User's Manual

Table Of Contents
Installation, Operation and Service Manual 90DIB500R41IM_FCC02 99.1 195
DIB-500 R4.1 Component replacement
Replacing components of the VAC and alarm system expansion – optional
Risk of electric shock
Electric shock when touching live parts. Hardware components in the equipment cabi-
net are live.
When performing work in the equipment cabinet, ensure that the voltage source on
site is switched off.
Do not reach into the empty subrack with your hand.
3. Take appropriate measures to safeguard the empty subrack, e.g. through dummy
panels.
You have successfully removed the rectifier module.
11.8.1.2 Installing rectifier modules
You have to install the rectifier module in the subrack provided for this purpose, refer to
Figure 11.14.
Figure 11.14 Rectifier mounting frame
Proceed as follows to install a rectifier module:
Preparation:
The preparatory measures must be completed, refer to section 11.8 on page 192.
The tools and aids must be available, refer to section 11.2.6 on page 174.
You need the mounting screw removed with the component.
Carry out the following steps:
1. Remove the subrack safeguard such as dummy panels if installed.
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.
2. Position the rectifier module.
3. Cautiously slide the component into the subrack from the front until the mounting
screw touches the mounting frame.
PSU1 PSU2
2 2 31