IT2200 Reader System with Multimode Capability Installation & Maintenance/Service Guide
6-18
RF Module
Caution
Only switch on RF power when the RF module transmit port is connected to an
antenna or other load device.
Removal
To remove the RF module
1. Turn off power to the RF module.
2. Disconnect the RF module power cable, data cable, and all three antenna cables.
3. Remove the nuts holding the mounting bracket U-bolts, then remove the RF
module.
Replacement
To install the replacement RF module
1. Position the RF module on the mounting pipe.
2. Insert the U-bolts through the mounting brackets and secure with lock washers
and nuts.
3. Tighten the nuts to 50 ft/lb.
4. Place a length of heat shrink tubing over each antenna cable.
5. Connect the data cable, all three antenna cables, and the power cable.
6. Check the lane tuning as described in “Testing the Footprint” on page 5-11.
Transmit/Receive Antennas
Removal
To remove a transmit or receive antenna
1. Turn off power to the RF module and disconnect the power cable.
2. Remove shrink tubing covering connector.
3. Disconnect the antenna cable from the antenna.
4. Check the antenna mounting angle using an inclinometer and record the angle.
5. If removing the transmit antenna, note the position of the spacers on the outside
mounting bracket.
6. Remove the nuts holding the mounting bracket U-bolts, then remove the antenna.
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