目录 1. 一般说明 1.1 简介.....................................................................................................................................................1-1 1.2 设备说明.....................................................................................................................................1-1 1.3 技术规格.....................................................................................................................................1-2 1.4 TSO 限制.........................................................................................................................................................1-7 1.5 许可要求.........................................................................................................................................................1-7 1.6 认证.........................................................................................................................................................1-7 1.7 故障检测与排除 (FDE) .............................................................................................................................1-7 1.8 有限保修.........................................................................................................................................................1-8 2. 安装 2.1 简介.....................................................................................................................................................2-1 2.2 天线注意事项................................................................................................................................2-1 2.3 机架注意事项...................................................................................................................................2-3 2.4 电缆和接线...................................................................................................................................2-3 2.5 冷却空气......................................................................................................................................2-3 2.6 最低安装要求.............................................................................................................................2-3 3. 安装步骤 3.1 装置和附件....................................................................................................................................3-1 3.2 数据库选项....................................................................................................................................3-4 3.3 其他选项....................................................................................................................................3-4 3.4 需要但不提供的安装附件.............................................................................................................3-4 3.5 天线安装.............................................................................................................................3-4 3.6 电缆安装...................................................................................................................................3-5 3.7 机架安装......................................................................................................................................3-7 3.8 400 系列单元插入和移除..............................................................................................................3-7 3.9 通信天线安装检查(GNC 420 和 GNS 430)........................................................3-7 4. 系统互连 4.1 引脚功能列表.......................................................................................................................................4-1 4.2 电源、照明和天线....................................................................................................................................4-5 4.3 高度计.........................................................................................................................................................4-6 4.4 主指示器.............................................................................................................................................4-7 4.5 信号器/开关.........................................................................................................................................4-9 4.6 串行数据...........................................................................................................................................4-11 4.7 COM/VOR/ILS 音频(仅限 GNC 420 和 GNS 430) ........................................................................................4-14 4.8 VOR/ILS 指示器(仅限 GNS 430) .............................................................................................................4-16 4.9 RMI/OBI.............................................................................................................................................4-18 4.10 DME 调谐(仅限 GNS 430) .............................................................................................................4-19 5. 安装后配置和检查程序 5.1 配置模式操作 .............................................................................................................................5-1 5.2 安装配置页面 .............................................................................................................................5-1 5.3 其他地面测试 .............................................................................................................................5-17 附录 A. 认证文件 A.1 持续适航性................................................................................................................................A-1 A.2 环境资质表 — GNS 430...............................................................................................A-3 A.3 环境资质表 — GNC 420...............................................................................................A-4 A.4 环境资质表 — GPS 400.............................................................................................A-5 A.5 环境资质表—GA 56................................................................................................A-6 附录 B. STC 许可....................................................................................................................................B-1 附录 C. 400 系列 RS-232 航空数据格式.........................................................................................................C-1 附录 D. 400 系列 RS-232 燃油/空气数据输入格式.........................................................................................D-1 附录 E. 400 系列 LRU 接口概述.........................................................................................................................E-1 附录 F. 图纸和互连.........................................................................................................................F-1 注意:除非另有特别说明,否则本文档中对 GNS 430 和 GNC 420 的引用也同样适用于 GNS 430A 和 GNC 420A。