Aeroflex RD-301A User manual

Radar Test Set
Maintenance Manual
1002-9001-300
Issue-5
RD-301A
EXPORT CONTROL WARNING: This document contains controlled technology
or technical data under the jurisdiction of the Export Administration
Regulations (EAR), 15 CFR 730-774. It cannot be transferred to any foreign
third party without the specific prior approval of the U.S. Department of
Commerce Bureau of Industry and Security (BIS). Violations of these
regulations are punishable by fine, imprisonment, or both.

Subject to Export Control, see Cover Page for details.
MAINTENANCE MANUAL
RADAR TEST SET
RD-301A
PUBLISHED BY
Aeroflex
COPYRIGHT ©Aeroflex 2008
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or
transmitted in any form or by any means, electronic, mechanical, photocopying, recording or
otherwise without the prior permission of the publisher.
Original Printing Jun 92
Issue-2 Feb 04
Issue-3 Oct 04
Issue-4 Feb 07
Issue-5 Aug 08
10200 West York / Wichita, Kansas 67215 U.S.A. / [phone] / FAX [phone]

Subject to Export Control, see Cover Page for details.

MAINTENANCE MANUAL
RD-301A
Subject to Export Control, see Cover Page for details.
WARNING:
HIGH VOLTAGE EQUIPMENT
THIS EQUIPMENT CONTAINS CERTAIN CIRCUITS AND/OR
COMPONENTS OF EXTREMELY HIGH VOLTAGE POTENTIALS,
CAPABLE OF CAUSING SERIOUS BODILY INJURY OR DEATH. WHEN
PERFORMING ANY OF THE PROCEDURES CONTAINED IN THIS
MANUAL, HEED ALL APPLICABLE SAFETY PRECAUTIONS.
SAFETY FIRST: TO ALL OPERATIONS AND SERVICE PERSONNEL
REFER ALL SERVICING OF UNIT TO QUALIFIED TECHNICAL PERSONNEL.
WARNING: USING THIS EQUIPMENT IN A MANNER NOT SPECIFIED BY THE ACCOMPANYING
DOCUMENTATION MAY IMPAIR THE SAFETY PROTECTION PROVIDED BY THE EQUIPMENT.
CASE, COVER OR PANEL REMOVAL
Removing protective covers, casings or panels from this Test Set exposes the technician to electrical
hazards that can result in electrical shock or equipment damage.
SAFETY IDENTIFICATION IN TECHNICAL MANUAL
This manual uses the following terms to draw attention to possible safety hazards, that may exist when
operating or servicing this equipment.
CAUTION: THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT, IF IGNORED, CAN RESULT IN
EQUIPMENT OR PROPERTY DAMAGE (E.G., FIRE).
WARNING: THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT, IF IGNORED, CAN RESULT IN
PERSONAL INJURY OR DEATH.
SAFETY SYMBOLS IN MANUALS AND ON UNITS
CAUTION: Refer to accompanying documents. (This symbol refers to specific CAUTIONS represented on
the unit and clarified in the text.)
AC OR DC TERMINAL: Terminal that may supply or be supplied with ac or dc voltage.
DC TERMINAL: Terminal that may supply or be supplied with dc voltage.
AC TERMINAL: Terminal that may supply or be supplied with ac or alternating voltage.
SWITCH OFF: AC line power to the device is OFF.
SWITCH ON: AC line power to the device is ON.
EQUIPMENT GROUNDING PRECAUTION
Improper grounding of equipment can result in electrical shock.
USE OF PROBES
Check specifications for the maximum voltage, current and power ratings of any connector on the Test Set
before connecting it with a probe from a terminal device. Be sure the terminal device performs within these
specifications before using it for measurement, to prevent electrical shock or damage to the equipment.
POWER CORDS
Power cords must not be frayed, broken nor expose bare wiring when operating this equipment.

MAINTENANCE MANUAL
RD-301A
Subject to Export Control, see Cover Page for details.
USE RECOMMENDED FUSES ONLY
Use only fuses specifically recommended for the equipment at the specified current and voltage ratings.
CAUTION: INTEGRATED CIRCUITS AND SOLID STATE DEVICES SUCH AS MOS FETS, ESPECIALLY
CMOS TYPES, ARE SUSCEPTIBLE TO DAMAGE BY ELECTROSTATIC DISCHARGES RECEIVED
FROM IMPROPER HANDLING, THE USE OF UNGROUNDED TOOLS AND IMPROPER STORAGE
AND PACKAGING. ANY MAINTENANCE TO THIS UNIT MUST BE PERFORMED WITH THE
FOLLOWING PRECAUTIONS:
●BEFORE USE IN A CIRCUIT, KEEP ALL LEADS SHORTED TOGETHER EITHER BY THE
USE OF VENDOR-SUPPLIED SHORTING SPRINGS OR BY INSERTING LEADS INTO A
CONDUCTIVE MATERIAL.
●WHEN REMOVING DEVICES FROM THEIR CONTAINERS, GROUND THE HAND BEING
USED WITH A CONDUCTIVE WRISTBAND.
●TIPS OF SOLDERING IRONS AND/OR ANY TOOLS USED MUST BE GROUNDED.
●DEVICES MUST NEVER BE INSERTED INTO NOR REMOVED FROM CIRCUITS WITH
POWER ON.
●PC BOARDS, WHEN TAKEN OUT OF THE SET, MUST BE LAID ON A GROUNDED
CONDUCTIVE MAT OR STORED IN A CONDUCTIVE STORAGE BAG. REMOVE ANY
BUILT-IN POWER SOURCE, SUCH AS A BATTERY, BEFORE LAYING PC BOARDS ON A
CONDUCTIVE MAT OR STORING IN A CONDUCTIVE BAG.
●PC BOARDS, IF BEING SHIPPED TO THE FACTORY FOR REPAIR, MUST BE PACKAGED
IN A CONDUCTIVE BAG AND PLACED IN A WELL-CUSHIONED SHIPPING CONTAINER.
CAUTION
THIS EQUIPMENT CONTAINS PARTS
SENSITIVE TO DAMAGE
BY ELECTROSTATIC DISCHARGE (ESD)
CAUTION: SIGNAL GENERATORS CAN BE A SOURCE OF ELECTROMAGNETIC INTERFERENCE (EMI) TO
COMMUNICATION RECEIVERS. SOME TRANSMITTED SIGNALS CAN CAUSE DISRUPTION
AND INTERFERENCE TO COMMUNICATION SERVICES OUT TO A DISTANCE OF SEVERAL
MILES. USERS OF THIS EQUIPMENT SHOULD SCRUTINIZE ANY OPERATION THAT RESULTS
IN RADIATION OF A SIGNAL (DIRECTLY OR INDIRECTLY) AND ENSURE COMPLIANCE WITH
INSTRUCTIONS IN FAA CIRCULAR AC 170-6C, DATED FEBRUARY 19, 1981.
CAUTION: KEEP ALL VENT OPENINGS CLEAR AND UNOBSTRUCTED FOR PROPER EQUIPMENT COOLING
AND CONTINUED RELIABILITY. WHEN OPERATING THE EQUIPMENT IN THE NORMAL
HORIZONTAL POSITION, MAINTAIN AT LEAST TWO INCHES (APPROX. FIVE CENTIMETERS)
OF CLEARANCE BETWEEN THE REAR PANEL AND OBJECTS OR WALLS.