GainStar Amplifier with 55/70 MHz split and Node Forward Injection (Strand)
Housing Closure Instructions
GainStar 55/70 MHz 放大器与光站(线挂)合上外壳说明书
Purpose
This document provides instructions on how to correctly close the GainStar Amplifier
housing and Node (Strand) housing.
Audience
These instructions are intended for field service technicians installing the Amplifier or
Node.
Related Publications
Refer to the following publications for more information.

GainStar Amplifier with 55/70 MHz (Strand) Installation and Operation Guide, part
number 4042029

GainStar Node Forward Injection (Strand) Installation and Operation Guide, part
number 4042027
目的
本文件提供正确闭合 GainStar 55/70 MHz 放大器或本地信号插入式光站外壳的指导说明。
使用人员
本说明针对现场安装 GainStar 55/70 MHz 放大器或本地信号插入式光站的维修服务技术人
员。
相关出版物
如需获得更多信息，可参考以下出版物。

GainStar 55/70 MHz 放大器 (线挂) 安装与操作手册，部件号 4042029

GainStar 本地信号插入式光站 (线挂) 安装与操作手册，部件号 4042027
Tightening the Closure Bolts
Follow the steps below to tighten the closure bolts.
CAUTION:
Avoid moisture damage and RF leakage! Follow the procedure exactly as shown
below to ensure a proper seal.
1.
Inspect the housing gasket and all mating surfaces. Wipe off any dirt and debris.
2.
Close the housing and finger-tighten the closure bolts.
3
Tighten the housing closure bolts from 6.8 Nm (5 ft lbs) to 9.0 Nm (6.6 ft lbs) in
sequence as shown in the following illustration.
Continued on next page
合上外壳
拧紧合盖螺钉
按下列步骤拧紧合盖螺钉。
警告:
避免潮气侵入和射频泄漏！严格按照下列步骤操作，确保密封正确。
1. 检查外壳垫圈和所有的接触表面。擦掉所有的灰尘和碎片。
2. 合上外壳后，用手拧紧合盖螺钉。
3. 以 6.8 Nm 至 9.0 Nm 的力，按照图示顺序拧紧合盖螺钉。
1
3
Closure bolt
Closure bolt
6
5
4
2
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Printed in the People’s Republic of
China
September 2011
Part Number 4042028 Rev A