Figure 8-45. Insert Vocon Board - Motorola APX 5000 Service Manual

Disassembly/Reassembly Procedures: Radio Reassembly
Frequency and Volume Knob Assembly:
1. Place the respective knobs on their respective shafts, ensuring the D-shape of the post is
aligned with the D-shape of the knob.
2. Press the knob into place.
NOTE: Considerable force is needed to press the knobs into place. The use of a solid surface may
be require, but if used should be covered with a clean rubbery covering, such as a mouse pad,
to prevent markings to the knob.
8.9.1.3 Assemble VOCON Board Assembly (D)
1. Inspect the Main Chassis (15) sealing surfaces to make sure there is no surface irregularities
such as scratches or indentations. Clean any debris or other foreign material.
2. Orient the Main Chassis (15) with the Frequency Knob (56) on top. Insert the
VOCON Board Assembly (14) into the chassis starting at a 45° angle and rotate the board
into place. Ensure the control top flex is located below the PCB, and is not being pinched
between the PCB and the casting. See
3. Tighten the Vocon Board screw by hand first to avoid cross threading. Then, torque the screw
with a Torx IP8 Bit and a torque Driver to 8 in-lbs.
8.9.1.4 Assemble RF Board Assembly (C)
1. Inspect the Battery Connector Seal (13) on the RF Board Assembly (C) for any damage or
debris. Replace seal if necessary.
2. Connect the small coaxial cable connector into the RF Board (9).
3. Connect the RF Board to the VOCON Board as shown in
VOCON Board Assembly (D)

Figure 8-45. Insert VOCON Board

Always replace with new thermal pads. See
page 2:8-24.
Main Chassis Assembly (E)
Figure 8-45.
section 8.8.4.2 on
Figure 8-46.
Sec 2: 8-33