What to do if speaker audio is not heard on my Standard Horizon HX400 Marine Radio?
If you cannot hear speaker audio when pressing and holding the key on your Standard Horizon Marine Radio, there are a couple of things to check: * First, ensure that the battery has sufficient charge. If the battery is low, charge it. * Second, verify that the audio volume isn't set too low. Turn the VOL knob clockwise to increase the volume.
Why doesn't the key start the scan on my Standard Horizon HX400 Marine Radio?
If the key on your Standard Horizon Marine Radio does not start the scan, here are a couple of potential reasons and solutions: * First, check if there are any channels memorized. If not, use the key to enter desired channels into the Preset memory. * Second, the squelch might not be adjusted properly. Adjust the squelch to the threshold or to the point where noise just disappears.
How to select USA, INTL, or Canadian bands on my Standard Horizon Marine Radio?
If you're unable to select between USA, INTL, or Canadian bands on your Standard Horizon Marine Radio, ensure you are following the correct procedure: HOLD down the key and press the key.
What to do if some keys do not operate on my Standard Horizon HX400 Marine Radio?
If some keys on your Standard Horizon Marine Radio are not working, it's possible that the Key Lock is activated. Turn the Key Lock off to enable the keys.
General| Type | Handheld VHF Marine Radio |
|---|---|
| Battery Type | Lithium-ion |
| Channels | USA, International, Canadian |
| Output Power | 6W / 1W |
| Battery | 1800 mAh |
| Waterproof Rating | IPX8 |
| GPS | No |
| DSC | Yes |
| Battery Details | Rechargeable Lithium-ion |
| Floatation | Yes |
| Display | LCD |
Guides the user through basic radio operations based on numbered illustrations and steps.
Details compliance with FCC and IEEE standards for radio frequency exposure.
Explains the radio's classification for occupational use and associated hazards.
Provides essential precautions for safe RF exposure during operation.
Specifies requirements for body-worn operation and approved accessories.
Details the device's RF exposure limits and safe operating practices.
Provides a step-by-step guide for making emergency calls on Channel 16.
Critical safety warnings regarding Li-Ion battery handling and disposal.
Identifies and describes the function of each physical control and connection.
Detailed explanation of primary, secondary, and advanced keypad key functions.
Further details on key operations including squelch, scan, and Dual Watch activation.
Explains the meaning of 'Tag', 'PRI', and 'BUSY' indicators on the LCD.
Guide to turning on, adjusting volume, and setting squelch for reception.
Instructions for transmitting, including power selection and microphone use.
Steps for saving and assigning channels to the preset memory bank.
Guide to programming channels into the scan memory list.
Procedure for selecting Channel 16, 9, or a preset channel as priority.
Procedure for accessing and configuring various radio settings via the menu.
A chart listing common symptoms, probable causes, and remedies.
Details the transmitter's power output, modulation, and impedance.
Details the receiver's circuit type, selectivity, sensitivity, and AF output.
To Next Page
