Quectel Lime 4.1 User Manual
Version: V2.0
Date: 2022-03-02
Doc Version History
| Version | Date | Author | Note |
|---|---|---|---|
| 1.0 | 2022-01-06 | Robin Zhang | Create |
| 2.0 | 2022-03-02 | Robin Zhang | Add FCC statement |
1. Product Appearance
This product is an intelligent lock controller, which serves as the control part of the intelligent lock on shared scooters.
The device is a rectangular module with various connectors and labels. It is identified by Model: Lime-4.1-GL, FCC ID, IMEI, and Serial Number (SN).
2. Hardware Interface
The hardware interface of the Lime 4.1 intelligent lock controller is designed for various connections:
Key Interfaces:
- USB and Debug: For data transfer and debugging.
- DC and CAN Communication: For power input and Controller Area Network (CAN) bus communication.
- Meter Interface: For connecting external meters and receiving/sending signals.
- Battery Lock Interface: For battery management and lock control signals.
Detailed diagrams illustrate the physical dimensions and connector pinouts for each interface:
Connector P1 (ECU): Carries signals for POWER+, GND, CHARGE POWER ON, CONTROLLER ENABLE SIGNAL, CAN-L, and CAN-H.
Connector P4 (USB): Includes pins for USB data (DM, DP), GND, and Debug (TX, RX).
Connector P2 (Display): Provides 5V output, CCU send/receive signals, and connections for an external display.
Connector P3 (Battery Lock): Features 5V input/output, CCU receive/send signals, and connections for the battery lock.
The diagrams also specify cable types, lengths, and wire colors for each connection.
3. Starting Up
To activate or open the machine, the magnet must be brought close to the designated sensing area on the lock controller.
[Image description: A diagram showing the lock controller with an arrow pointing to the 'magnet area' and another arrow pointing to the 'sensing area'.]
4. Operating Temperature
The device is designed to operate within an ambient temperature range of -20°C to 35°C.
5. External Power Supply
The device requires an external power supply of 36VDC.
6. Installation Method
[Image description: Visual representations illustrating the physical installation process of the lock controller.]
7. CE Statements
Battery Safety:
CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.
Quectel Wireless Solutions Co., Ltd. declares that this device, Lime-4.1-GL, complies with the essential requirements and other relevant provisions of Directive 2014/53/EU.
To comply with RF exposure requirements in Europe, a minimum separation distance of 20 cm must be maintained between the user's body and the device, including the antenna, during body-worn operation.
8. Product Specification
| Parameter | Frequency (MHz) | Power |
|---|---|---|
| WLAN | 2412~2472 | 18dBm |
| BT | 2402~2480 | 10dBm |
9. FCC Statement
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy.
If not installed and used in accordance with the instructions, it may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment causes harmful interference to radio or television reception (which can be determined by turning the equipment off and on), the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Caution: Any changes or modifications to this device not explicitly approved by the manufacturer could void your authority to operate this equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
RF Exposure Information:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body.
