Remote Back Housing Interface Board Disassembly/Reassembly; W4, W5, And W7 Disassembly; W4, W5, And W7 Reassembly; Remote Interconnect Board Assembly/Reassembly - Motorola ASTRO XTL 5000 Basic Service Manual

Disassembly/Reassembly Procedures: Replacement Procedures
4. Replace the captive screws [12] and the leaf assembly spring [11] in the front housing, and
torque them to 6-8 in.-lbs.
NOTE: Before assembling the leaf assembly spring, check that the insulator [10] on the
5. Close the assembly by replacing the front housing [41] and the two screws in the back
housing [31]. Torque the screws to 6-8 in.-lbs.
8.2.3

Remote Back Housing Interface Board Disassembly/Reassembly

8.2.3.1 W4, W5, and W7 Disassembly

1. Unplug the microphone.
2. Disconnect the control cable from the control head on remote models.
3. Remove the two front panel screws using a 2.5 mm hex-key driver.
4. Grasp the front panel firmly, and carefully unplug the control head assembly from the radio or
remote control head back housing.
5. Remove the two remote back housing interface attachment screws.
6. Remove the remote control head interface board from the remote control head back housing.

8.2.3.2 W4, W5, and W7 Reassembly

1. Attach the new interface PC board to the back housing with two screws torqued to 6-8 in.-lbs.
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C a u t i o n
2. Reassemble the back housing to the front housing with two screws torqued to 4-6 in.-lbs.
8.2.4

Remote Interconnect Board Assembly/Reassembly

8.2.4.1 Assembly

1. Remove the two front panel screws using a 2.5 mm hex key driver.
2. Grasp the front panel firmly, and carefully unplug it from the radio.
3. Remove the three screws that hold the remote interconnect board to the front panel using a
Torx T10 driver.
4. Install the new remote interconnect board onto the front panel, and replace the screws.
Torque the screws to 6-8 in.-lbs.
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C a u t i o n
6881096C73-O
board is present. Ensure that the leaf assembly spring and captive screws are
aligned properly to prevent stripping the front housing screw bosses.
Take care to avoid misalignment of connector pins.
Take care to avoid misalignment of connector pins. Remove
the radio top cover to allow visual inspection during connector
alignment.
8-7
June 11, 2003