Radio Shack 1850

KEYS AND FUNCTIONS
1. Battery Compartment — On bottom (see page 5)
2. Color Indicators — Lights to indicate which pieces are
to be moved. When it is the computers move, the
appropriate color indicator blinks until computer has
selected its move.
3. SET UP Indicator - Lights when the chess computer is in
the set up mode, (see page 9)
4. MULTI MOVE Indicator — Lights when the chess
computer is in the multi-move mode, (see page 9)
5. CHECK Indicator — Lights to indicate that your
computer's King is in Check, (see page 8)
6. DRAW Indicator — Lights in case of a stalemate or draw,
(see page 8)
7. MATE Indicator - Lights (together with the CHECK
LED) to indicate Checkmate, (see page 8)
8. Game Piece Buttons — Use to select game pieces in the
set-up mode or to verify piece position, (see page 9)
9. COLOR Selector — Use to select which color game pieces
are being placed in the set-up mode or which color set is
being verified, (see page 9)
10. ON Button — Press to activate the chess computer; play
is resumed at the point where the "MEMORY" button
was pressed, (see page 11 )
11. MEMORY Button — Press to turn off the chess computer;
the current board is saved in memory, (see page 11 )
12. SOUND Button - Press to turn on and off the sound.
With sound on, the computer will beep to indicate moves,
(see page 11 )
13. NEW GAME Button - Press to reset the board
configuration to the beginning of a new game, (see page 3)
14. LEVEL Button - Use to select the skill level of the chess
computer, (see page 6)
15. SET UP Button — Press to place the chess computer in the
Set-up Mode, (see page 9)
16. MULTI MOVE Button - Press to place the chess
computer in the Multi-Move Mode, (see page 9)
17. DISPLAY MOVE Button - Press to turn on or off the
Display Move feature, (see page 9)
18. TAKE BACK Button - Press t o take back previous
moves, (see page 8)
19. PLAY Button — Press to force the chess computer to
immediately make its move, (see page 7)