User's Manual

Table Of Contents
DIB-500 R4.1 Component replacement
Replacing cavity couplers – optional (cavity variants only)
220 Installation, Operation and Service Manual 90DIB500R41IM_FCC02 99.1
3. Remove the cables, which lead to the top equipment rack and are connected to the
insulators that are located on the same mounting plate as the respective cavity
coupler, see Figure 3.31 on page 78.
4. Remove the fastening screws of the mounting plate on which the respective cavity
coupler is installed using a size 2 cross-head screwdriver, see Figure 11.40.
Figure 11.40 Attachment screws of the mounting plate
5. Now cautiously pull out the mounting plate with the components fastened to it from
the front of the equipment cabinet along the holder.
6. Remove the fastening screws of the component to be replaced at the underside of
the mounting plate.
7. Remove the fastening screws at the rear side of the cavity coupler with a size 2
cross-head screwdriver
You have successfully removed the cavity coupler.
11.9.1.2 Installing the new cavity coupler
The procedure for installing the new cavity coupler is described in the following.
Proceed as follows to install the cavity coupler:
Preparation:
The tools and aids must be available, refer to section 11.2.7 on page 174.
You need the mounting screws removed with the component.
Carry out the following steps:
Risk of injury
The equipment rack features sharp edges on the inside. Risk of injury if you do not wear
protective gloves.
Always wear protective gloves for the following process steps.
1. Install the component on the mounting plate by tightening the corresponding
attachment screws at the rear of the mounting plate again. Use a size 2 cross-head
screwdriver for this purpose.