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IM-T5667 Rev.01
Instruction Manual
for
C-band 2W BUC
[NJT5667, NJT5668 & NJT5674 series]
Document Part Number: IM-T5667
Revision: 01
Issue Date: November 28, 2011
Copyright © 2011, New Japan Radio Co., Ltd. All rights reserved.
This instruction manual may not be reproduced, in part or in
whole, without the permission of New Japan Radio Co., Ltd.
The specifications and information regarding the products in this
instruction manual are subject to change without notice.
All statements, information, and recommendations in this
instruction manual are believed to be accurate but are presented
without warranty of any kind, express, or implied.
Users must take full responsibility for their application of any
products.
NJT5667/68/74 series Instruction Manual
Page 1
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Summary of Contents for JRC NJT5667 Series
- Page 1 IM-T5667 Rev.01 Instruction Manual C-band 2W BUC [NJT5667, NJT5668 & NJT5674 series] Document Part Number: IM-T5667 Revision: 01 Issue Date: November 28, 2011 Copyright © 2011, New Japan Radio Co., Ltd. All rights reserved. This instruction manual may not be reproduced, in part or in whole, without the permission of New Japan Radio Co., Ltd.
- Page 2 IM-T5667 Rev.01 General Caution NJRC strives to produce reliable and high quality microwave components. NJRC's microwave components are intended for specific applications and require proper maintenance and handling. To enhance the performance and service of NJRC's microwave components, the devices, machinery or equipment into which they are integrated should undergo preventative maintenance and inspection at regularly scheduled intervals.
- Page 3 IM-T5667 Rev.01 General Caution (continued) NJRC's products have been designed and tested to function within controlled environmental conditions. Do not use products under conditions that deviate from methods or applications specified in the catalog and specification sheets. Failure to employ NJRC's products in the proper applications can lead to deterioration, destruction or failure of the products.
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Page 4: Table Of Contents
IM-T5667 Rev.01 About This Instruction Manual This instruction manual describes C-band 2W BUC (Model No.: NJT5667, NJT5667F, NJT5668, NJT5668F, NJT5674N and NJT5674F) herein referred to as "the Unit". This instruction manual provides information and instructions for installation and operation of the Unit. This instruction manual is intended for use by trained field installers or system engineers responsible for satellite networks. -
Page 5: Introduction
IM-T5667 Rev.01 1. Introduction This instruction manual is for C-band 2W BUC with followint model number: NJT5667, NJT5667F, NJT5668, NJT5668F, NJT5674N and NJT5674F. Standard C-band 2W BUC (Model No.: NJT5667 and NJT5667F) receives a reference signal (10 MHz) and an IF signal (L‐Band: 950 to 1,525 MHz) input and transmits an RF signal (Standard C-band: 5.850 to 6.425 GHz) output. -
Page 6: Safety Instructions
IM-T5667 Rev.01 2. Safety Instructions Use the following safety guidelines to help protect the Unit from potential damage and to help ensure your own personal safety. DANGER, WARNING, CAUTION, and NOTE Statements DANGER, WARNING, CAUTION, and NOTE statements are used throughout this instruction manual to emphasize important and critical information. - Page 7 IM-T5667 Rev.01 Symbol Description GENERIC HAZARD ELECTRIC HAZARD HOT SURFACE When installing the Unit, observe the following safety guidelines. 2.1. Safety Statements 1. Opening / Removing DO NOT dismantle this product. Dismantlement may cause malfunction and electric shock. 2. Input Voltage Only input a voltage within the range indicated in specified voltage.
- Page 8 IM-T5667 Rev.01 4. High Temperatures DO NOT touch the body, especially fins, during operating the Unit. High touch temperatures may exist, depending on load conditions. 5. Input Level DO NOT input an IF signal over the range of +13 dBm maximum and a reference signal within the range of -5 to +5 dBm.
- Page 9 IM-T5667 Rev.01 3. Waveguide DO NOT touch the filter in the waveguide output. The filter is used for Receive band noise and spurious rejection. If the filter is damaged or dirty, it may not reject a sufficient value of false receive band. 4.
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Page 10: Packing List
IM-T5667 Rev.01 3. Packing List The Unit is shipped in a single shipping container with the following content: Description 1 unit C-band 2W BUC NJT5667, NJT5667F, NJT5668, NJT5668F, NJT5674N, NJT5674F 1 set Accessory of BUC Qty(1), O-ring 1 sheet Date sheet NJT5667/68/74 series Instruction Manual Page 10... -
Page 11: Overview
IM-T5667 Rev.01 4. Overview The Unit transmits an RF singal of C-band with up to 2W (+33 dBm) linear. The unique features are ・ High Efficiency & Low Distortion * P1dB: +33 dBm min. over temperature * Power Consumption: 33 W max. ・... -
Page 12: Physical Description
IM-T5667 Rev.01 5. Physical Description This section describes appearance and outline for the Unit. 5.1. Appearance Overall Picture (N-type Female Connector) NJT5667/68/74 series Instruction Manual Page 12... - Page 13 IM-T5667 Rev.01 5.2. Outline 5.2.1. Outline Drawing of N-type Female Connector Model (166 .9) Ｃ ＰＲ－ １ ３ ７Ｇ ８－Ｎ ｏ ． １ ０－ ３ ２ＵＮ Ｆ ｄ ｅ ｐ ｔ ｈ ６ ｍ ｉ ｎ ． 42 .9 Ｌ ＥＤ Ｉ...
- Page 14 IM-T5667 Rev.01 5.2.2. Outline Drawing of F-type Female Connector Model (161 .8) Ｃ ＰＲ－ １ ３ ７Ｇ ８－Ｎ ｏ ． １ ０－ ３ ２ＵＮ Ｆ ｄ ｅ ｐ ｔ ｈ ６ ｍ ｉ ｎ ． 42 .9 Ｌ ＥＤ Ｉ ｎ ｄ ｉ ｃ ａ ｔ ｏ ｒ Ground Hole Ｎ...
- Page 15 IM-T5667 Rev.01 5.3. Description of Connectors, Switches, and LEDs Item Description Purpose N-type IF / Reference The Unit receives an IF signal and a Input reference signal and is required to F-type supply +15 to +30 V DC power via this Female DC Power Input connector.
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Page 16: Installing
IM-T5667 Rev.01 6. Installing This section describes basic installation for the Unit. 6.1. Mounting Configuration The Unit can be mounted with OMT or the waveguide filter of the satellite antenna. When mounting on the OMT or the waveguide filter, follow the following caution: DO NOT block the fins. - Page 17 IM-T5667 Rev.01 Step 2: Prepare the bolts or screws of the length based on a table below, spring washers, and flat washers for No.10-32UNF of 8 sets, before fixing the OMT or the waveguide filter. Secure the OMT or the waveguide filter to the Unit by fixing the bolts or screws with 2.39 to 2.91 N・m torque as shown in a figure below.
- Page 18 IM-T5667 Rev.01 6.2. Connecting Modem The Unit is connected the modem. 6.2.1. Connecting Coaxical Cable. The Unit receives the reference and the IF signal and is required to supply +15 to +30 V DC power from the modem via coaxial cable. When connecting the coaxial cable from the modem, follow the following steps: Step 1:...
- Page 19 IM-T5667 Rev.01 6.2.2. Fixing Ground Wire The Unit should be common with ground of other equipments (e.g. antenna). Fixing a ground wire from the common ground of other equipments for grounding is proceed with the following step: Step 1: Fix the ground wire from other equipments to the ground hole near the coaxical connector with enclosed on the Unit which is shown in a figure below.
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Page 20: Specification
IM-T5667 Rev.01 7. Specification The Unit is in compliance with the following specifications: 7.1. Electrical Specifications Item Specifications Output Frequency Range <Standard C-band> 5.850 to 6.425 GHz <Palapa C-band> 6.365 to 6.725 GHz <Insat C-band> 6.725 to 7.025 GHz Input Frequency Range <Standard C-band>... - Page 21 IM-T5667 Rev.01 Item Specifications DC Power Requirement [Voltage Range] +24 VDC (+15 to +30 VDC) [Power Consumption] 33 W max. Mute Shut off the HPA in case of L.O. unlocked LED Indicator GREEN: L.O. locked RED: L.O. unlocked (or no 10 MHz reference signal) 7.2.
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