1. សេចក្តីផ្តើម
The PAC AmpPRO 4 AP4-FD31 is an advanced amplifier integration interface designed for select Ford vehicles from 2018 and up, specifically those equipped with factory-amplified B&O A2B sound systems. This interface simplifies the process of upgrading vehicle audio systems by allowing the installation of aftermarket amplifiers while retaining the original radio's functionality, fit, and features.
នេះ។ AmpPRO 4 module ensures that all audio from other vehicle features, such as factory Bluetooth and warning chimes, is retained. It includes a sub-level controller and provides an optical output for enhanced audio performance.
២.១. ភាពឆបគ្នា។
The AP4-FD31 interface is compatible with all trim levels of the following Ford vehicles:
- Bronco: 2021-2023
- Bronco Sport: 2021
- Eco Sport: 2021
- Edge: 2019-2022
- Escape: 2021-2022
- Expedition: 2018-2020
- Explorer: 2020-2023
- F-150: 2018-2023
- F-250/350/450/550: 2020-2023
- រន្ទះ៖ ១០៦
- Maverick: 2022
- Mustang Mach E: 2021
- Ranger: 2020-2023
២.១. លក្ខណៈសំខាន់ៗ
- លទ្ធផលអូឌីយ៉ូឌីជីថល៖ Provides a pure digital audio output (TOSLINK) for use with amplifiers or audio processors equipped with a TOSLINK input.
- សាមញ្ញ Ampការដំឡើងឡចំហាយ៖ Streamlines the installation of aftermarket amplifiers in databus-controlled factory sound systems.
- Factory System Retention: Retains the original radio’s fit, finish, and features, including factory Bluetooth and warning chimes.
- ផ្ទាល់ Ampការតភ្ជាប់ lifier: Connects directly at the factory amplifier location, not at the radio.
- Adjustable Chime Volume: Allows for adjustment of the factory chime volume.
- Flat Signal Output: Generates a flat signal for six RCA outputs at 5 volts, ensuring a clean audio signal for aftermarket ampអ្នករស់រានមានជីវិត
- Sub-Level Controller: Includes a dedicated controller for subwoofer output level adjustment.
4. មាតិកាកញ្ចប់
នេះ។ AmpPRO 4 AP4-FD31 package typically includes the following components:
- PAC AmpPRO 4 Interface Module
- Vehicle-specific wiring harnesses for integration
- Sub-level control knob with cable
- សៀវភៅណែនាំអំពីការដំឡើង

5. ការដំឡើងនិងការដំឡើង
ការដំឡើងរបស់ AmpPRO 4 AP4-FD31 involves integrating the module and its harnesses into the vehicle's existing audio system. It is recommended that installation be performed by a qualified professional to ensure proper functionality and to avoid damage to the vehicle's electrical system.
5.1 ជំហានដំឡើងទូទៅ
- ការផ្តាច់រថយន្ត៖ សូមផ្ដាច់ថ្មរថយន្តចេញ មុនពេលចាប់ផ្តើមការងារអគ្គិសនីណាមួយ។
- Access Factory Ampរស់រានមានជីវិត៖ Locate and access the factory amplifier in your vehicle. The AmpPRO 4 connects at this location, not behind the radio.
- ការតភ្ជាប់ខ្សែ៖ Connect the provided vehicle-specific harnesses between the factory ampជីវិតនិង AmpPRO 4 module. These harnesses are designed to interface with the OEM speaker wire without requiring cutting or splicing of factory wiring.
- ផ្សារក្រោយ Ampការតភ្ជាប់ lifier: Connect your aftermarket amplifier(s) to the RCA outputs or the TOSLINK digital output of the AmpPRO 4 module.
- Sub-Level Controller: Install the sub-level control knob in a convenient location within the vehicle and connect it to the AmpPRO 4 module.
- ថាមពល និងដី៖ Ensure proper power and ground connections for both the AmpPRO 4 module and your aftermarket amplifier (s) ។
- សមាសធាតុសុវត្ថិភាព៖ ភ្ជាប់ដោយសុវត្ថិភាព AmpPRO 4 module and all wiring to prevent movement and potential damage.
5.2 Configuration and Tuning
នេះ។ AmpPRO 4 module may require configuration using a laptop to make adjustments, such as setting output levels and chime volume. Refer to the detailed installation guide provided with the product for specific software and connection instructions.

6. សេចក្តីណែនាំប្រតិបត្តិការ
Once installed and configured, the AmpPRO 4 AP4-FD31 operates seamlessly with your vehicle's factory audio system. The primary function is to provide a clean, flat audio signal to your aftermarket amplifiers while maintaining all factory functionalities.
- ការចាក់សារថ្មី៖ All audio sources from the factory radio, including AM/FM, satellite radio, CD, and Bluetooth, will be processed by the AmpPRO 4 and sent to your aftermarket ampអ្នករស់រានមានជីវិត
- Vehicle Chimes and Alerts: Warning chimes, navigation prompts, and other vehicle alerts will be retained and can be adjusted for volume through the configuration software.
- ការគ្រប់គ្រងឧបករណ៍បំពងសំឡេង៖ Use the included sub-level control knob to adjust the output level of your aftermarket subwoofer(s) independently.
- ការគ្រប់គ្រងកម្រិតសំឡេង៖ The factory radio's volume knob will continue to control the overall system volume.
7. ការថែទាំ
The PAC AmpPRO 4 AP4-FD31 is designed for long-term, maintenance-free operation. To ensure optimal performance and longevity:
- ការដំឡើងសុវត្ថិភាព៖ Ensure all connections remain secure and the module is firmly mounted to prevent vibration-induced issues.
- ការការពារបរិស្ថាន៖ Keep the module free from excessive moisture, dust, and extreme temperatures.
- ការអាប់ដេតកម្មវិធី៖ ពិនិត្យអ្នកផលិតតាមកាលកំណត់ website for any available firmware updates for the AmpPRO 4 module.
8. ការដោះស្រាយបញ្ហា
ប្រសិនបើអ្នកជួបប្រទះបញ្ហារបស់អ្នក។ AmpPRO 4 AP4-FD31, consider the following troubleshooting steps:
8.1 គ្មានលទ្ធផលអូឌីយ៉ូ
- ពិនិត្យការតភ្ជាប់៖ Verify all wiring harnesses are securely connected to the AmpPRO 4 module, factory amplifier, and aftermarket amplifier (s) ។
- ការផ្គត់ផ្គង់ថាមពល៖ ធានាបាននូវ AmpPRO 4 module and aftermarket amplifiers are receiving proper power and ground. Check fuses if necessary.
- Ampស្ថានភាព lifier: Confirm that your aftermarket amplifier(s) are powered on and not in protection mode.
- ការកំណត់រចនាសម្ព័ន្ធ៖ Re-check the module's configuration using the PAC software to ensure correct output settings.
8.2 Intermittent Audio or Digital Output (TOSLINK) Issues
- ការដំឡើងសុវត្ថិភាព៖ ធានាបាននូវ AmpPRO 4 module is securely mounted and not subject to excessive vibration, which can cause intermittent connections.
- TOSLINK Cable: Inspect the TOSLINK cable for damage and ensure it is firmly seated at both ends.
- សុចរិតភាពនៃការតភ្ជាប់៖ Check all wiring harness connections for looseness or corrosion.
8.3 Remote Turn-On Stays On
- ភាពឆបគ្នានៃរថយន្ត៖ Double-check that your vehicle is fully compatible with the AP4-FD31 model.
- កំណត់ម៉ូឌុលឡើងវិញ៖ Try resetting the AmpPRO 4 module by disconnecting and reconnecting the vehicle's battery (after ensuring all components are off).
- កម្មវិធីបង្កប់៖ Ensure the module has the latest firmware installed.
If problems persist after attempting these steps, contact PAC technical support or consult a professional installer.
9. លក្ខណៈបច្ចេកទេស
| គំរូ | AP4-FD31 |
| ម៉ាក | PAC |
| ទំងន់ធាតុ | 1.17 ផោន |
| វិមាត្រកញ្ចប់ | 8.5 x 5.83 x 2.24 អ៊ីញ |
| វ៉ុលtage | 5 Volts (output) |
| ឆានែលលទ្ធផល | 6 RCA outputs, 1 TOSLINK digital output |
| ភាពឆបគ្នា។ | Select 2018+ Ford vehicles with factory-amplified B&O A2B sound systems |
10. ការធានា និងការគាំទ្រ
For specific warranty information regarding your PAC AmpPRO 4 AP4-FD31, please refer to the documentation included with your product or visit the official PAC Audio website. Warranty periods can vary, and it is important to register your product if required.
For technical support, installation assistance, or to report a defective unit, please contact PAC Audio customer service directly. Contact information can typically be found on the manufacturer's webគេហទំព័រ ឬនៅក្នុងការវេចខ្ចប់ផលិតផល។





