By operating the switch unit, periodically perform the tests and data check. When initially installing the machine, collecting cash, or when the machine does not function properly, perform checks in accordance with this section.
The following test modes should be utilized when applicable.
| Items | Description |
| Installation of machine | When the machine is installed, perform the following: 1. Check to see that each setting is per standard setting made at the time of shipment. 2. In the INPUT TEST mode, check each SW and VR. 3. In the OUTPUT TEST mode, check each of the lamps. 4. In the MEMORY test mode, check each of the IC's on the PC board. |
| Memory | Choose MEMORY test in the MENU mode to allow the memory test to be performed. In this test, PROGRAM RAMs, ROMs, and ICs onthe PCboard are checked. |
| Monthly Servicing | Monthly, perform the following: 1. MEMORY TEST. 2. Ascertain each setting. 3. In the INPUT test mode, test the CONTROL device. 4. In the OUTPUT test mode, check each of the lamps. |
| Control System | In the INPUT test mode, check each SW and VR. Adjust or replace each SW or VR. If the problem cannot yet be solved, check the CONTROL's moves. |
| Monitor | In the MONITOR ADJUSTMENT mode, check to see if the MONITOR adjustment is correct. |
| IC Board | 1. MEMORY TEST 2. In the SOUND test mode, check the sound related ROMs. |
| Data Check | Check such data as game play and histogram to adjust the difficulty level, etc. |