Level
0
1
2
3
4
5
6
7
8 (problem solving)
Average
Time
Per Move
2 seconds
5 seconds
15 seconds
1 minute
2 minutes
3 minutes
8 minutes
2 hours
seconds to 24 hours
10
Level 8- Special Problems
Level 8 is not intended for normal chess play.
When set to
level 8, the computer wi try to nd a way to checkmate the
defense (the side playing against the computer) in ur or less
moves. It wi compute a possible moves and countermoves
(a maximum of four moves of its own and three counter
moves by the defense) until it finds a solution. If there is no
solution to the problem in ur or less moves, the computer
wi light the MATE indicator. Checkmate solutio
n
in
two
m
o
ves nor
ma
y
ta
k
es about a minute while the soluti
on in
ur move
s
wi
p
roba
b
l
y
ta
k
e a
und
24
hours
.
If
y
ou use the set
-
up mode t
o
r a s
p
ecial p
blem
, s
et u
p yr
pieces first and the computer's pieces second. Then aer y
e
x
it the set
-
up mode
, b
y pressin
g
the
2
nd
F Key
so th
at e
2
nd
F
indicator
g
oes o
, p
ress the
PLAY Key
once to te
the
computer t
o
st
a
rt evaluatin
g
the
p
r
ob
lem.
If you press play after the computer has staed evaluatir he
problem, the MATE indicator will light and the co er
stops thin
k
in
g.
You may set up special situation, using the set-up mode, e
if the com
p
ute
r
can sol
v
e them
. O
r
y
o
u
ca
n e
n
t
e
r I 8
during a game, when you reach a situation you can't ~re
out.
J
R
eme
mber, the above ti
m
es a
r
e
avera
ges. The actual times
m
i
g
h
t
va g
reat
ly
.
W
hile
i
n
e PVP me,
y
ou ma
y
as
k th
e
c
om
pu
ter t
o
m
ak
e
a
mo
v
e o
r y
by
pr
e
ss
in
g
PL
A
Y (w
i
t
h the
2
nd
F i
nd
i
ca
t
o
r
o). The computer will indicate a move, but the game will
remain n e PVP me.
Player vs Player (PVP) Mode
I
f
y
ou
w
ant to use
y
our
R
A
D
I
O SHACK 1650 chess Game
w
hen
p
l
a
y
in
g
a
g
ame with a
i
e
nd
,
se
t i
t to the PP mode.
I
n
t
h
i
s mode the computer wi
act as the
referee, making
sure a
t
h
e
moves are legal and
k
eepin
g up
w
it
h
the position
o
f
the b
o
ard
.
T
o ent
er
this mode
,
p
ress
P
LAY
whil
e
the
2
nd
F i
n
dica
tor
i
s
on
. R
ep
e
a
t the
p
r
edure t
o
re
t
u
to the
c
o
m
p
uter
play
m
e
.
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