Sega Saturn Technical Information download pdf (Page 66)

Sega Saturn Software Development Standards, SOA version 2.0 61

When Options are not included, some specs may not have the

<Start/Options Select Screen>.

2. Switching Discs

2.1 Required compliance items and basic

procedures

2.1.1 Required compliance items

Required The following items require strict compliance when switching

Compliance Item discs 1 and 2:

• Make sure to switch discs through the multiplayer screen

within the console boot ROM (processing and screen display).

• Make sure to save the score and Options settings when

switching discs (i.e., save the settings in the backup RAM).

2.1.2 Basic procedures

Required The following items require strict compliance when switching

Compliance Item discs 1 and 2:

1. Display message on the game screen to prompt switching

discs. Switch discs. Press the console Open button and go to the

multiplayer screen. After switching discs 1 and 2, close the

console CD door and restart the game. (User removes disc 1 =

Press the console Open button.)

2. Move the processing over to the multiplayer screen.

(User sets disc 2 = Close the console CD door.)

3. Perform CD check on the inserted disc.

4. Display necessary information (license Sega logo).

5. If everything is normal, move quickly to the application.

• Steps to save necessary data to the backup RAM have been

abbreviated.

2.2 Switching from disc 1 to disc 2

1) Ending Disc 1 Play

When ending the disc 1 main game and moving to disc 2, switch

discs following <Basic procedures when switching discs>.

In moving from disc 1, and starting disc 2, it is desirable to avoid

displaying items related to the main game (Sega logo, title screens,

etc.) as much as possible, and move smoothly to the game (for

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Sega Saturn Technical Information Page 66