Sega INITIAL "D" TYPE TWIN. - Manual (Page 35)

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SOUND TEST
RIGHT SPEAKER OFF
LEFT SPEAKER OFF
-> EXIT
SELECT WITH SERVICE BUTTON
AND PRESS TEST BUTTON
(3)C.R.T. TEST
In the system test mode menu, selecting C.R.T. TEST allows the screen (on which the monitor
is tested) to be displayed. Although the monitor adjustments have been made at the time
of shipment from the factory, color deviation, etc., may occur due to the effect caused by
geomagnetism, the location building's steel frames and other game machines in the periphery.
By watching the system test mode screen, make judgment as to whether an adjustment is
needed. If it is necessary, adjust the monitor by referring to Chapter 15.
1 32
RED
GREEN
BLUE
WHITE
SYSTEM TEST MODE
(2)SOUND TEST
In the system test mode, selecting SOUND
TEST causes the screen (on which sound
related BD and wiring connections are
tested) to be displayed.
Check if the sound is satisfactorily emitted
from each speaker and the sound volume is
appropriate.
C.R.T. TEST 2/2
PRESS TEST BUTTON TO EXIT PRESS TEST BUTTON TO CONTINUE
C.R.T. TEST 1/2
* Note: Screen shows a grid.