Motorola DIMETRA MTS 2 Installation, Configuration And Basic Service Manual page 335

MTS 2 and MTS 4 Installation, Configuration and Basic Service Manual
Procedure 9-1 MTS - How to Replace XHUB Controller
Disconnect the power cables to the MTS Power Supply Units.
1
Wear an ESD strap and connect its cable to a verified good ground. This strap must be worn
2
to prevent ESD damage to any components.
Tag and disconnect all other cabling from the XHUB Controller.
3
Loosen the two M4X10 captive screws securing the XHUB Controller to the chassis.
4
Use handle, and gently slide the XHUB Controller from the slot, removing it from the chassis.
5
Install the replacement XHUB Controller. Use handle to slide the unit into the chassis.
6
Secure the XHUB Controller in the chassis with the captive screws.
7
Reconnect all other cabling to the unit as tagged during the removal except the power cables.
8
Reconnect the power cables to the MTS Power Supply Units.
9
6802800U74-N September 2009
Shock Hazard. The MTS contains dangerous voltages, which can
cause electrical shock or damage to equipment. Turn off the MTS and
remove the power cabling before servicing this equipment. Make sure
all power is off to prevent accidental contact with high energy and
injury to personnel.
There are cables connected at rear of the XHUB. Slide out the XHUB carefully, tag
and disconnect ribbon cables at the rear.
Connect the ribbon cables at the rear before sliding the unit in to the chassis.
MTS - Replacing XHUB Controller FRU
9-7