7.2.6
Replacing Optical ESB Bus Repeater Module
Replace Optical ESB bus repeater module according to the following procedure.
n
Procedure for Removing Optical ESB Bus Repeater Master Module
1. Remove the fiber-optic cable connected from the optical ESB bus repeater master mod-
ule.
Cap the cable to prevent dust infiltration.
2. Remove the fixing screws of the optical ESB bus repeater master module. There is one at
the upper part and one at the bottom part.
3. Pull the optical ESB bus repeater master module forward and remove it from the base
unit.
4. Remove the upper and lower screws on the connector unit for ESB bus on the optical
ESB bus repeater master module.
5. Remove the connector unit for ESB bus. But do not disconnect the ESB bus cable con-
nected to the connector unit for ESB bus.
n
Procedure for Installing Optical ESB Bus Repeater Master Module
IMPORTANT
Use a phillips screwdriver to tighten the screws for fixing the optical ESB bus repeater master
module. As a guideline, the screw tightening torque should be approximately 0.5 N•m.
Install the optical ESB bus repeater master module following the steps of the "Procedure for
Removing Optical ESB Bus Repeater Master Module" in the reverse order.
1. Screw the connector unit for ESB bus to the optical ESB bus repeater master module.
2. Fix the upper and lower part screws on the installed connector unit for ESB bus.
3. Install the optical ESB bus repeater master module into the base unit.
4. Use two screws at the upper and lower part of the connector to fasten the optical ESB
bus repeater master module.
5. Uncap the fiber-optic cable and connect it to the optical ESB bus repeater master mod-
ule. The fiber-optic cable has an IN end and an OUT end. Be sure you connect the cor-
rect end.
6. Check the diagnostic information window on the SENG for any errors.
n
Procedure for Removing Optical ESB Bus Repeater Slave Module
1. Remove the fiber-optic cable connected from the optical ESB bus repeater slave module.
Cap the cable to prevent dust infiltration.
2. Remove the fixing screws of the optical ESB bus repeater slave module. There is one at
the upper part and one at the bottom part.
3. Pull the optical ESB bus repeater slave module forward and remove it from the base unit.
4. Remove the upper and lower screws on the cable connector on the optical ESB bus re-
peater slave module.
<7.2 Replacing Common Modules >
7-16
IM 32Q06C10-31E
4th Edition : Jan.30,2015-00
