053-996-B0 Rev D
Page 22 of 26
Figure 16–Showing CXCI module removal (replacement)
9.
Replace the CXCI following the illustrations above in reverse order.
CAUTION – Use minimal pressure to re-install the LCD.
10.
Ensure LCD is straight and aligned parallel to the front panel window when reattaching the CXCI front panel.
Continue to step 11 to complete procedure.
11.
Log on to the CXC and go to
Logs and Files > Manage Configuration File > Upload Site Configuration
and select the saved *.cfg file. After the upload do a
Submit Changes
. Make sure the site information is
checked to save it, and click
Accept
.
12.
Go to
Logs and Files > Manage Editable Text Files > Upload Dynamic Text File
and select the saved
*.tfg file. You do not need to submit changes; it is already saved.
13.
Use a meter to verify the bus voltage and current shunt. Recalibrate as required due to differences in the new
CXCI/CXCI+.
14.
Replace converters and remove LVD bypass.
7.2.2
Replacing a CXCI+ Controller
1.
Write down the CXC communication information: dynamic or static IP, IP address, and gateway.
2.
Connect a laptop to CXC per software manual; standard network crossover cable to Ethernet port.
3.
Save the CXC configuration file (see software manual
Logs and Files > Manage Configuration File > Save
Full Site Configuration
).
4.
Save the CXC text file if necessary:
Logs and Files > Manage Editable Text Files > Save Dynamic Text
File
.
If applicable, bypass the system LVD:
•
Locate JP2 on the back of CXCI+ system shelf (Figure 15)
•
If the LVD is controlled on NC contacts (factory default for LVD option), then JP2 pins 1 and 2 must
be shorted together to maintain LVD operation.
•
If the LVD is controlled on NO contacts, then JP2 pins 2 and 3 must be shorted together.
NOTE
: bypassing the LVD generates an alarm.
5.
Disconnect the DB signal connector from the CXCI+ at the rear of the shelf.
6.
Gently pull the controller from the slot.
Remove front
mounting screw to
release the CXCI
assembly
Remove the CXCI
by disengaging the
module from the
rear connector
(inside the shelf)
Use the baffle to
grip the assembly
and slide along the
shelf bottom