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General| Brand | Motorola |
|---|---|
| Model | GP88s |
| Category | Portable Radio |
| Language | English |
Information on safe usage and RF energy awareness for portable two-way radios.
Explains FCC regulations and standards for RF energy exposure compliance.
Safety recommendations related to pacemakers and other medical devices.
Precautions for safe radio use while driving, including attention and hands-free operation.
Important warnings for radio operation in specific environments like vehicles or explosive atmospheres.
Cautions regarding the handling of antennas and batteries to prevent damage or injury.
Information on FMRC approval labels and their meaning for hazardous atmospheres.
User responsibility for repairs and relabeling of FMRC approved products.
Definition of repair and requirements for FMRC approved repair facilities.
Procedures for controlled replacement of FMRC approval labels.
Strict adherence to using approved system components and avoiding substitutions.
Information for service technicians about the manual's content and currency.
Details Motorola's product support, including warranty and out-of-warranty services.
Guidance on warranty terms, product checks before return, and shipping procedures.
Services offered by Motorola's Accessories and Aftermarket Division (AAD) after warranty.
How to order replacement parts and information on availability.
Information on accessing technical support and required details for assistance.
List of available antennas with part numbers and frequency bands.
List of carrying accessories like clips and lanyards.
List of available chargers for the radio.
List of available batteries with part numbers.
List of available adaptors, e.g., BNC-RF adaptor.
List of audio accessories like speaker microphones and earbuds.
List of available option boards, e.g., DTMF Decode Option Board.
List of available manuals for the GP88s radio.
List of retrofit kits, e.g., GP88s Keypad Retrofit Kit.
List of service kits, including programming and cloning cables.
List of recommended test tools available from Motorola for radio servicing.
List of recommended service aids and software for GP88s radios.
Lists test equipment required for servicing GP88s radios.
Details the programming/test cable, including its wiring and connectors.
Overview of topics covered in the Maintenance chapter.
Recommendations for periodic visual inspection and cleaning of the radios.
Procedure for checking external surfaces and controls for cleanliness and functionality.
Methods and agents for cleaning external plastic surfaces and internal circuit boards.
Precautions for handling static-sensitive CMOS and LDMOS devices to prevent damage.
Guidelines for part replacement, soldering, and chip component repair.
General guidance on disassembling and reassembling the radio, including required tools.
Detailed steps for disassembling radio components like covers and boards.
Detailed steps for reassembling radio components like covers and boards.
Procedures for installing and configuring option boards.
Steps to configure the radio using CPS software after installing an option board.
Configuration details for the DTMF option board within the CPS software.
Lists GP88s models for UHF, including part numbers for radios and accessories.
General, transmitter, and receiver specifications for UHF models.
Detailed explanation of UHF transmitter circuits and components.
Detailed explanation of UHF receiver circuits and components.
Explanation of the frequency generation circuitry including synthesizer and VCO.
Diagrams and parts list for UHF main board components.
Top side PCB layout diagram for UHF main board.
Bottom side PCB layout diagram for UHF main board.
Schematic diagram for UHF controls and switches.
Schematic diagram for the UHF receiver front end.
Schematic diagram for the UHF receiver back end.
Schematic diagram for the UHF synthesizer.
Schematic diagram for the UHF voltage controlled oscillator.
Schematic diagram for the UHF transmitter.
Schematic diagram for the UHF harmonic filter.
Comprehensive parts list for UHF radio components.
Lists GP88s models for VHF, including part numbers for radios and accessories.
General, transmitter, and receiver specifications for VHF models.
Detailed explanation of VHF transmitter circuits and components.
Detailed explanation of VHF receiver circuits and components.
Explanation of the frequency generation circuitry including synthesizer and VCO.
Diagrams and parts list for VHF main board components.
Top side PCB layout diagram for VHF main board.
Bottom side PCB layout diagram for VHF main board.
Schematic diagram for VHF controls and switches.
Schematic diagram for the VHF receiver front end.
Schematic diagram for the VHF receiver back end.
Schematic diagram for the VHF synthesizer.
Schematic diagram for the VHF voltage controlled oscillator.
Schematic diagram for the VHF transmitter.
Flowchart to diagnose and troubleshoot controller issues based on symptoms and checks.
First part of a flowchart for diagnosing receiver problems, starting with audio output.
Second part of a receiver troubleshooting flowchart, covering RF signal checks.
Flowchart for diagnosing transmitter issues, including power and output network checks.
Flowchart for troubleshooting synthesizer problems, including voltage and signal checks.
Flowchart for troubleshooting VCO issues, focusing on control voltages and component checks.
Visual representation of the flex layout for keypad-controller interconnect.
Schematic diagram detailing the keypad-controller interconnect flex connections.
Schematic diagram of the speaker/microphone assembly.
Parts list for the speaker/microphone assembly.
Definition of Automatic Level Control and its function in RF path.
Definition of Audio Signalling Filter Integrated Circuit.
Definition of Customer Programming Software.
Definition of Micro Controller Unit.
Definition of Push-To-Talk switch.
Definition of Radio Frequency Power Amplifier.
Definition of Radio Interface Box.
Definition of Received Signal-Strength Indicator.
Definition of Voltage-Controlled Oscillator.
Definition of VCO Buffer Integrated Circuit.
Definition of Ultra High Frequency.
Definition of Microprocessor.
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