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Featured Guangzhou Light Bridge Communication Equipment Co., Ltd. manuals
Guangzhou Light Bridge GQ8002E1 Circuit Automatic Protection Switching Equipment User Manual
The Guangzhou Light Bridge Communication Equipment Co., Ltd. GQ8002E1 is a device designed to ensure reliable transmission in digital systems by automatically selecting high-quality signals from two parallel transmission lines. It utilizes a concurrent selection and reception system to switch between channels within microseconds when faults such as loss of signal, frame synchronization errors, or excessive bit errors are detected on the primary path. This manual is written in Chinese.
Covers: Equipment Overview · Installation and Commissioning · Operation Instructions · Troubleshooting
Latest Guangzhou Light Bridge Communication Equipment Co., Ltd. manuals
Guangzhou Light Bridge GQ8002E1 Circuit Automatic Protection Switching Equipment User Manual
User Manual 12 pages · 395 KB · ZHThis manual details the installation, operation, and maintenance of the GQ8002E1 circuit automatic protection switching equipment.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Guangzhou Light Bridge Communication Equipment Co., Ltd. manuals
What conditions trigger an automatic switch to the backup channel?
The system switches automatically if the primary transmission path experiences no signal (LOS), frame synchronization loss, AIS, or bit errors exceeding 10^-6.
From: Guangzhou Light Bridge GQ8002E1 Circuit Automatic Protection Switching Equipment User Manual
How long does it take to switch channels upon frame synchronization loss?
The switching time from the occurrence of frame synchronization failure to completing the system switch is 750 microseconds.
From: Guangzhou Light Bridge GQ8002E1 Circuit Automatic Protection Switching Equipment User Manual