2101510MNA H | NGC820 0 AN D PGC 1000 US ER MA NUA L |
115
To replace the termination panel:
1.
On the Analyzer Operation screen, click
Hold
under Next Mode. When the device completes the
current cycle and enters hold, continue to the next step.
2.
Collect data from device.
3.
Back up configuration files, following the instructions detailed in the section
.
4.
Using the
instructions, verify the battery status is ok before proceeding.
5.
Gain access to the rear termination panel of the analyzer by loosening the countersunk hex
socket locking set screw in the rear end cap using a 1/16” hex wrench, and then unscrewing
the end cap.
6.
Disconnect or remove power from the device externally or remove the J1 connector from the
termination panel (see
).
7.
Disconnect all connectors from board J2 digital I/O, J8 and J10 serial ports, J3 Ethernet and J6
USB client connectors. Move the wires out of the way.
8.
Using a 5/16” nut driver, loosen and remove the six nuts holding the termination panel in
place.
9.
Lift the clear protective overlay out.
10. Lift the termination panel out, being careful of the wires fed into the enclosure through the
hubs and the cables connected to the back. Do not remove the EMI gasket.
11. Carefully unplug the ribbon cable to the digital controller from the back of the termination panel
J4 and the analytical processor J12. Set panel aside.
IMPORTANT NOTE:
Note that the termination panel to the digital controller ribbon cable pin 1
wire is not red. On the termination panel, the red edge (pin 1) of cable should plug onto pin 50, the
right side of the plug. The plug is keyed; do not force plug into the connector.
12. Holding the replacement panel at the opening of the enclosure, reconnect the ribbon cable to
the digital controller into the back of the termination panel J4 and the analytical processor cable
into J12.
13. Insert the termination panel into the enclosure being careful to not pinch the wires between the
mounting stud and the panel.
14. Replace the clear protective overlay into the enclosure on the mounting studs.
Figure 10-17: Termination Panel
15. Replace the nuts to hold the termination panel in place.
16. Restore J2, J8, J10, J3 and J6 connections, if applicable.
17. Once the device is reassembled, apply power to the analyzer.
18. Reinstall the front and rear end caps.
IMPORTANT NOTE:
Note that since power was removed from this device, the analyzer will
perform startup diagnostics and stabilize. If the user has disabled the startup diagnostics, they
should be enabled and power cycled to the device. If the power has been withheld from the device
for an unknown or lengthy period of time, a complete startup should be performed.