User manual SAITEK BARRACUDA

[. . . ] 2. 2 Special Chess Moves 2. 3 Illegal Moves 2. 4 Check, Mate, and Draw 2. 5 Interrupting the Computer's Search 2. 6 Changing Sides with the Computer 2. 7 Built-In Openings 2. 8 Thinking on the Opponent's Time 2. 9 Game Memory 3. THE PLAYING LEVELS Setting a Playing Level 3. 1 Normal Playing Levels (Squares A1-G2) 3. 2 Infinite Level (Square H2) 3. 3 Tournament Levels (Squares A3-H3) 3. 4 Blitz Levels (Squares A4-H4) 3. 5 Beginner Levels (Squares A5-H5) 3. 6 Mate Search Levels (Squares A6-H6) 3. 7 Training Levels (Squares A7-H8) 4. Using Info Mode 4. 1 Principal Variation 4. 2 Search Information 4. 3 Chess Clock Information 4. 4 Move Count/Game Moves 4. 5 Want a Hint?OPTIONS FOR FUN AND VARIETY Selecting Game Options 5. 1 Operation Mode Options (Auto Answer, Sound with Keypress, Silent Mode, Ticking Clock, Countdown Clock, System Test, Auto Power Down, Play White from Top) 5. 2 Playing Mode Options (Selective Search, Easy Mode, Random Play, Passive Book, Active Book, Complete Book, Tournament Book, Book On/Off) 5. 3 Rotating Display Options 6. [. . . ] You'd love to know what move he's thinking about, and you'd really like to get his opinion of the board position. But, of course, you won't ask--because that's just not done!Well, guess what--when you play against this chess computer, you can ask anything you want, and you'll get all the answers!In fact, you can get an incredible amount of information about the computer's thought process. On request, it will show you the move it's thinking of, the line of play it expects after that move, its evaluation of the current board position, how deeply it is searching, and more. As you can imagine, studying this information can help you learn so much more about chess! Using Info Mode How do you access all this game information?BEG:3 5 ENGLISH thinking, you'll see the information displays change as the computer considers different moves and searches deeper! INFO MODE AT A GLANCE! For details, see Section 4. See "INFO MODE AT A GLANCE!" for a chart summarizing all the Info Mode displays. Game information is divided into four groups, and pressing INFO cycles from one group to another. The BLACK/> and WHITE/< keys can be used to cycle through the displays within each of the groups. Press CLEAR to exit Info Mode and go back to showing the normal chess clock. After learning about Info Mode, take a look at Section 5. 3 for a description of the Rotating Display feature. Selecting this feature makes the computer automatically cycle through the requested information in one-second intervals every time it thinks about its move--you can actually watch the computer "think out loud"!Whenever requested information is not available, the display will show dashes (­ ­ ­ ­ ­). 4. 1 Principal Variation Press INFO the first time to get information on the principal variation (the predicted line of play, or the sequence of moves the computer thinks will be made). The first display you will see is the move the computer is currently thinking of making. The principal variation is shown to a maximum depth of four individual moves. Press BLACK/> repeatedly to scroll forward through all the moves: · Move 1 (predicted line of play) · Move 2 (predicted line of play) · Move 3 (predicted line of play) · Move 4 (predicted line of play) Press WHITE/< to scroll backward and see previous displays again. Since the first move of the predicted line of play is the move the computer assumes you will make, you can also consider this move as a hint!4. 2 Search Information Press INFO a second time to get information on the computer's search!Press BLACK/> repeatedly to scroll forward through these four displays: · Evaluation of the current position (based on a pawn being worth 1. 0 points; a positive number indicates White is ahead) · Two numbers: The first is the current search depth, or the number of individual moves the computer is looking ahead; the second is the number of moves the computer has examined so far · The move currently being considered · The search speed, or number of positions (nodes) being searched every second Press WHITE/< to scroll backward and see previous displays again. 4. 3 Chess Clock Information Press INFO a third time for chess clock information. Press BLACK/> repeatedly to scroll forward through the clock displays: · Elapsed time since the last move was made · Total elapsed time for the computer · Total elapsed time for the player · Remaining time for the computer (Blitz/Tournament Levels only) · Remaining time for the player (Blitz/Tournament Levels only) Press WHITE/< to scroll backward and see previous displays again. Press CLEAR to return to the normal clock display. IN FO PRINCIPAL VARIATION INFO: x1 · Move 1 (predicted line of play) · Move 2 (predicted line of play) · Move 3 (predicted line of play) · Move 4 (predicted line of play) SEARCH INFO: IN FO x2 · Evaluation of current position · 2 numbers: Search depth + number of moves examined so far · Current move under consideration · Number of positions being searched per second CHESS CLOCK INFO: IN FO x3 · Elapsed time since last move · · · · Elapsed time for the computer Elapsed time for the player Remaining time for the computer* Remaining time for the player* *Blitz/Tournament Levels only MOVE COUNT INFO: IN FO x4 · Number of White moves played so far · Moves of the current game The clocks stop whenever you take back a move, check level settings, select options, verify or set up a position, or turn the unit off. [. . . ] This feature can be handy when you want to set up a position with only a few pieces, where it would be much easier to start out with an empty board!· Once you have changed the board position as described above, make sure the color indicator in the display is showing the correct color of the side to move. Note that any legal position can be set up using the above procedures. The computer will not permit you to set up an illegal position, such as one where there are more than the prescribed number of pieces for a normal game, or one Please retain this information for future reference. [. . . ]