37
Service Manual Combics
Important!
h
However, this does not apply to the B9 (Ethernet), B1 (profibus) and A3 (RS-485)
options.
These options do not require a test adapter.
The test adapter must be supplied with a mains adapter (15V=) for option A5.
Test Implementation
t Switch Combics to Standby mode.
t Insert the test adapter into the interfaces (e.g. into COM 1).
t Press and hold the k key.
t Press the e key to turn the device back on.
y You will here a brief beep tone three times (test has started).
t Release the k key.
y The display shows the version number of the firmware.
t "DISPLAY TEST" appears on the display.
t The display back lighting turns off and then on again.
y All segments in the display are tested with a checkerboard pattern.
y Carry out the visual inspection.
Operating Design | Test Program Combics 3
e
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