Disassembly/Reassembly Procedures: Radio Disassembly 8-5
8.4 Radio Disassembly
This section contains instructions for disassembling the radio's main subassemblies.
Prepare the radio for disassembly:
• Turn off the radio by turning the Volume Knob (27) clockwise until a click sound is heard.
• Remove the antenna, the battery, the Accessory-Connector cover (36), the Bottom Label (39) 
and any other accessory connected to the radio. 
8.4.1 Remove Battery (61)
NOTE: The Motorola-approved battery shipped with the APX 2000/ APX 4000 (Two Knobs) radio is 
uncharged. Prior to using a new battery, charge it per the recommended procedure for the 
battery.
1. With the radio turned off, lift up the latch located at the bottom of the battery.
Figure 8-2.  Lifting up the latch
To avoid a possible explosion:
• DO NOT charge, remove, or attach the battery in an area 
labeled “hazardous atmosphere.”
• DO NOT discard batteries in a fire.
If the radio is programmed for volatile-key retention, 
encryption keys will be retained for approximately 30 seconds 
after battery removal.