BOARD ASSEMBLY, COMMUNICATION SYSTEM, EJECTOR LEVER AND UNLOCKING METHOD FOR EJECTOR LEVER

摘要

A ejector lever includes a lever body and an unlocking mechanism including an unlocking hook and a safety latch, the unlocking hook is rotatably connected to the lever body by using a first rotating shaft, and the safety latch is rotatably connected to the lever body by using a second rotating shaft; the unlocking hook is provided with a first end and a second end, the first end is opposite to the second end across the first rotating shaft, the first end is provided with a hook, the second end is provided with a first abutting part, the safety latch is provided with a second abutting part, and the first abutting part is in contact with the second abutting part; and the second abutting part is configured to apply first force on the first abutting part when the safety latch rotates around the second rotating shaft.