Quantronix CUBISCAN 25, Service Manual

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Part Replacement Replacing the Motherboard
CubiScan 25 Service Manual 3 9
2. Carefully remove the glass platform and place it in a
safe location.
3. Remove the four thumb screws (two at each end of
the CubiScan 25) holding the scale plate in place.
4. Remove the scale plate and set it aside.
5. Move the gate to the left side of the CubiScan 25.
6. Using the 3/32'' Allen wrench, remove the 14 screws
holding the controller box lid in place and remove
the lid. See
Figure 45 .
7. Disconnect the following cables that are connecting
to the outside of the controller box. See Figure 46 .
• Load Cell Summing Cable
• Depending on your connection choice, you may only
need to remove one (or none) of the following cables;
Ethernet, USB, or serial.
8. Disconnect the three ribbon cables that are attached
to the mother board. See Figure 47 .
9. Disconnect the proximity sensor cable (part number
13320), the encoder cable (part number 13319), and
the gate power cable (part number 13314) where they
connect to the motherboard. See
Figure 47 .
10. Using the Phillips screwdriver, remove the screws
(four total) located on each corner of the
motherboard.
11. Carefully remove the motherboard and discard it.
12. Locate the replacement motherboard and screw it
into place using the screws from step 10.
13. Reconnect the cables from steps 7, 8, and 9.
14. Replace the controller box lid and screw it in place
using the screws from step 6.
15. Replace the scale plate and secure it using the thumb
screws from step 3. The thumb screws should not be
tightened all the way, they should merely hold the
scale plate in place while still allowing free
movement.
Figure 46
Controller Box Connectors
Figure 47
Motherboard Cables
Gate DB25
Ribbon
Gate
Power
Gate DB9
Ribbon
Encoder
Proximity
Sensor
Serial
USB
Ethernet
Display
Load Cell
Summing
Ground
Cable
Gate Power
Ribbon Cables
Encoder
Proximity