#jlbluetoothchiptestbox

[blevoice]

JL (Jieli) Bluetooth Test Box Comprehensive Guide: Key Steps & Practical Operation

As a leader in Bluetooth audio solutions, Zhuhai Jieli Technology's Bluetooth Test Box is an essential tool for development and production. This guide provides complete operational instructions to streamline your Bluetooth chip testing.

Core Features Overview

The JL (Jieli) Bluetooth Test Box offers:

Dual-device parallel testing capability

A2DP audio playback testing

HFP call function testing

Frequency offset testing with auto-calibration

Wireless firmware upgrade

Rapid test mode

Step-by-Step Operation Guide

1. Power Connection & Initial Setup

Use included 9V power adapter

Verify "Searching" status on both channels upon startup

Confirm correct Bluetooth name display for DUT (Device Under Test)

2. Critical DIP Switch Settings

(Requires reboot after adjustment)

3. Button Functions

Reset: Typically unused

Device B Next: Cycles through music→call→disconnect

Device A Next: Same for second device

Disconnect: Hold while connecting PC cable for config mode

4. Frequency Offset Standards

Real-time offset value displayed

Pass Criteria: Must maintain ±20KHz range

Auto-calibration (Switch 5) optimizes automatically

5. Configuration Tool Workflow

Enter config mode (Hold Button4 + PC cable)

Access CD drive in "My Computer"

Launch bt_test_box.exe

Key parameters:Minimum detectable signal (adjust range)Target device name (accelerates pairing)Max TX power (connection stability)

6. Wireless Upgrade Methods

Method 1: SD Card

Pre-configure target device name

Insert SD card with .bfu file

Auto-upgrades upon connection

Method 2: PC Bluetooth

Navigate to "Device Upgrade" in config mode

Select device or specify Bluetooth name

Load .bfu file to initiate

Troubleshooting Guide

Upgrade Failures:

Display Issues:

Audio File Update:

Pro Tips

Enable both Switch 4 & 5 for precision frequency tests

Maintain 4+ standby devices for batch testing efficiency

Quick test mode requires AC690x_SDK2011+ firmware

For complete technical documentation including:

Detailed user manuals

Schematics & reference designs

Debugging guides

FAQs

Visit our AliExpress store [BLE Voice Store] or contact our engineering team:

📧 info@blevoice.com 📱 +86 159 0279 7635 (WhatsApp/WeChat)

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