Sega type twin F355 - Manual (Page 26)

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In the TEST mode, ascertain that the assembly has been made correctly, IC BD. is satisfactory,
and the screen adjustment is appropriate. For details, refer to the SERVICE MANUAL. In the
test mode, perform the following test:
• MEMORY TEST
The on-board memory is tested automatically.
• CRT TEST
The screen on which the monitor is adjusted is displayed.
• INPUT TEST
Each switch and V.R. are tested.
• OUTPUT TEST
The lamp, motor, etc. are tested.
• SOUND TEST
The sound related BD and wiring connections are tested. Be sure to check if the sound is
satisfactorily emitted from each speaker and the sound volume is appropriate.
Perform the above inspections also at the time of monthly inspection.
ASSEMBLING CHECK