Impediment RS-0800-LVD, User Manual

Page: 46 / 58

RS--0800-LVD User Guide
34
5 Check the I/O module setup as follows:
– Check that the I/O module has been correctly installed and all external links and cables are
securely fitted.
– Check that the maximum cable length (3m or 10m) has not been exceeded.
– Check that the correct termination is fitted on all unused ports.
– Check that different IDs have been selected for all devices on a channel.
4.2 LEDs
All rear-mounted modules are designed to be maintained by trained technicians.
4.2.1 Power Supply and Cooling Module LEDs
Power Supply and Cooling modules have an associated status LED incorporated in each module.
Green LEDs are always used for good or positive indication, Amber LEDs indicate there is a critical fault
present within the module.
4.2.2 ESI/Ops Pane LEDs
The ESI/Ops Panel displays the aggregated status of all the modules. The ESI/Ops Panel LEDs are
shown in
Figure 4–1 and the LED status conditions are listed in Table 4–2
.
For details on how to remove and replace a module see Section 4.7 .
Warning Whenever replacing a module NEVER leave an EMPTY space in the rear of the enclosure, obtain
a replacement before removing the problem part.
Table 4–1 PSU LEDs
LED Definition Normal Fault
Green Power Output ON OFF
Amber PSU/Fault OFF ON
Figure 4–1 ESI/Ops Panel LEDs
Table 4–2 ESI/Ops Panel LED Status
LED Off Green Steady Amber Steady Section Ref No.
System Status Power off Power Good ESI/I2C function failure 4.3.1
Power Power off All PSUs OK Any PSU fault 4.3.2
Cooling Power off All Cooling
Modules OK
Any cooling fault 4.3.3