DRS WJ-8611 User manual

INSTALLATION, OPERATION, AND
INTERMEDIATE LEVEL MAINTENANCE MANUAL
FOR THE
WJ-8611 DIGITAL VHF/UHF RECEIVER
P/N 181122-001, Revision T
Copyright DRS Signal Solutions, Inc. 1996
All Rights Reserved
DRS Technologies
DRS Signal Solutions, Inc.
700 Quince Orchard Road
Gaithersburg, Maryland 20878-1794
July 2008
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WARNING
This equipment utilizes voltages which are potentially dangerous and may be fatal if
contacted. Exercise extreme caution when working with the equipment with any
protective cover removed.
EXPORT STATEMENT
This document is controlled for export under the Export Administration Regulations
(EAR) of the United States. Diversion contrary to U.S. law is prohibited.
PROPRIETARY STATEMENT
This document and subject matter disclosed herein are proprietary items to which
DRS Signal Solutions, Inc. retains the exclusive right of dissemination, reproduction,
manufacture and sale.
This document is provided to the individual or using organization for their use alone in the
direct support of the associated equipment unless permission for further disclosure is
expressly granted in writing.
WARRANTY
Seller warrants for a period of one year from the date of shipment, unless a different
period has been agreed upon and incorporated into the Contract, that the products
delivered or services rendered will conform to the specifications and be free from defects
in workmanship and materials. THE FOREGOING WARRANTIES ARE EXCLUSIVE
AND IN LIEU OF ALL OTHER WARRANTIES OF MERCHANTABILITY, FITNESS
FOR PURPOSE, OR OTHER WARRANTIES OR GUARANTIES OF ANY KIND OR
DESCRIPTION, WHETHER STATUTORY, EXPRESS, OR IMPLIED. If the goods
delivered or services performed fail to conform to the warranty stated in this clause, Seller
will correct the nonconformity at its expense by such repair, adjustment, modification, or
replacement of the goods or services as Seller deems expedient. THE FOREGOING
REMEDY OF BUYER FOR ANY FAILURE OF THE GOODS OR SERVICES TO
MEET ANY WARRANTY IS EXCLUSIVE. BUYER EXPRESSLY AGREES THAT
THE LIABILITY OF SELLER UNDER ANY WARRANTY SHALL NOT INCLUDE
DAMAGE TO OR LOSS OF PROPERTY OTHER THAN THE GOODS COVERED BY
THE CONTRACT; LOSS OF PROFITS OR REVENUE; INCREASED COSTS OF ANY
KIND; CLAIMS OF CUSTOMERS OF BUYER; OR ANY INDIRECT, SPECIAL,
INCIDENTAL, OR CONSEQUENTIAL DAMAGES. As to goods or components where
the customer has funded the repair, Seller will warrant as limited above, the repaired
portion of the unit for three months from the date of reshipment. EQUIPMENT OR
PARTS DESCRIBED AS BEING MANUFACTURED BY OTHERS ARE SOLD BY
SELLER AS IS and Buyer must look to the respective manufacturer for any and all claims
with regard to said equipment or parts.
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WJ-8611 DIGITAL VHF/UHF RECEIVER
LIST OF EFFECTIVE PAGES iii
LIST OF EFFECTIVE PAGES
Page Number Description Revision
i Cover T
ii Proprietary/Warranty/Export Statement R
A Customer Feedback Form R
B Intentionally Blank R
iii List of Effective Pages T
iv List of Effective Pages S
v List of Effective pages R
vi Intentionally Blank R
vii Revision Record T
viii Intentionally Blank E
ix thru xvi Table of Contents L
1-i Section Cover E
1-ii Intentionally Blank E
1-1 Section One Page F
1-2 Section One Page T
1-3 Section One Page K
1-4 thru 1-6 Section One Pages F
1-7 thru 1-8 Section One Pages G
2-i Section Cover E
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2-1 Section Two Page R
2-2 thru 2-3 Section Two Pages P
2-4 Section Two Page D
2-5 Section Two Page P
2-6 Section Two Page M
2-7 Section Two Page K
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2-10 Section Two Page N
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2-14 thru 2-16 Section Two Page R
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3-32 Section Three Page J
3-33 thru 3-36 Section Three Pages D
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4-1 thru 4-7 Section Four Pages D
4-8 thru 4-14 Section Four Pages F
4-15 thru 4-18 Section Four Pages D
4-19 Section Four Page G
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7-62 Section Seven Pages E
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7-73 thru 7-74 Section Seven Pages E
A-i thru A-iv Appendix A G
A-1 thru A-3 Appendix A P
A-4 thru A-5 Appendix A Q
A-6 Appendix A P
A-7 Appendix A Q
A-8 thru A-15 Appendix A H
A-16 Appendix A P
A-17 thru A-18 Appendix A H
A-19 Appendix A R
A-20 Appendix A P
FP-i Section Cover G
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FP-1 (FP-2 blank) Foldout E
FP-3 (FP-4 blank) Foldout E
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WJ-8611 DIGITAL VHF/UHF RECEIVER
REVISION RECORD vii
WJ-8611 DIGITAL VHF/UHF RECEIVER
REVISION RECORD
Revision Description Date
A Initial issue. 9/95
B Update per Engineering Change. 1/96
C Updated Local Control operation functions. Added I/O
mating connector data to include part number and
manufacturer. Updated Main Chassis parts list to
include accessory items.
5/96
D Updated to include CE markings of unit. Added new
bandwidths. Reorganized foldouts. Revised warnings
and cautions. Provided details on mechanical parts
subject to wear or breakage. Revised numbering of
remove and replace procedures.
11/96
E Added WJ part number to the title page. Incorporated a
List of Effective Pages. Added page numbers to
section cover pages and their back pages. Removed
"intentionally left blank" pages and replaced with
"Notes" pages that are formatted with headers and page
numbers.
9/97
F Incorporated ECO 038860. 8/98
G Incorporated ECO 039163 to reflect addition of
WJ-8611/SM Signal Monitor Option and changes to
parts lists and schematics related to ECOs 038903,
038995, 039024, and 039159. Revised software
history to reflect ECO 039059. Added Appendix A.
12/98
H Incorporated ECO 039336. 12/98
J Incorporated ECO 040062. 11/99
K Incorporated ECO 040756. 10/00
L Incorporated ECO 040490. Updated schematics.
Added front panel circuit description and block
diagram.
01/01
M Incorporated ECO 041130. 02/01
N Incorporated ECO 041580. 09/01
P Incorporated ECO 042093. 08/02
Q Incorporated ECO 042597. 12/02
R Incorporated ECO 044391. 4/04
S Incorporated ECO 044877. 6/04
T Incorporated ECO 049815. 7/08
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WJ-8611 DIGITAL VHF/UHF RECEIVER
TABLE OF CONTENTS ix
TABLE OF CONTENTS
WJ-8611 DIGITAL VHF/UHF RECEIVER
SECTION 1
GENERAL DESCRIPTION
Paragraph Page
1.1 Electrical Characteristics .............................................................................................. 1-1
1.2 Mechanical Characteristics ........................................................................................... 1-4
1.3 Equipment Supplied...................................................................................................... 1-4
1.4 Equipment Required but not Supplied.......................................................................... 1-5
1.5 Software Release History.............................................................................................. 1-5
1.6 WJ-8611 Options .......................................................................................................... 1-7
1.6.1 8611/SM Signal Monitor Option .................................................................................. 1-7
SECTION 2
INSTALLATION
Paragraph Page
2.1 Unpacking and Inspection ............................................................................................ 2-1
2.2 Installation .................................................................................................................... 2-1
2.2.1 Internal Switch Configuration ...................................................................................... 2-2
2.2.2 Rack Mounting ............................................................................................................. 2-5
2.2.3 Power Requirements ..................................................................................................... 2-6
2.2.4 Connector Signals ......................................................................................................... 2-9
2.3 Equipment Malfunctions............................................................................................... 2-14
2.4 Preparation For Reshipment or Storage........................................................................ 2-15
SECTION 3
LOCAL OPERATION
Paragraph Page
3.1 Local Operation ............................................................................................................3-1
3.2 Controls and Indicators................................................................................................. 3-1
3.2.1 Tuned Frequency Display............................................................................................. 3-2
3.2.2 Parameter Display......................................................................................................... 3-2
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WJ-8611 DIGITAL VHF/UHF RECEIVER
x TABLE OF CONTENTS
TABLE OF CONTENTS (Continued)
SECTION 3 (Continued)
LOCAL OPERATION
Paragraph Page
3.2.3 Tuning Meter (Tune) .................................................................................................... 3-2
3.2.4 Power Switch ................................................................................................................ 3-3
3.2.5 Phone Audio Control Knob (Phones) ........................................................................... 3-3
3.2.6 EDIT Control Knob (EDIT) ......................................................................................... 3-3
3.2.7 Tuning Wheel ............................................................................................................... 3-3
3.2.8 Dedicated Control Keys................................................................................................ 3-4
3.2.9 Numeric Keypad ........................................................................................................... 3-8
3.2.10 Configuration Menu/Memory/Scan Setup Control Keys ............................................. 3-10
3.3 Manual Operation ......................................................................................................... 3-17
3.3.1 Frequency Tuning ......................................................................................................... 3-17
3.3.2 Detection Mode Selection............................................................................................. 3-18
3.3.3 Detection Mode Match ................................................................................................. 3-20
3.3.4 If Bandwidth Selection ................................................................................................. 3-20
3.3.5 Gain Control Mode Selection ....................................................................................... 3-21
3.3.6 Squelch Operation......................................................................................................... 3-22
3.3.7 Noise Blanking Operation ............................................................................................ 3-23
3.3.8 Beat Frequency Oscillator Operation ........................................................................... 3-24
3.4 Memory Programming.................................................................................................. 3-24
3.4.1 Channel Memory .......................................................................................................... 3-25
3.4.2 Lockout Memory .......................................................................................................... 3-27
3.4.3 Clear Memory ............................................................................................................... 3-27
3.5 Scan Operations ............................................................................................................ 3-28
3.5.1 Scan Setup..................................................................................................................... 3-29
3.5.2 Scan Initialization ......................................................................................................... 3-32
3.6 Receiver Cold Start....................................................................................................... 3-33
3.7 Built In Test Function ................................................................................................... 3-33
SECTION 4
REMOTE CONTROL
Paragraph Page
4.1 Remote Control............................................................................................................. 4-1
4.1.1 RS-232 Serial Interface................................................................................................. 4-1
4.1.2 IEEE-488 Parallel Interface .......................................................................................... 4-2
4.2 Command Message Format .......................................................................................... 4-2
4.2.1 Message Terminators.................................................................................................... 4-3
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WJ-8611 DIGITAL VHF/UHF RECEIVER
TABLE OF CONTENTS xi
TABLE OF CONTENTS (Continued)
SECTION 4 (Continued)
REMOTE CONTROL
Paragraph Page
4.2.2 Query Response Formats .............................................................................................. 4-3
4.2.3 Numeric Argument Representation .............................................................................. 4-3
4.3 Receiver Device Messages ........................................................................................... 4-4
4.4 Communication Messages ............................................................................................ 4-14
4.5 Configuration Messages ............................................................................................... 4-22
4.6 Receiver Status Summary............................................................................................. 4-24
4.6.1 Status Bytes................................................................................................................... 4-25
4.6.2 Event Summary Status Register ................................................................................... 4-26
4.6.3 Receiver Status Register ............................................................................................... 4-27
4.6.4 Device Dependent Error Register ................................................................................. 4-28
4.6.5 Local Oscillator Error Register..................................................................................... 4-29
4.6.6 DSP Error Register ....................................................................................................... 4-30
4.6.7 Hardware Device Error Register................................................................................... 4-31
SECTION 5
CIRCUIT DESCRIPTIONS
Paragraph Page
5.1 WJ-8611 Digital VHF/UHF Receiver Functional Description..................................... 5-1
5.2 Type 797228-1 RF Assembly (A3) Circuit Description............................................... 5-3
5.2.1 Part 482902-1 1st LO/1st Converter Assembly (A3A1)............................................... 5-4
5.2.2 Part 482903-1 2nd LO/2nd Converter Assembly (A3A2)............................................ 5-7
5.3 Type 797168-1 Digital Assembly (A2) Circuit Description......................................... 5-13
5.4 Type 797229-1 Front Panel Assembly (A1) Circuit Description ................................. 5-19
5.5 Type 766032-1 Switching Power Supply (PS1) ........................................................... 5-21
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WJ-8611 DIGITAL VHF/UHF RECEIVER
xii TABLE OF CONTENTS
TABLE OF CONTENTS (Continued)
SECTION 6
MAINTENANCE
Paragraph Page
6.1 General.......................................................................................................................... 6-1
6.2 Cleaning and Lubrication.............................................................................................. 6-1
6.3 Inspection for Damage and Wear ................................................................................. 6-1
6.4 Test Equipment Required ............................................................................................. 6-1
6.5 Troubleshooting and Fault Isolation ............................................................................. 6-1
6.6 WJ-8711 Digital VHF/UHF Receiver Performance Tests............................................ 6-2
6.6.1 Power Consumption...................................................................................................... 6-2
6.6.2 Front Panel Control and Indicator Performance ........................................................... 6-3
6.6.3 Reference Frequency Timebase Accuracy.................................................................... 6-3
6.6.4 SDU Output Performance Test ..................................................................................... 6-5
6.6.5 Signal Strength Accuracy ............................................................................................. 6-6
6.6.6 Squelch Operation Performance Test ........................................................................... 6-6
6.6.7 WJ-8711 Sensitivity Performance Test ........................................................................ 6-8
6.6.8 Audio Output Distortion Performance Test.................................................................. 6-10
6.6.9 Video Output and Gain Control Range Performance Test ........................................... 6-11
6.7 WJ-8611 Module Performance Tests............................................................................ 6-12
6.7.1 Type 766032 Switching Power Supply Performance Test ........................................... 6-13
6.7.2 Type 797228 RF Assembly (A3) Performance Test..................................................... 6-13
6.7.3 Type 797168 Digital Assembly (A2) Performance Test .............................................. 6-15
6.7.4 Type 797229 Front Panel Assembly (A1) Performance Test....................................... 6-16
6.8 Module Removal and Replacement Procedures ........................................................... 6-17
6.8.1 RF Assembly (A3) Removal and Replacement ............................................................ 6-18
6.8.2 Digital Assembly (A2) Removal and Replacement...................................................... 6-20
6.8.3 Front Panel Assembly (A1) Removal and Replacement .............................................. 6-21
6.8.4 Type 482554 Front Panel Controller Assembly (A1A1) Removal and Replacement.. 6-21
6.8.5 Type 482929 Front Panel Display (A1A2) Removal and Replacement....................... 6-22
6.8.6 Type 766032 Switching Power Supply (PS1) Removal and Replacement .................. 6-22
SECTION 7
REPLACEMENT PARTS LIST
Paragraph Page
7.1 Unit Numbering Method............................................................................................... 7-1
7.2 Reference Designation Prefix ....................................................................................... 7-1
7.2.1 Provisioning Note – Inconsistencies in Part Numbering Conventions......................... 7-1
7.3 List of Manufacturers.................................................................................................... 7-2
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WJ-8611 DIGITAL VHF/UHF RECEIVER
TABLE OF CONTENTS xiii
TABLE OF CONTENTS (Continued)
SECTION 7 (Continued)
Paragraph Page
7.4 Parts List ....................................................................................................................... 7-7
7.5 Type WJ-8611 VHF/UHF Receiver, Main Chassis...................................................... 7-8
7.5.1 Type 797229-2 Front Panel Assembly, (A1)................................................................ 7-9
7.5.1.1 Type 482554-2 Front Panel Control PC Assembly (A1A1)......................................... 7-10
7.5.1.2 Type 482929-1 Display PC Assembly (A1A2) ............................................................ 7-16
7.5.1.3 Type 383947-1 Interconnect PC Assembly (A1A3)..................................................... 7-18
7.5.2 Type 797168-1 Digital Control PC Assembly (A2) ..................................................... 7-19
7.5.3 Type 797228-1 RF Tuner Assembly (A3).................................................................... 7-36
7.5.3.1 Type 482902-1 1st LO, 1st Converter PC Assembly (A3A1) ...................................... 7-37
7.5.3.2 Type 482903-1 2nd LO, 2nd Converter PC Assembly (A3A2) ................................... 7-54
7.5.4 Type 766032-1 Power Supply (PS1) ............................................................................ 7-74
APPENDICES
Appendix
Appendix A 8611/SM Signal Monitor Option
LIST OF TABLES
Table Page
1-1 Table of Specifications ................................................................................................. 1-2
1-2 Sensitivity ..................................................................................................................... 1-3
2-1 Configuration Mode Commands and Queries .............................................................. 2-4
2-2 WJ-8611 Digital VHF/UHF Receiver Input/Output Connectors.................................. 2-9
2-3 Pin Assignments for the DIGITAL IF OUT Connector (J3) ........................................ 2-12
3-1 Numeric Entry of IF Bandwidth ................................................................................... 3-5
4-1 Receiver Device Messages ........................................................................................... 4-5
4-2 Communication Messages ............................................................................................ 4-15
4-3 Configuration Messages ............................................................................................... 4-23
4-4 Status Byte Register, Bit Evaluation............................................................................. 4-26
4-5 Event Summary Register, Bit Evaluation ..................................................................... 4-27
4-6 Receiver Status Register, Bit Evaluation...................................................................... 4-28
4-7 Device Dependent Error Register, Bit Evaluation........................................................ 4-28
4-8 Local Oscillator Error Register, Bit Evaluation............................................................ 4-29
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WJ-8611 DIGITAL VHF/UHF RECEIVER
xiv TABLE OF CONTENTS
TABLE OF CONTENTS (Continued)
LIST OF TABLES (Continued)
Table Page
4-9 DSP Error Register, Bit Evaluation .............................................................................. 4-30
4-10 Hardware Device Error Register, Bit Evaluation ......................................................... 4-31
5-1 Preselector Band Selection ........................................................................................... 5-5
5-2 1st LO Synthesizer Tuning Bands ................................................................................ 5-7
5-3 2nd LO Synthesizer Tuning Frequencies...................................................................... 5-11
5-4 Serial Control Bus Data Distribution............................................................................ 5-12
5-5 Configuration Switch Summary ................................................................................... 5-15
5-6 I and Q Data Transfer Rates ......................................................................................... 5-18
6-1 Required Test Equipment ............................................................................................. 6-2
6-2 Sensitivity Performance Test Parameters ..................................................................... 6-10
LIST OF ILLUSTRATIONS
Figure Page
2-1 WJ-8611 Receiver Internal Configuration Switch........................................................ 2-3
2-2 WJ-8611 Configuration of Rack Mounting Accessories .............................................. 2-7
2-3 Installation of Jonathan Type 110QD-20-2 Slide Mounts............................................ 2-8
2-4 WJ-8611 Digital VHF/UHF Receiver Rear Panel ........................................................ 2-10
2-5 Timing Diagram for I/Q Data Transfers at the DIGITAL IF OUT Connector............. 2-13
2-6 Strobe Output Over Several I/Q Pair Transfers ............................................................ 2-14
3-1 WJ-8611 Digital VHF/UHF Receiver Front Panel ...................................................... 3-1
3-2 Parameter Display......................................................................................................... 3-2
3-3 Configuration Menu, Memory, and Scan Setup Control Keys..................................... 3-11
6-1 Reference Frequency Performance Test, Equipment Connection ................................ 6-4
6-2 SDU Output Performance Test Equipment Connection ............................................... 6-5
6-3 Squelch Operation Performance Test, Equipment Connection .................................... 6-7
6-4 Sensitivity Performance Test, Equipment Connection ................................................. 6-8
6-5 Audio Output Performance Test, Equipment Connection ............................................ 6-10
6-6 Video Output Performance Test, Equipment Connection ............................................ 6-11
6-7 Type 797228-1 RF Tuner Assembly (A3) Screw Locations ........................................ 6-19
7-1 Type 797228-1 RF Tuner Assembly, Component Location......................................... 7-36
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TABLE OF CONTENTS xv
LIST OF FOLDOUTS
FOLDOUTS
Figure Page
FO-1 WJ-8611 Digital VHF/UHF Receiver Critical Dimensions ......................................... FP-1
FO-2 WJ-8611 Status Data Structure..................................................................................... FP-3
FO-3 WJ-8611 Digital VHF/UHF Receiver Functional Block Diagram............................... FP-5
FO-4 Part 482902-1 1st LO/1st Converter PC Assembly (A3A1)
Functional Block Diagram............................................................................................ FP-7
FO-5 Part 482903-1 2nd LO/2nd Converter PC Assembly (A3A2)
Functional Block Diagram............................................................................................ FP-9
FO-6 Type 797168 Digital Control PC Assembly (A2) Functional Block Diagram............. FP-11
FO-7 Type 797229-1 Front Panel Assembly (A1) Functional Block Diagram ..................... FP-13
FO-8 WJ-8611 Digital VHF/UHF Receiver, Module, Location Drawing 581957................ FP-15
FO-9 Part 482554 Front Panel Control PC Assembly (A1A1) Component Location
Drawing 482547 ........................................................................................................... FP-17
FO-10 Part 482929 Display PC Assembly (A1A2) Component Location
Drawing 482554 ........................................................................................................... FP-19
FO-11 Type 797168 Digital Control PC Assembly (A2), Component Location
Drawing 797168 ........................................................................................................... FP-21
FO-12 Part 482902 1st LO/1st Converter PC Assembly (A3A1), Component Location
Drawing 482902 ........................................................................................................... FP-25
FO-13 Part 482903 2nd LO/2nd Converter PC Assembly (A3A2), Component Location
Drawing 482903 .......................................................................................................... FP-29
FO-14 Type 797229-2 Front Panel Assembly (A1), Schematic Diagram 482930 .................. FP-33
FO-15 Part 482554-2 Front Panel Control PC Assembly (A1A1),
Schematic Diagram 581643.......................................................................................... FP-35
FO-16 Part 482929-1 Display PC Assembly (A1A2), Schematic Diagram 581885 ............... FP-37
FO-17 Type 797168-1 Digital Control PC Assembly (A2),
Schematic Diagram 581765 ......................................................................................... FP-39
FO-18 Type 797228-1 RF Tuner Assembly (A3), Schematic Diagram 482883 ..................... FP-53
FO-19 Part 482902-1 1st LO/1st Converter PC Assembly (A3A1),
Schematic Diagram 581883 ......................................................................................... FP-55
FO-20 Part 482903-1 2nd LO/2nd Converter PC Assembly (A3A2),
Schematic Diagram 581884 (3 Sheets)......................................................................... FP-59
FO-21 Type WJ-8611 Digital VHF/UHF Receiver, Main Chassis,
Schematic Diagram 581871.......................................................................................... FP-65
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1-i
SECTION 1
GENERAL DESCRIPTION
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