Motorola Two Way Portable Radio Ht1000 Jt1000 Mt2000 Mts2000 Mtx Series 6881200c75 B Manual

							HT 1000™, JT 1000®,
MT 2000
™, MTS 2000™,
and MTX Series
Handie-Talkie® Portable Radios                
Service Manual 
						

							Safety 1
© 2003, 2001, 1998 by Motorola, Inc.
Commercial, Government and Industrial Solutions Sector
8000 W. Sunrise Boulevard
Fort Lauderdale, Florida 33322
Printed in U.S.A. 7/03. All Rights Reserved.
HT 1000™, JT 1000®, MT 2000™,
MTS 2000
™, and MTX Series
Handie-Talkie
® Portable Radios
Service Manual
MOTOROLA, the Stylized M logo, Handie-Talkie, Private-Line, Digital Private-Line, FLASHport, 
HearClear, HT 1000, JT 1000, MT 2000, MTS 2000, MTX 2000, MTX 838, MTX 8000, and MTX 9000 are 
registered in the US Patent & Trademark Office. All other product or service names are the property of 
their respective owners.
6881200C75-B 
						

							Foreword 
The information contained in this manual relates to all HT 1000™, JT1000®, MT 2000™, MTS 2000™, and MTX Series 
Handie-Talkie® portable radios, unless otherwise specified. This manual provides sufficient information to enable qualified 
service shop technicians to troubleshoot and repair the portable radio to the component level.
For details on the operation of the radio or level 1 or 2 maintenance procedures, refer to the applicable manuals, which are 
available separately. A list of related publications is provided in the section, “Related Publications Available Separately” on 
page vii.
Product Safety and RF Exposure Compliance
ATTENTION!
This radio is restricted to occupational use only to satisfy FCC RF energy exposure requirements. 
Before using this product, read the RF energy awareness information and operating instructions in the 
Product Safety and RF Exposure booklet enclosed with your radio (Motorola Publication part number 
6881095C98) to ensure compliance with RF energy exposure limits.
For a list of Motorola-approved antennas, batteries, and other accessories, visit the following web site 
which lists approved accessories: 
Manual Revisions
Changes which occur after this manual is printed are described in FMRs (Florida Manual Revisions). These FMRs provide 
complete replacement pages for all added, changed, and deleted items, including pertinent parts list data, schematics, and 
component layout diagrams. To obtain FMRs, contact the Radio Parts Services Division (refer to “Replacement Parts 
Ordering”  on page 115).
Computer Software Copyrights
The Motorola products described in this manual may include copyrighted Motorola computer programs stored in 
semiconductor memories or other media. Laws in the United States and other countries preserve for Motorola certain 
exclusive rights for copyrighted computer programs, including, but not limited to, the exclusive right to copy or reproduce in 
any form the copyrighted computer program. Accordingly, any copyrighted Motorola computer programs contained in the 
Motorola products described in this manual may not be copied, reproduced, modified, reverse-engineered, or distributed in 
any manner without the express written permission of Motorola. Furthermore, the purchase of Motorola products shall not 
be deemed to grant either directly or by implication, estoppel, or otherwise, any license under the copyrights, patents or 
patent applications of Motorola, except for the normal non-exclusive license to use that arises by operation of law in the 
sale of a product.
Document Copyrights
No duplication or distribution of this document or any portion thereof shall take place without the express written permission 
of Motorola. No part of this manual may be reproduced, distributed, or transmitted in any form or by any means, electronic 
or mechanical, for any purpose without the express written permission of Motorola.
Disclaimer
The information in this document is carefully examined, and is believed to be entirely reliable. However, no responsibility is 
assumed for inaccuracies. Furthermore, Motorola reserves the right to make changes to any products herein to improve 
readability, function, or design. Motorola does not assume any liability arising out of the applications or use of any product 
or circuit described herein; nor does it cover any license under its patent rights nor the rights of others.
Trademarks
MOTOROLA and the Stylized M logo are registered in the US Patent & Trademark Office. All other product or service 
names are the property of their respective owners.
© Motorola, Inc. 2003.
Before using this product, read the operating instructions 
for safe usage contained in the Product Safety and RF 
Exposure booklet enclosed with your radio.
!
C a u t i o n 
						

							i
Contents
List of Tables  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  vi
Related Publications Available Separately . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  vii
Model Numbering System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Model Charts, Model Programming, Flashing, and Cloning  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .vii
Model Charts General Description  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .vii
Programming, Flashing, and Cloning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .vii
MODEL CHART, Conventional Systems Radios (HT 1000 Models) . . . . . . . . . . . . . . . . . . . . . . . . . viii
MODEL CHART, Conventional Systems Radios (JT 1000 and MT 2000 Models)  . . . . . . . . . . . . . . .  ix
MODEL CHART, Private Systems Radios (MTS 2000 Models)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
MODEL CHART, Shared Systems Radios (MTX 838, MTX 8000, MTX•LS, and
MTX 9000 Models) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  xi
List of Antennas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  xii
List of Batteries  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  xii
Maintenance Specifications for VHF Radios  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Maintenance Specifications for UHF Radios  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Maintenance Specifications for 800MHz Radios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv
Maintenance Specifications for 900MHz Radios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv
Glossary  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
1 - Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2 - Test Equipment, Service Aids, and Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Recommended Test Equipment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Service Aids and Recommended Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Field Programming  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 - Transceiver Performance Testing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Setup  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Test Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4 - Error-Code Displays  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Power-up Display Codes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Operational Display Codes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5 - Radio Alignment Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Reference Oscillator Alignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 
						

							iiFront-EndPre-Selector VHF/UHF only)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Rated Audio  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Squelch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Transmitter Power  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Transmit Deviation Balance (Compensation) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Transmit Deviation Limit  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Transmit Deviation Limit Reference  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
VCO Crossover Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Signalling Deviation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Alignment Procedure Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
6 - Disassembly and Reassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Disassembly to Board Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Disassembly of Control Top. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Disassembly of Front Cover Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Reassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
7 - Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Preventive Maintenance  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Safe Handling of CMOS Devices  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Repair Procedures and Techniques  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
8 - Exploded Views. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Basic Radios and Basic Radios with Option Mate Optional Front Cover  . . . . . . . . . . . . . . . . . . . . . .52
Top-Display Radios  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Keypad Radios  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Uni-board Radios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
9 - Component Location Diagrams, Parts Lists, and Schematic Diagrams. . . . . . . . . . . . . . . . . . . . 57
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
NUD7091B, NUD7092B, NUD/PMUD7095B, AND NUD7096B VHF (136-178MHz) TRANSCEIVER 
BOARDS’ PARTS LIST AND COMPONENT LOCATION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . .62
Electrical Parts List, VHF Transceivers NUD7091B, NUD7092B, NUD/PMUD7095B, NUD7096B . . .63
NUD7091B, NUD7092B, NUD/PMUD7095B, AND NUD7096B VHF (136-178MHz) TRANSCEIVER 
BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
NUD7091B, NUD7092B, NUD/PMUD7095B, AND NUD7096B VHF (136-178 MHz) TRANSCEIVER 
BOARDS’ SCHEMATIC DIAGRAM (Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
NUE7265B, NUE7266B, NUE/PMUE7272B, AND NUE7274B UHF (403-470MHz) TRANSCEIVER 
BOARDS’ PARTS LIST AND COMPONENT LOCATION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . .66
Electrical Parts List, UHF Transceivers (403-470MHz) NUE7265B, NUE7266B, NUE/PMUE7272B, 
NUE7274B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
NUE7265B, NUE7266B, NUE/PMUE7272B, AND NUE7274B UHF (403-470MHz) TRANSCEIVER 
BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68 
						

							iii NUE7265B, NUE7266B, NUE/PMUE7272B, AND NUE7274B UHF (403-470MHz) TRANSCEIVER 
BOARDS’ SCHEMATIC DIAGRAM (Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
NUE7267B, NUE7268B, NUE/PMUE7273B, AND NUE7275B UHF (450-520MHz) TRANSCEIVER 
BOARDS’ PARTS LIST AND COMPONENT LOCATION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . 70
Electrical Parts List, UHF Transceivers (450–520MHz) NUE7267B, NUE7268B, NUE/PMUE7273B, 
NUE7275B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
NUE7267B, NUE7268B, NUE/PMUE7273B, AND NUE7275B UHF (450-520MHz) TRANSCEIVER 
BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
NUE7267B, NUE7268B, NUE/PMUE7273B, AND NUE7275B UHF (450-520MHz) TRANSCEIVER 
BOARDS’ SCHEMATIC DIAGRAM (Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
NUF6410B/C, NUF6498B/C, NUF6500B/C AND NUF6501C (800MHz) TRANSCEIVER 
BOARDS’ PARTS LIST AND COMPONENT LOCATION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . 74
Electrical Parts List, Transceivers (800MHz) NUF6410B/C, NUF6498B/C, NUF6500B/C AND 
NUF6501C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
NUF6410B/C, NUF6498B/C, NUF6500B/C AND NUF6501C (800MHz) TRANSCEIVER BOARDS’ 
SCHEMATIC DIAGRAM (Sheet 1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
NUF6410B/C, NUF6498B/C, NUF6500B/C AND NUF6501C (800MHz) TRANSCEIVER BOARDS’ 
SCHEMATIC DIAGRAM (Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
NUF/PMUF6500D, NUF/PMUF6533A AND NUF/PMUF6410D (800MHz) TRANSCEIVER BOARD 
PARTS LIST AND COMPONENT LOCATION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Electrical Parts List, Transceiver (800MHz) NUF/PMUF6500D, NUF/PMUF6533A AND NUF/
PMUF6410D  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
NUF/PMUF6500D, NUF/PMUF6533A AND NUF/PMUF6410D (800MHz) TRANSCEIVER BOARDS’ 
SCHEMATIC DIAGRAM (Sheet 1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
NUF/PMUF6500D, NUF/PMUF6533A AND NUF/PMUF6410D (800MHz) TRANSCEIVER BOARDS’ 
SCHEMATIC DIAGRAM (Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
NUF6499B/C AND NUF6502B/C (900MHz) TRANSCEIVER BOARDS’ PARTS LIST AND 
COMPONENT LOCATION DIAGRAMS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Electrical Parts List, Transceivers (900MHz) NUF6499B/C AND NUF6502B/C  . . . . . . . . . . . . . . . . . 83
NUF6499B/C AND NUF6502B/C (900MHz) TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM
(Sheet 1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
NUF6499B/C AND NUF6502B/C (900MHz) TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM
(Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
NUF/PMUF6499D (900MHz) TRANSCEIVER BOARD PARTS LIST AND COMPONENT LOCATION 
DIAGRAMS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Electrical Parts List, Transceiver (900MHz) NUF/PMUF6499D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
NUF/PMUF6499D (900MHz) TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM (Sheet 1 of 2)  . . . . 88
NUF/PMUF6499D (900MHz) TRANSCEIVER BOARDS’ SCHEMATIC DIAGRAM (Sheet 2 of 2)  . . . . 89
NCN6145A/C, NCN6146A, NTN7089C, NCN6129C, NCN6138A, NCN6140A/B, NCN6141A, 
NCN/PMCN6140C CONTROLLER BOARDS’ PARTS LIST AND COMPONENT LOCATION 
DIAGRAMS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Electrical Parts List, Controller: NCN6129C And NCN6138A (all HT 1000 Models) 
NCN6140A/B (VHF HT 1000 Models) NCN6141A (UHF HT 1000 Models) NCN/PMCN6140C 
(all HT 1000 Models) NCN6145A/C (800MHz HT 1000 Models) NTN7089C And NCN6146A 
(JT 1000 Models) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 
						

							ivNCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, 
NCN6146A, NTN7089C AND PMCN6140C CONTROLLER BOARD ANALOG SECTION 
SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
NCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, 
NCN6146A, NTN7089C CONTROLLER BOARD DIGITAL SECTION SCHEMATIC DIAGRAM . . . .93
NCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, 
NCN6146A, NTN7089C AND PMCN6140C CONTROLLER BOARD TOP-LEVEL SCHEMATIC . . .94
NCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, 
NCN6146A, NTN7089C CONTROLLER BOARD POWER SECTION SCHEMATIC DIAGRAM  . . . .95
NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, PMCN6147B AND PMCN6150B 
CONTROLLER BOARD’ PARTS LIST AND COMPONENT LOCATION DIAGRAM  . . . . . . . . . . . . .96
Electrical Parts List, Controllers NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, 
PMCN6147B, PMCN6150B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97
NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, PMCN6147B AND PMCN6150B 
CONTROLLER BOARD ANALOG SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . .98
NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, PMCN6147B AND PMCN6150B 
CONTROLLER BOARD DIGITAL SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . .99
NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, PMCN6147B AND PMCN6150B 
CONTROLLER BOARD TOP-LEVEL SCHEMATIC  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
NCN6147A/B, NCN6150A/B, NTN7091D, NTN7620E, PMCN6147B AND PMCN6150B 
CONTROLLER BOARD POWER SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . .101
NTN7512D/E, NTN7513E, NTN7857D/E AND NTN7858D/E CONTROLLER BOARDS’ 
PARTS LIST AND COMPONENT LOCATION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102
Electrical Parts List, Controllers NTN7512D/E Front Display VHF, UHF and 800MHz Radios 
NTN7513E Front Display 900MHz Hear Clear Radios NTN7857D/E Top/No Display VHF, 
UHF and 800MHz Radios NTN7858D/E Top/No Display 900MHz Hear Clear Radios  . . . . . . . . .103
NTN7512D/E, NTN7513E, NTN7857D/E AND NTN7858D/E CONTROLLER BOARD ANALOG 
SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104
NTN7512D/E, NTN7513E, NTN7857D/E AND NTN7858D/E CONTROLLER BOARD DIGITAL 
SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .105
NTN7512D/E, NTN7513E, NTN7857D/E AND NTN7858D/E CONTROLLER BOARD TOP-LEVEL 
SCHEMATIC  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106
NTN7512D/E, NTN7513E, NTN7857D/E AND NTN7858D/E CONTROLLER BOARD POWER 
SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
NCN6106C, NCN/PMCN6153A/B, AND NCN/PMCN6176A CONTROLLER BOARDS’ PARTS 
LIST AND COMPONENT LAYOUT DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108
Electrical Parts List, Controllers NCN6106C, NCN/PMCN6153A/B, NCN/PMCN6176A . . . . . . . . .109
NCN6106C , NCN/PMCN6153A/B, NCN/PMCN6176A CONTROLLER BOARD ANALOG 
SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
NCN6106C, NCN/PMCN6153A/B AND NCN/PMCN6176A CONTROLLER BOARD DIGITAL 
SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
NCN6106C AND NCN/PMCN6153A/B AND NCN/PMCN6176A CONTROLLER BOARD TOP-LEVEL 
SCHEMATIC  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
NCN6106C, NCN/PMCN6153A/B AND NCN/PMCN6176A CONTROLLER BOARD POWER 
SECTION SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113
FRONT COVER DISPLAY FLEX AND CONTROLS FLEX SCHEMATIC DIAGRAMS  . . . . . . . . . . . . .114 
						

							v 10 - Replacement Parts Ordering  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Motorola Online  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Mail Orders  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Telephone Orders. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
FAX Orders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Parts Identification  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Product Customer Service  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
11 - Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix A-1
12 - Appendix B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix B-1 
						

							vi
List of Tables
Table 1 - Recommended Test Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   3
Table 2 - Service Aids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   5
Table 3 - Recommended Service Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  .  6
Table 4 - Equipment Initial Control Settings  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   7
Table 5 - Test Environments, HT 1000/JT 1000 Radios  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   8
Table 6 - Test Frequencies, HT 1000 / JT 1000  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   9
Table 7 - Test Environments, MT 2000, MTS 2000, and MTX Series Radios  . . . . . . . . . . . . . . . . .   12
Table 8 - Test Frequencies, MT 2000, MTS 2000, and MTX Series Radios  . . . . . . . . . . . . . . . . . . .   12
Table 9 - Receiver Performance Checks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   13
Table 10 - Transmitter Performance Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .    14
Table 11 - Power-up Display Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . .   15
Table 12 - Operational Display Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . .   16
Table 13 - Reference Oscillator Alignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  .  19
Table 14 - Standard Test Modulation (1 kHz Tone)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   20
Table 15 - Transmit Power Setting  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . . .   22
Table 16 - Transmit Deviation Limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . .   23
Table 17 - Transmit Deviation Limit Reference  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   2 4
Table 18 - Signalling Deviation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . .   28
Appendix A Table 1 - MTS 2000 Single Key Secure Module I/O Definition  . . . . . . . . . . . Appendix A-2
Appendix A Table 2 - Key Variable Loader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix A-4
Appendix A Table 3 - Secure Deviation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix A-7
Appendix A Table 4 - RSS Secure Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix A-10
Appendix B Table 1 - HT 1000 Models. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix B-1
Appendix B Table 2 - JT 1000 Models  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix B-3
Appendix B Table 3 -MT 2000 Models  . . . . . . . .  . . . . . . . . . . . . . . . .  . . . . .  . . . . . . . . . .  Appendix B-4
Appendix B  Table  4 -MTS 2000 Models  . .  . . . . .  . . . . . . . . . . . . . . . .  . . . . .  . . . . . . . . . .  Appendix B-7
Appendix B Table 5 -MTX Series Models  .  . . . . .  . . . . . . . . . . . . . . . .  . . . . .  . . . . . . . . .  Appendix  B-13