Sega MINI DELUXE THE HOUSE OF THE DEAD 4 Service Manual page 41

CLOCK SETTING
h.
Use CLOCK SETTING to set the date and time.
Use the SERVICE Button to move the cursor to the category that you wish to change and press the TEST
Button to increase that value. Holding the TEST Button down will make the value continuously increase.
Changes will come into effect when you exit.
Move the cursor to EXIT and press the TEST Button to return to the System Test Menu screen.
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