Instruction manual

ControlWave Micro Instruction Manual (CI-ControlWave Micro)
5-6 Service & Troubleshooting Revised Jun-2013
service procedures is not covered under the product warranty
agreement. If you cannot properly perform these procedures, obtain
authorization and then return the device to the factory for evaluation and
repairs.
5.2.2 Removing/Replacing the Bezel
1. Grasp the sides of the bezel assembly and gently lift it up and then
off its associated I/O module covers.
2. To replace the bezel, align the latches (left and right, top and
bottom) with the associated notches in the I/O module cover. Press
the bezel in so that the notches capture its latches and slide it
downward until it securely seats.
5.2.3 Removing/Replacing the CPU Module
Use this procedure to remove or replace the CPU module.
1. If the Micro is running, place any critical control processes
under manual control.
2. Shut down the Micro by disconnecting the power.
3. Disconnect any CPU module communication cables. Label or
otherwise identify them so you can easily return them to their
assigned communication ports. .
4. Press down on the cover’s built-in top latch (with one hand) and
up on the cover’s built-in bottom latch (with the other hand).
5. Carefully slide the CPU module out of the front of the housing.
If any binding occurs, gently rock the module up and down to
free it.
6. To replace a CPU module, power must be off. Carefully align
the CPU module with the guides for slot 2 in the Micro and
insert the module into the housing. When the module correctly
seats, its cover should latch to the housing.
7. Replace any communication cables, apply power, and test the
module.
5.2.4 Removing/Replacing the PSSM
Use this procedure to remove or replace the PSSM module.
1. If the Micro is running, place any critical control processes under
manual control and shut down the unit by turning off the power.
2. Unplug the PSSM’s modular connectors TB1 (Power), TB2
(Watchdog), and J1 Display Interface Connector (if present).