TROUBLESHOOTING GUIDE
SYMPTOMS
1. The computer does
Batteries not inserted properly.
not react, behaves
erratically, or
Batteries weak or bad.
"freezes" during a
game.
Static discharge or an electrical disturbance has caused the
computer to lock up.
2. LCD display is dim
Batteries are weak or bad.
or difficult to read.
3. The computer will
The computer is in Two Player Mode.
not play a move.
You might be on a level where the computer thinks for a
long time (e.g., Infinite or Problem Solving Levels).
4. The computer will
Is it your turn? Is your King in check? Will your move put
not accept your
your King into check? Are you trying to castle incorrectly?
move.
5. An error message
The computer is thinking—its color symbol is flashing in the
display.
is displayed when a
square is pressed.
You have not entered the computer's last move correctly.
6. The computer
The computer has made a special move, such as en
seems to be
passant, castling, or pawn promotion/underpromotion.
making illegal
moves.
Your position is not correct—pieces have been moved.
Batteries are running out.
7. The computer
The computer may be set on a Fun Level, where it pur-
posely makes common mistakes, or on one of the lowest
makes instant or
irrational moves.
Training Levels, where it moves quickly and plays weaker
than normal because its search depth is limited.
One of the Power Saving Modes is selected.
8. The computer does
Wrong adapter type, incorrect voltage rating, or defective
not work with the
adapter.
adapter.
9. The computer plays
Auto Play option is turned on.
both sides.
POSSIBLE CAUSES
ACTION TO TAKE
See instructions for installing batteries in Section 1.
Replace the batteries (see Section 1).
Press into the hole marked ACL, as described in Section 7.1.
Replace the batteries (see Section 1).
The computer only plays automatic responses to your moves if you
exit Two Players Mode (see Section 2.9).
You may interrupt the computer's thinking and force it to move by
pressing ENTER.
Make sure you are familiar with the chess rules. Verify that the board
position is correct, as described in Section 5.1.
You may interrupt the computer's thinking, if desired, by pressing
ENTER.
Press the indicated square to complete the computer's move and
erase the error message.
Review the chess rules. Verify the board position as described in
Section 5.1.
Verify the board position (see Section 5.1).
Replace the batteries (see Section 1).
Press LEVEL to check the currently selected level (see Section 3).
The computer's play is weakened when a Power Saving Mode has
been selected. Change the Power Saving Mode (see Section 6.2).
Check with your dealer. Use only the recommended mains adapter
(see Section 7.3).
If you want to play against the computer, turn the Auto Play option off
(see Section 6.1).
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