User's Manual

JUNI JF43-E1900/CFN03
CDMA FIBER FED REPEATER OPERATIONS MANUAL
Version 1.17 ⓒ J
uni America Inc. Page 27 of 88
[Figure 3.7] Donor Hub Unit Wall Mounting
3.5.7 Donor Hub Unit Commissioning and Provisioning
1. Verify that the power is switched OFF.
2. Before any other connections are made, ensure that the ground terminal on the DHU
cabinet has been connected to the common ground of the installation site, as
described in the previous section.
3. Using a DC voltmeter, verify that the DC voltage level at the power terminals is a
nominal ±24 VDC. The DC power provided to the Donor can be either polarity.
4. Connect a customer-supplied power cable to the DHU Enclosure.
5. Connect a customer-supplied AC power cable to the front of the DHU power supply
when the DHU enclosure is not used.
6. Connect a customer-supplied Optical Fiber cable to the Optic port of the DHU, inside
the Enclosure.
7. Connect a customer supplied modem antenna to the RF modem port on the bottom
of the DHU unit.
8. Turn the power on with the main switch located on the PSU and then power on the