The selected COM port is wrong or in use by another software program.
Turn off your satellite receiver completely using the back switch or by unplugging the power adapter.
: Fixing boxes that are stuck on "Load," "ON," or show a red light after a failed USB update or power outage. sunplus loader all in one
Click the or Connect button in the loader software. The tool will enter a listening mode. Turn ON the power to your satellite receiver.
to your satellite receiver immediately after clicking Start. The selected COM port is wrong or in
Common indicators for requiring a PC Loader include boot loops, a black screen, or the receiver powering on without completing its startup sequence, indicating serious software corruption.
Set the to 115200 (this is the standard speed for Sunplus memory transfer). Set the mode/operate type to Upgrade or Write . Step 4: Load the Firmware Click the or Connect button in the loader software
Extracts the existing firmware and channel lists directly from the IC chip for backup purposes.
Ensure both the PC and the satellite receiver are powered off before connecting cables to prevent electrostatic damage. Plug your USB-to-serial adapter into the PC, connect the RS232 cable, and insert the opposite end (or the 3.5mm jack adapter) into the receiver's serial port. Step 2: Configure COM Port Settings
The Sunplus Loader All in One is a universal computer software utility designed to communicate directly with satellite receivers powered by Sunplus chipsets. Unlike standard USB upgrades that require the receiver's menu interface to function, a loader connects via a physical serial connection. This allows you to force-feed firmware into the flash memory even if the receiver cannot boot up. Key Features