Motorola Gp600 Series Basic 68p64115b23a Manual

Radio Disassembly—Detailed3-7
3.Remove the O-ring.
4.Slide off the ground contact from the top corner boss of the radio chassis.
6.3 Keypad, Display, and Keypad/Option Board Disassembly
1.If the disassembly of the keypad, the keypad printed circuit board, or the display is required,
lift the microphone flex circuit up, and carefully remove the microphone and its boot from the
front cover pocket. (See Figure 3-6.)
2.Lay this flex circuit to one side.
3.To remove the keypad retainer shield:
a. Insert the...

3-8MAINTENANCE
7.The keypad/option board, and the keypad, can be removed without the use of tools.
6.4 Speaker, Microphone, and Universal Connector Flex Disassembly
1.Turn the screw at the bottom of the dustcover counterclockwise with your fingers. Lift the dust-
cover out of its pocket.
2.Using a screwdriver, push down on the portion of the speaker retainer bracket pointing toward
the bottom of the radio. Then, remove the retainer by slightly pushing it toward the top of the
radio until you slide it...

Radio Disassembly—Detailed3-9
6.After the universal connector tail of the speaker-microphone assembly is removed, the
assembly can be completely removed. If it is necessary to replace the speaker or
microphone, or both, do it while the flex circuit is removed from the front cover. When
reassembling the microphone in its boot, make sure the microphone port faces the round hole
in the bottom of the boot.
6.5 PTT Disassembly
1.If required, the PTT bezel, and the PTT seal assembly, can be disassembled using...

3-10MAINTENANCE
6.6 Control Top Disassembly
1.To remove the control top assembly, place a screwdriver next to the antenna boss, and pry it
against the control top escutcheon. This will lift the control top escutcheon away from its
double-sided adhesive. Grab the double-sided adhesive near the volume potentiometer, and
lift it away.
2.Remove the control top seal, emergency button, and transmit light pipe.
7.0 Radio Reassembly — Detailed
7.1 PTT Reassembly
1.Replace transmit light pipe and control top...

Radio Reassembly—Detailed3-11
4.Re-insert the microphone and boot into the pocket in the front cover.
5.Lay the speaker-microphone flex on top of keypad/option board retainer.
7.5 Chassis Assembly Reassembly
1.Slide on the ground contact (if necessary) on the top corner boss of the chassis.
2.Replace the O-ring. The tabs on the O-ring should reach around the chassis and point down.
3.Stretch the O-ring to place it into the retaining pocket at the bottom end of the chassis.
4.Ensure that the antenna nut...

3-12MAINTENANCE
5.Push the chassis assembly completely into the top of the front cover until it settles in place.
6.Be sure the O-ring is properly seated.
7.Snap the bottom of the chassis into the front cover.
8.Reassemble the knobs, dust cover, antenna, and battery.
8.0 Option Board Installation
1.With the keypad retainer removed, the keypad backer board can be removed without the use
of tools.
2.Remove the jumper flex from the connector on the keypad board. Notice the orientation of the
flex to the...

Option Board Installation3-13
6.Reassemble the option board to the front cover assembly.
7.Insert the display flex circuit into the connector on the option board.
8.Insert the jumper flex circuit into the connector on the option board. Notice the orientation of
the flex circuit. Arrows on the jumper flex point to the correct way of inserting the flex into the
connector.
9.Replace the retainer by placing the two top hooks into the slots below the speaker in the front
cover; then, pivot the retainer into...

3-14MAINTENANCE
9.0 Mechanical View and Parts List
9.1 GP640 Exploded View and Parts List
Figure 3-13GP640 Radio Exploded Mechanical View
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Mechanical View and Parts List3-15
ItemMotorola
Par t
NumberDescription
1See Chapter 6Antenna
2 3680529Z01 Knob, Volume
33680530Z01Knob, Frequency
4 1380525Z01 Escutcheon, Top
53380644Z01Escutcheon, Label
6 3280533Z01 Seal, Control Top
76180527Z01Litepipe, Tx
8 1364279B06 Front, label
91586059A01Dust Cover, Universal
Connector
10 1386058A01 Escutcheon, Universal Flex
111580666Z03Front Cover, Basic
12 Not Field
ReplaceableEscutcheon, FM
137580532Z01Keypad, Side Control
14 1380528Z01 Bezel, Side Control...

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9.2 GP680 Exploded View and Parts List
Figure 3-14GP680 Radio Exploded View
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