Chapter 3 Test Mode
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AC-4000 Service Manual No. 0181B
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RS232C CHECK [Driver/receiver test]
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Serial output port (RS232C) driver/receiver test menu screen
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Perform a loop back test to carry out the RS232C input test. Engage the TXD and RXD short-circuited
connector with D-SUB 9, press the PRINT key to output test data, and judge by verifying received test
data and sent data.
If the data matches, “PASS” is displayed and “OK” buzzer sounds.
“ERR” is displayed and “NG” (No Good) buzzer sounds.
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Press the RESET key to return to the hardware test menu screen.
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APPLICATION PROGRAM No. [Program no. and version display check]
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The program number and version of the main program are displayed.
Note: The program number for the prototype is the development code “APLY”.
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Press the END key to return to the hardware test menu screen.