Anritsu MT8850A User manual
Chapter 1 General
Page 1-0
MT8850A BlueTooth Test Set
Service Manual
Part Number 13000-00116
Rev C
Chapter 1 General
Page 1-1
WARRANTY
The ANRITSU product(s) listed on the title page is (are) warranted against defects in
materials and workmanship for one year from the date of shipment.
ANRITSU's obligation covers repairing or replacing products which prove to be defective
during the warranty period. Buyers shall prepay transportation charges for equipment
returned to ANRITSU for warranty repairs. Obligation is limited to the original purchaser.
ANRITSU is not liable for consequential damages.
LIMITATION OF WARRANTY
The foregoing warranty does not apply to ANRITSU connectors that have failed due to normal
wear. Also, the warranty does not apply to defects resulting from improper or inadequate
maintenance by the Buyer, unauthorised modification or misuse, or operation outside of the
environmental specifications of the product. No other warranty is expressed or implied, and
the remedies provided herein are the Buyer's sole and exclusive remedies.
TRADEMARK ACKNOWLEDGMENTS
V Connector and K Connector are registered trademarks of ANRITSU Company. HP 437B,
HP 438A, Deskjet, and HP 340 Deskjet are registered trademarks of Hewlett-Packard
Company. Adobe Acrobat and Acrobat Reader are trademarks of Adobe Systems
Incorporated. Microsoft Excel and Windows are trademarks of Microsoft Corporation.
NOTICE
ANRITSU Company has prepared this manual for use by ANRITSU Company personnel and
customers as a guide for the proper installation, operation and maintenance of ANRITSU
Company equipment and computer programs. The drawings, specifications, and information
contained herein are the property of ANRITSU Company, and any unauthorised use or
disclosure of these drawings, specifications, and information is prohibited; they shall not be
reproduced, copied, or used in whole or in part as the basis for manufacture or sale of the
equipment or software programs without the prior written consent of ANRITSU Company.
Chapter 1 General
Page 1-2
Notice
The information contained within this document is subject to change without notice.
Anritsu shall not be held liable for any errors or discrepancies contained within this
document, nor for any consequential damages or injury resulting from the installation or
use of the product contained within.
•Windows 95, 98, 2000, and Windows NT are US registered trademarks of Microsoft
Corporation.
•The Bluetooth trademarks are owned by Telefonaktiebolaget L M Ericsson,
Sweden.
•Adobe Acrobat and Acrobat Reader are trademarks of Adobe Systems
Incorporated.
For Safety
Always refer to the operation manual when working near locations at
which the alert mark, shown on the left, is attached. If the operation is
performed without heeding the advice in the operation manual, there is a
risk of personal injury. In addition, the equipment performance may be
reduced. This alert mark is sometimes also used with other marks and
descriptions indicating other dangers.
When supplying AC power to this equipment, connect the accessory 3-
pin power cord to a 3-pin grounded power outlet. If a grounded 3-pin or
outlet is not available, use a conversion adapter and ground the green
wire, or connect the frame ground on the rear panel of the equipment to
ground. If power is supplied without grounding the equipment, there is a
risk of receiving a severe or fatal electric shock.
WARNING The operator must not attempt to repair this equipment. Do not attempt
to remove the equipment covers or to disassemble internal components.
Only qualified service technicians with knowledge of electrical fire and
shock hazards should service this equipment. There are high-voltage
parts in this equipment presenting a risk of severe injury or fatal electric
shock to untrained personnel. In addition, there is a risk of damage to
precision components.
Chapter 1 General
Page 1-3
Safety Symbols
To prevent the risk of injury or loss related to equipment malfunction, Anritsu Company
uses the following symbols to indicate safety-related information. For your own safety,
please read this information carefully before operating the equipment.
Symbols used in Anritsu documentation
Danger Indicates a very dangerous procedure that could result in serious injury or
death if not performed properly.
Warning Indicates a hazardous procedure that could result in serious injury or death if not
performed properly.
Caution Indicates a hazardous procedure or danger that could result in light-to-severe injury,
or loss related to equipment malfunction, if proper precautions are not taken.
Safety symbols used on equipment and in associated documentation
Some or all of the following symbols may be used on Anritsu equipment. In addition,
there may be other labels attached to products that are not shown in the diagrams in
this manual.
The following safety symbols are used inside or on the equipment near operation
locations to provide information about safety items and operation precautions. Ensure
that you clearly understand the meanings of the symbols and take the necessary
precautions before operating the equipment.
This symbol indicates a prohibited operation. The prohibited operation is
indicated symbolically in or near the barred circle.
This symbol indicates a compulsory safety precaution. The required
operation is indicated symbolically in or near the circle.
This symbol indicates warning or caution. The contents are indicated
symbolically in or near the triangle.
This symbol indicates a note. The contents are described in the box.
These symbols indicate that the marked part should be recycled.
Chapter 1 General
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Chapter 1 General
Page 1-5
Table of Content
Chapter 1 - General Information Page
1-1 Scope of This Manual ............................…………… 1- 9
1-2 Introduction ...........................…………………...…… 1- 9
1-3 Related Manuals..............................……………..… 1- 9
1-4 Identification Number.........................………….…… 1- 9
1-5 Models, Options, And Accessories .................…..… 1-10
1-6 Service Policy ...............................……………….… 1-10
1-7 Spare Parts Listing .............................………………. 1-10
1-8 Component Handling ..........................……………… 1-11
Chapter 2 - Performance Verification
2-1 Introduction ...............................………………..….… 2-1
2-2 Test Conditions .........................…………...………… 2-1
2-3 Description of the verification procedure ……..….…. 2-1
2-4 Recommended Test equipment.............................… 2-2
2-5 Test Station set up ...........................………………… 2-3
2-6 Verification Procedure using Test Station ..............… 2-4
2-7 Partial Manual Verification Procedure ….…………… 2-4
Chapter 3 - Calibration Procedures
3-1 Introduction .............................………….....……….. 3-1
3-2 Recommended Test Equipment ............…………… 3-1
3-3 Test Conditions ...............................………..……… 3-1
3-4 Calibration Test Set up.…………….………..……… 3-2
3-5 Test Station Operation…..................………..……… 3-3
3-6 Calibration Procedure .....................………..……… 3-3
3-7 Internal 10MHz Reference Adjustment....….……… 3-4
Chapter 1 General
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Chapter 4 - Theory Of Operation Page
4-1 Introduction ................……..................……….…… 4-1
4-2 Product Overview .............…...............……….…… 4-1
4-3 General Operation ……………............….....…....... 4-2
4-4 Overall Block Diagram.......….……………….…...... 4-3
4-5 Radio PCB …………………..…......................…..... 4-4
4-6 Main Processor PCB …………………………….….. 4-6
4-7 Human Interface........………………....…...........…. 4-8
4-8 GPIB Operation ..............………………....….....….. 4-8
4-9 Case Construction ………………......................…... 4-8
4-10 Internal Construction ........………………....….…..... 4-9
4-11 Front Panel ……………....……………........……...... 4-9
4-12 Front Panel Connectors ..........……………...…....... 4-10
4-13 Rear Panel Connectors .................…………….….. 4-10
4-14 Power Supply Operation .................…………..…… 4-11
Chapter 5 - Firmware Updates
5-1 Introduction ...................................……………..…… 5-1
5-2 Code Loader Program ...…………................…........ 5-1
5-3 Bootload Mode ..............…………….….........…....... 5-3
5-4 Serial Interface Cable .....................….…………….. 5-5
5-5 How to change the unit serial number ……………… 5-6
Chapter 1 General
Page 1-7
Chapter 6 –Troubleshooting Page
6-1 Introduction ...............................……………………... 6-1
6-2 Trouble Shooting Flow Diagram ………………………6-2
6-3 DC supplies ….………………………………………… 6-3
6-4 Front Panel and Display .……….............................… 6-4
6-5 Transmitter Output Level and Frequency Accuracy…6-4
6-6 Transmitter Output Level Control ….……………..….. 6-6
6-7 Transmitter Attenuator Control....…..………………….6-6
6-8 Transmitter Modulation ………………………….……. 6-7
6-9 Transmitter Phase noise..………………………….…. 6-9
6-10 Receiver I/F Signal & Frequency Accuracy …………6-11
6-11 Receiver RF Level ……………………………………..6-13
6-12 Receiver Phase noise ………………………………… 6-15
6-13 Receiver Demodulation ……………………………… 6-16
6-14 Dirty Transmitter ……………………………………… 6-20
6-15 EUT Serial Control DUT BlueTooth Device………… 6-23
6-16 GPIB operation ……………………………………….. 6-25
6-17 RS232 Port ……………………………………………..6-25
6-18 Rear Panel BNC Connectors ……………………….. 6-26
6-19 Transmitter Modulation Index ………………………. 6-29
6-20 Transmitter Harmonics and Spurious ………………. 6-30
6-21 Receiver Frequency Accuracy ………………………. 6-32
6-22 BlueTooth Measurements ……………………………. 6-33
Chapter 7 - Removal and Replacement Procedures
7-1 Introduction ............................……………………....... 7-1
7-2 Complete Unit Disassembly .........……………………. 7-2
7.2.1 Main Radio PCB ............…………………...... 7-2
7.2.2 Main Control PCB............…………………...... 7-3
7.2.3 Front Panel assembly……………......…......... 7-6
7.2.4 Rear Panel assembly ......................…........... 7-7
7.2.5 Power Supply ................………………........... 7-8
7.2.6 Cable Location During Assembly ……………. 7-9
Chapter 1 General
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Chapter 8 – Service Mode Page
8-1 Introduction ..............................……………………...… 8-1
8-2 Accessing Service Mode ...........................…….….…. 8-1
8-3 Menu Functions Described ………………………..….. 8-1
Chapter 9 – Self Test Messages Page
9-1 Introduction ..............................……………………...… 9-1
9-2 Self Test Messages …………………………………….. 9-1
Appendix A - Connector Care And Handling
A-1 Introduction .................................…………………..…. A-1
A-2 Connector Care and Handling .....................……..….. A-1
Appendix B – Calibration and Verification Test Station
B-1 Information ..............................………………….....…. B-1
Appendix C – Calibration of the MS8604A
C-1 Information ..............................………………….....…. C-1
Chapter 1 General
Page 1-9
Chapter 1
General Information
1-1 SCOPE OF THIS MANUAL
This manual provides general information, performance verification,
calibration, theory of operation and service information for the ANRITSU
MT8850A BlueTooth Test Set.
Figure 1-1. MT8850A BlueTooth Test Set
1-2 INTRODUCTION
This chapter provides information on other related manuals, the unit
identification number, instrument options, service policies, and
component handling precautions.
1-3 RELATED MANUALS
This manual is one of a three manual set consisting of this Maintenance
Manual, the MT8850A BlueTooth Test Set Operation Manual
(ANRITSU part number 13000-000109) and the MT8850A Remote
Programming Manual (ANRITSU part number 13000-000110) .
These manuals are available on CD ROM as Adobe Acrobat™ (*.pdf)
files. The files can be viewed using Acrobat Reader™, a freeware pro-gram
provided on the CD ROM. For price and availability, contact the
nearest ANRITSU Customer Service Centre
1-4 IDENTIFICATION NUMBER
The MT8850A Series ID number is affixed to the rear panel. Please
use the complete ID number when ordering parts or corresponding
with the ANRITSU Customer Service department.
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