Removing Or Replacing Components; Accessing Modules For Testing; Removing/Replacing The Cpu/System Controller Board And The Process I/O Board; Removing/Replacing - Emerson ControlWave EFM 3808 Instruction Manual

5.2 Removing or Replacing Components

Caution

5.2.1 Accessing Modules for Testing

5.2.2 Removing/Replacing the CPU/System Controller Board and
the Process I/O Board
Revised Mar-2011
ControlWave Express Instruction Manual (CI-ControlWave Express)
Figure 5-4. HyperTerminal
This section provides information on accessing ControlWave Express
components for testing, as well as removal/replacement procedures.
Field repairs to the ControlWave Express are strictly limited to the
replacement of complete boards. Replacing board components
constitutes tampering and violates the product warranty. Return
defective boards or housings to the factory for authorized service.
Only technically qualified personnel should test and/or replace
ControlWave Express components. Read completely the disassembly
and test procedures described in this manual before starting. Any
damage to the ControlWave Express resulting from improper handling
or incorrect 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.
Use this procedure to remove or replace the CPU/System Controller
board and the Process I/O board.
If the ControlWave Express is running, place any critical control
1.
processes under manual control.
Service & Troubleshooting
CWEXP01
E1S0410.bin
(Download in Progress)
5-5