81 Inspection Cleaning

• Unplug the power cord of the cabinet from an electrical outlet before conducting inspection or cleaning. Otherwise an electrical shock may happen.

• Do not conduct any works with wet hands. It may cause an electrical shock.

Be sure to conduct a regular inspection and cleaning according to the following table so that the "Mr. DRILLER" game is played in good condition.

Time

Description

Reference

Notes

Regular inspection

Every month

Check that the PC board is fixed and connected firmly. It might loosen due to the vibration during the game play, and the operation in such conditions may cause breakdown or malfunction.

5. INSTALLING AND CONNECTING (P-9)

To be serviced by a qualified service technician only.

Check that the cabinet, harness, cables do not touch the PC board. If operated with such contact conditions, it may cause breakdown or malfunction.

5. INSTALLING AND CONNECTING (P-9)

To be serviced by a qualified service technician only.

Every six months

Test the display, switches, and sound.

6-2 DISPLAY TEST Cp.24)

6-4 SOUND TEST (p.33)

Clean the PC board. A foreign substance or dust on the PC board may cause breakdown or malfunction.

To be serviced by a qualified service technician only.

• A service technician should not be charged electricity when touching the PC board. Static electricity may cause the product breakdown or damage.

• Clean the product using a static-electricity-free cleaning equipment such as a brush for an OA equipment. The IC on the PC board may be damaged by static electricity and will not function correctly.

• Do not clean the product using the liquid such as water or detergent. Otherwise it may cause the product breakdown or damage.

• Do not attempt to perform conductivity test using a multi-meter. The IC of the PC board may be damaged even by the internal voltage of a multi-meter, and may not function correctly.

• Do not replace the built-in batteries. Otherwise breakdown or damage of the product may happen.

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