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After all devices are connected, the sigma startup display does not light up normally. FIT0971FIT0972FIT0973FIT0974FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:28 700 Views
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When the HDMI signal is input, the screen lights up but there is no touch response? DFR1125FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:28 846 Views
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Why does SIM7070G have no signal? TEL0182FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:28 749 Views
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In the event of data loss after removing the USB flash drive, what should be done? DFR0997FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:28 539 Views
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What should I do if I accidentally delete the content stored on the display screen's USB drive? DFR0997FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:28 505 Views
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My LED strip turned on yesterday, but will not turn on today. Why? KIT0069FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 685 Views
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What is the minimum time needed to light up the entire LED strip? KIT0069FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 478 Views
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Are LED strips easily broken? KIT0069FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 753 Views
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Touchscreen sensitivity drops when connected to Raspberry Pi - fix? DFR0550DFR0678FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 735 Views
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RPi touchscreen sensitivity/response degraded - solutions? DFR0506FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 504 Views
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APC220 module connection fails when RF-magic software is open TEL0005FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 580 Views
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Arduino-to-Arduino communication test failed - solutions/examples? TEL0005FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 516 Views
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Silicon Labs driver fails - yellow USB-TTL adapter not recognized TEL0005FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 556 Views
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We have to use the manual because the description is too simple? SEN0019FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 509 Views
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Why does the light not turn on when I connect the power? SEN0019FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 517 Views
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Why does the light turns on when I connect the infrared switch power? SEN0019FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 587 Views
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If I need a pull-up resistor, how much resistance should it have? SEN0019FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 531 Views
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After pressing the button, sometimes the ESP32 cannot scan BLE information? TEL0173FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 600 Views
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After burning the sample code, the serial port output cannot be initialized? DFR0572FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 532 Views
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Persistent display from previous program during coding - fix? DFR0997FAQSEO FAQAftersales FAQ
JaneYu 2026-02-14 08:57:27 Trending
- 1 Arduino library for DFPlayer Mini
- 2 Stepper motor selection
- 3 DfPlayer recommended speaker impedance?
- 4 New to DFPlayer (detect when audio clip has finished playing & loud pop upon power on/down)
- 5 Firebeetle ESP32 read battery voltage
- 6 Firmware update (windows - failure
- 7 Beetle ESP32 C3 USB connection issue
- 8 ESP-32-C3 doesn't start with battery supply
- 9 DFR0548 IIC Label??
- 10 Increasing Accuracy of a Trained Model
