JRC JMA-3400 Series - Self Test

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Chapter 10 MAINTENANCE AND CHECK
10.3.8 SELF TEST
The following tests can be performed.
z Key Test
z Buzzer Test
z Key Light Test
z Monitor Display Test
z Memory Test
z Line Test
z Scanner Test
10.3.8.1 KEY TEST
Performs the operation unit test.
The following screen is displayed, then operates the operation unit to check.
Press the CLR button twice to back to the Self Test menu.
10.3.8.2 MONITOR DISPLAY TEST
Pattern 1 to 8 tests can be performed.
Pattern 8 can be displayed with specifying RGB values.
Pattern 1 to 7 are as follows.
Pattern 1 (White screen)㻌
Pattern 3㻌Pattern 2 (Black screen)㻌