TRACER 4205 Frequency Conversion Document
612804205L1-18A
© 2004 ADTRAN, Inc.
3
4.
Verify the current frequency plan configuration. To verify the plan, check the connections between the
J connectors (located on the board and labeled
J1
and
J2
) and the Chan connectors (located on the
diplexer). The Chan connectors are labeled
CH1
and
CH2
for most TRACER 4205 systems. The
following table outlines the connections for Plan A and B.
Click to see a digital image of the
5.
Using the torque wrench, disconnect both cables from the Chan connectors on the diplexer. Do not
attempt to disconnect the J connectors (located on the board) as this will cause damage. Click
a digital picture of this step.
6.
Carefully flex the cables to swap the connections. Be careful with the RF cables, making sure that the
minimum bend radius of the cable is greater than 0.75"; bends and loops smaller than a quarter will
cause the RF cable to break. Use the wiring guidelines in Figure 3 for help with wire placement.
Click
for a digital picture of this step.
Figure 3. TRACER 4205 Cable Routing Diagrams
TRACER 4205
PLAN
CHAN 1
CHAN 2
A
J2
J1
B
J1
J2
Allowing the RF cables to sit on the processor and radio boards (green) could cause
damage to the boards; keep the RF cables off the boards while re-routing them. Click
for a digital picture of this mistake.
CH2
CH1
J1
J2
CH2
CH1
J1
J2
