace the keyboard
assembly.
6. Replace the system board.
022
Keyboard
Locked
Note: The
message only
appears for a
few seconds.
1. Go to “Keyboard and
External Input Device
Checkout” on page 5.
2. Check the external
keyboard lock at the rear, if
the keyboard has security
feature.
030
Pointing
Device Error
Note: The
message only
appears for a
few seconds.
1. Go to “Keyboard and
External Input Device
Checkout” on page 5.
2. Ensure that the keyboard
switch is correctly set.
3. Reseat the keyboard
flexible cables.
4. Replace the keyboard
connection board.
5. Replace the keyboard
assembly.
6. Replace the system board.
031
Pointing
Device
Interface
Error
Note: The
message only
appears for a
few seconds.
1. Go to “Keyboard and
External Input Device
Checkout” on page 5.
2. Ensure that the keyboard
switch is correctly set.
3. Reseat the keyboard
flexible cables.
4. Replace the keyboard
connection board.
5. Replace the keyboard
assembly.
6. Replace the system board.
040
Diskette Drive
Controller
Error
1. Go to “Diskette Drive Test”
on page 7.
2. Ensure the diskette drive
configuration setting in
BIOS Utility is correct.
3. Diskette drive cable
4. Diskette drive
5. System board
045
CPU Clock
Mismatch
1. Enter BIOS Utility to
execute Load Setup Default
Setting, then reboot system.
2. Ensure the CPU frequency
switches are set correctly.
ThinkPad 310, 310D, 310E, 310ED (2600)
15
Summary of Contents for ThinkPad 310
Page 3: ......
Page 9: ...vi IBM Mobile Systems ThinkPad 310 D E ED HMM ...
Page 64: ...Side View Hinge Cover ThinkPad 310 310D 310E 310ED 2600 39 ...
Page 81: ...Speaker and Cover Switch Cables 56 IBM Mobile Systems ThinkPad 310 D E ED HMM ...
Page 84: ...PCMCIA Door and PCMCIA Door Spring ThinkPad 310 310D 310E 310ED 2600 59 ...
Page 88: ...Keyboard Connector Board ThinkPad 310 310D 310E 310ED 2600 63 ...
Page 91: ...Bottom View 1 DIMM door 66 IBM Mobile Systems ThinkPad 310 D E ED HMM ...
Page 95: ...310 System Unit Parts Listing 70 IBM Mobile Systems ThinkPad 310 D E ED HMM ...
Page 96: ...310D System Unit Parts Listing ThinkPad 310 310D 310E 310ED 2600 71 ...
Page 102: ...310E System Unit Parts Listing ThinkPad 310 310D 310E 310ED 2600 77 ...
Page 103: ...310ED System Unit Parts Listing 78 IBM Mobile Systems ThinkPad 310 D E ED HMM ...
Page 107: ...310E 310ED LCD Unit Parts Listing 82 IBM Mobile Systems ThinkPad 310 D E ED HMM ...
Page 110: ...310ED 2600 Bxx Dxx System Unit Parts Listing ThinkPad 310 310D 310E 310ED 2600 85 ...
Page 121: ...IBM Part Number 05L1935 Printed in U S A Sð5L 1935 ðð ...