Radio Shack 1650 - Keys and Functions; Sensory Chess Board; Battery Compartment; Chess Piece Compartment

KEYS AND FUNCTIONS
3
3
(1) Sensory Chess Board - enters the moves into the comnt
ter when the pieces are pressed into the board's holes
(page 6)
(2) Battery Compament (See page 5 for battery installa
tion.)
(3) Chess Piece Compament  holds the complete chess set
and reference instructions.
(4) Control Indicators
WHITE -lights when it is white's turn to move, or when
white pieces are being set-up (page8-9)or veri fied (page
8
BLACK lights when it is black's turn to move, or when
black pieces are being set-up or verified.
2nd F lits w hen t he 2nd F k e y is p re ssed. P r essi n g
2nd F again turns it off.
CHECK  lights w h en the c om p uter p l aces you i n che ck.
MATE -lights in dition to the CHECK indicator when
a check mate situation is reached; the game is over. The
WHITE o r B L ACK i n di c ator w i  l igh t t o s h ow w h ic h
player has been checkmated.
The MATE indicator lights alone when the game is
declared a draw because of a stalemate or immediate
three-fold repetition, or when the computer finds no mate
wit h i n u r mov es t o a g i ve n ches s p r o ble m wh e n se t to
level 8.