Andover Controls DCX 250, Installation Manual

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Hardware Installation
16 DCX 250 Installation Guide
3. The RD light begins flashing only if data is being received from
other controllers on the network. This may not happen immediately.
4. If the CPU light flashes every .1 sec, the CPU has failed an internal
test.
For help with troubleshooting, contact the Andover Controls Technical
Services Department.
Reset Button
The RESET button is the red square button to the upper right of the CPU
light on the controller board (see Figure 8). You press it to initiate a
warm start. The same process that occurs when you power up AC power
occurs when you press RESET.
Adjusting the LCD View Angle
The LCD view angle adjustment knob is about 1 in. to the left of the
lower right corner of the board.
Figure 9 shows the location of the knob. You turn the knob to adjust the
angle of the display.
The contrast changes at different viewing angles. Adjust it to your
needs.
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