Syscall ST- 800 Transmitter User Manual
- June 15, 2024
- Syscall
Table of Contents
Syscall ST- 800 Transmitter
Product Information
The ST-800 Call Button is a transmitter that communicates wirelessly with a receiver using RF signals. It is designed to allow users to send signals to the receiver and display their caller ID. The transmitter operates on a frequency of 433.420MHz with a frequency tolerance of +/- 2.0KHz. It has a transmission power of 10mW and uses FSK modulation for signal transmission. The transmitter is powered by a CR2025 coin battery, providing a voltage of 3V from a single cell. It has a current drain of below 30mA.
Product Usage Instructions
- To use the ST-800 transmitter, it needs to be registered with the Syscall Receiver (SR-A330). Follow the steps below:
- Turn on the receiver and ensure it is in pairing mode.
- Press the registration button on the receiver.
- Press and hold the call button on the ST-800 transmitter until the registration is successful.
- Once the transmitter is registered, it can be used to send signals to the receiver. Follow the steps below:
- Press the call button on the ST-800 transmitter.
- The transmitter will send RF signals to the receiver.
- The receiver will display the caller ID associated with the transmitted signal.
- For example, in a restaurant setting, customers can use thepre-registered call button placed on their table to notify the server when they need assistance or service.
Caution:
Modifications to the product that are not expressly approved by the responsible party may void the user’s authority to operate the equipment.
FCC Compliance Information:
This device complies with Part 15 of the FCC Rules. Operation is subject to the following conditions:
- The device must not cause harmful interference.
- The device must accept any interference received, including interference that may cause undesired operation.
CAUTION: Exposure to Radio Frequency Radiation.
- The antenna should be mounted in a way that minimizes the potential for human contact during normal operation. Avoid touching the antenna during operation to prevent exceeding the FCC radio frequency exposure limit.
- The Call button “ST-800” is a transmitter. It transmits RF signals to receiver in order to communicate wirelessly.
- First, user should register call button to receiver. And then press the call button to send signals to the receiver and the receiver shows its caller ID.
- For example, in the restaurant, customer can let server know when they need service by press pre-registered call button on the table.
HOW TO USE
- ST-800 Transmitter
- Register a transmitter through the receiver.
- Press the button, the signal will be sent to the receiver.
- Syscall Receiver (SR-A330)
Specification
| Model | ST- 800(Transmitter) |
|---|---|
| Frequency | 433.420MHz |
| Frequency tolerance | +/- 2.0KHz |
| RF Power | 10mW |
| Modulation | FSK |
| Battery | CR2025 – Coin Battery 3V (1 Cell) |
| Current drain | Below 30mA |
FCC Information to User
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 and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause 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 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 con-nected.
- Consult the dealer or an experienced radio/TV technician for help.
Caution
Modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
FCC Compliance Information: This device complies with Part 15 of the FCC
Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference,
- this device must accept any interference received, including interference that may cause undesired operation.
CAUTION : Exposure to Radio Frequency Radiation. Antenna shall be mounted
in such a manner to minimize the potential for human contact during normal
operation.
The antenna should not be contacted during operation to avoid the possibility
of exceeding the FCC radio frequency exposure limit.
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