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tammycurrySep 23, 2025
What to do if Motorola Portable Radio shows Host ROM Checksum Fatal Error?
- MMs. Jackie GreeneSep 23, 2025
If your Motorola Portable Radio displays a Host ROM Checksum Fatal Error, send the radio to a depot.

What to do if Motorola Portable Radio shows Host ROM Checksum Fatal Error?
If your Motorola Portable Radio displays a Host ROM Checksum Fatal Error, send the radio to a depot.
Why is there no RF power out on my Motorola XTS 2500 Portable Radio?
If there's no RF power coming out of your Motorola Portable Radio, it could be due to the TX power level or frequency settings. Check the TX power level and frequency programming using the CPS. If the issue persists, it might be due to no PTT from the control top, requiring the radio to be sent to a depot.
Why is the audio distorted on my Motorola Portable Radio?
If the audio from your Motorola Portable Radio is distorted or not loud enough, the synthesizer might not be on frequency. Check the synthesizer frequency by measuring the transmitter frequency; if it's off by more than ±1000Hz, realign it.
Why is the RF sensitivity poor on my Motorola XTS 2500 Portable Radio?
Poor RF sensitivity on your Motorola Portable Radio can be caused by a synthesizer that is not on frequency. Check the synthesizer frequency by measuring the transmitter frequency; if it is off by more than ±1000Hz, realign it. Another potential cause is the antenna switch, in which case you should send the radio to a depot.
Why is there no modulation on my Motorola Portable Radio?
If you're experiencing no modulation or distorted modulation with your Motorola Portable Radio, the issue could stem from programming settings. You should check the deviation and compensation settings using the CPS.
How to fix Security partition Checksum Non-Fatal Error on Motorola Portable Radio?
If your Motorola Portable Radio displays a Security Partition Checksum Non-Fatal Error, send the radio to a depot.
Why can't I set deviation balance on Motorola Portable Radio?
If you cannot set the deviation balance on your Motorola Portable Radio, the issue could be RF-related, requiring you to send the radio to a depot.
What to do if Motorola Portable Radio shows Security Partition Checksum Fatal Error?
If your Motorola Portable Radio shows a Security Partition Checksum Fatal Error, send the radio to a depot.
What to do if Motorola XTS 2500 has DSP RAM Fatal Error?
If your Motorola Portable Radio displays a DSP RAM Fatal Error (not a checksum failure), try turning the radio off, then on.
How to fix bad microphone sensitivity on Motorola Portable Radio?
If you're experiencing bad microphone sensitivity with your Motorola Portable Radio, check the deviation and compensation and realign if necessary.
| IP Rating | IP54 |
|---|---|
| GPS | Optional |
| Frequency Range | 136-174 MHz (VHF), 380-470 MHz (UHF), 450-520 MHz (UHF) |
| Weight | 14.5 oz (with standard battery) |
| Display | Alphanumeric LCD |
| Battery Type | Li-Ion or NiMH |
| Encryption | DES, AES |
| Modes | Analog, Digital |
| Operating Temperature | -30° C to +60° C (-22° F to +140° F) |
| Battery Life | Up to 10 hours (standard battery) |
Turn radio on/off and adjust volume using the control knob and volume adjust button.
Press the 'house' icon button to change radio to the programmed home talkgroup.
Press and hold PTT button for triple beep signal before speaking on the network.
Press the backlight button to turn the display light on or off.
Use soft keys under the 'zone' label to change between zones on the radio.
Scroll arrows navigate zone numbers sequentially, rolling over from first/last zone.
Select a Talkgroup within the currently selected zone using the channel knob.
Programming template described elsewhere, highlighting healthcare talkgroups.












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