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jamiedixonSep 7, 2025
What to do for SLIC Initialization Failure on Motorola ASTRO XTS 3000?
- KKelly WatkinsSep 7, 2025
To resolve a SLIC Initialization Failure on your Motorola Radio, turn the radio off, then on.
What to do for SLIC Initialization Failure on Motorola ASTRO XTS 3000?
To resolve a SLIC Initialization Failure on your Motorola Radio, turn the radio off, then on.
Why is there no receiver audio or unmute on my Motorola Radio?
If your Motorola Radio has no receiver audio or the receiver does not unmute, ensure the transmitted signal matches the receiver configuration (PL, DPL, etc.). Also, check if the radio can be unmuted with the monitor function enabled.
Why is there no/low signalling (PL, DPL, MDC) on my Motorola ASTRO XTS 3000 Radio?
If you are experiencing no or low signalling (PL, DPL, MDC) on your Motorola Radio, check the programming. If the issue persists, send the radio to a depot, because the controller board may be defective.
How to fix bad microphone sensitivity on Motorola Radio?
If you are experiencing bad microphone sensitivity with your Motorola Radio, realign the radio, if necessary, after checking the deviation and compensation.
What to do if my Motorola Radio is dead but the display lights up?
If your Motorola Radio is dead but the display lights up, the controller board may be defective. Send the radio to a depot.
Why is there no modulation or distorted modulation on my Motorola ASTRO XTS 3000?
If your Motorola Radio has no modulation or the modulation is distorted, check the deviation and compensation settings using the RSS. If the issue persists, send the radio to a depot, because the controller board may be defective.
Why is the RF sensitivity poor on my Motorola ASTRO XTS 3000 Radio?
If your Motorola Radio's RF sensitivity is poor, check the synthesizer frequency by measuring the transmitter frequency. If it is off by more than ±600 Hz, realign it. If the synthesizer frequency is correct, send the radio to a depot, because the antenna switch may be defective.
What does it mean when my keyloader displays FAIL for Motorola Radio?
If the keyloader displays 'FAIL' when keyloading your Motorola Radio, ensure that the keyloader is a “T----CX” or “T----DX” Keyloader.
Why is there no RF power out on my Motorola ASTRO XTS 3000?
If your Motorola Radio has no RF power out, check the TX power level and frequency programming using the RSS. If that's not the issue, the problem may be that there is no PTT from the control top, and you should send the radio to a depot.
What to do if my Motorola Radio is dead and the display does not light up?
If your Motorola Radio is dead and the display does not light up, the cause may be a dead battery. Replace it with a charged battery. Alternatively, a blown fuse could be the reason, in which case you should send the radio to a depot.
General| Battery | Li-Ion or NiMH |
|---|---|
| Encryption | DES, AES |
| Signaling | MDC1200, DTMF, Quick Call II |
| Operating Temperature | -30°C to +60°C (-22°F to +140°F) |
| Battery Life | Varies depending on battery type and usage patterns. Typically 5-8 hours with NiCD, longer with NiMH or Li-Ion. |
Information on operating instructions for safe usage and RF energy awareness.
Describes the three major sections of the frequency generation unit.
Describes the synthesizer subsystem components and operation.
Details the 800MHz front end circuitry from antenna switch to IF crystal filter.
Describes the receiver back end circuitry and ABACUS IC function.
Details the 800MHz RF power amplifier and ALC circuits.
Details the sequence of events during radio power-up and power-down.
Guides troubleshooting for secure module issues.
Explains power-up self-test failures related to secure modules.
Addresses issues when keyloading cable is attached but not displayed.
Provides step-by-step instructions for radio disassembly.
Provides step-by-step instructions for radio reassembly.
Explains radio submersibility requirements and factory tests.
Guides on performing a vacuum test for submersibility.
Introduces the pressure test procedure.
Guides on identifying and repairing leaks from various seals.
Addresses leaks occurring at the housing interface or control top.
Guides on inspecting and replacing the antenna bushing seal.
Troubleshooting flowchart for 800 MHz radio main issues.
Troubleshooting flowchart for VHF/UHF radio main issues.
Troubleshooting flowchart for radio power-up failures.
Troubleshooting flowchart for bootstrap failures.
Troubleshooting flowchart for DC supply failures.
Troubleshooting flowchart for Host ROM checksum failures.
Troubleshooting flowchart for External EEPROM checksum failures.
Troubleshooting flowchart for SLIC initialization failures.
Troubleshooting flowchart for MCU external SRAM failures.
Troubleshooting flowchart for Internal EEPROM checksum failures.
Troubleshooting flowchart for ADSIC checksum failures.
Troubleshooting flowchart for DSP ROM checksum failures.
Troubleshooting flowchart for DSP external SRAM failures.
Troubleshooting flowchart for general DSP hardware failures.
Troubleshooting flowchart for secure hardware failures.
Troubleshooting flowchart for secure hardware failures.
Troubleshooting flowchart for key load failures.
Troubleshooting flowchart for button test failures.
Troubleshooting flowchart for keypad errors.
Troubleshooting flowchart for volume set knob issues.
Troubleshooting flowchart for zone/channel select knob issues.
Troubleshooting flowchart for top/side button failures.
Troubleshooting flowchart for radio power-up failures.
Troubleshooting flowchart for bootstrap failures.
Troubleshooting flowchart for 800 MHz no TX deviation issues.
Troubleshooting flowchart for VHF/UHF no TX deviation issues.
Troubleshooting flowchart for no received audio.
Troubleshooting flowchart for VHF/UHF/800 MHz receiver RF issues.
Troubleshooting flowchart for VHF/UHF FGU.
Troubleshooting flowchart for 800 MHz FGU.
Troubleshooting flowchart for VHF/UHF VCO.
Troubleshooting flowchart for 800 MHz VCO.
Troubleshooting flowchart for 800 MHz DC switch.
Troubleshooting flowchart for VHF/UHF DC switch.
Troubleshooting flowchart for 800 MHz transmitter RF.
Troubleshooting flowchart for VHF/UHF transmitter RF.
Troubleshooting flowchart for VHF/UHF VCO crossover frequency tune.
Provides information on how to order replacement parts and equipment.
