CHAPTER 1 INTRODUCTION - TM-11-7440-232-120008
PREPARATION FOR STORAGE OR SHIPMENT
Abbreviations
Section II. EQUIPMENT DESCRIPTION AND DATA - TM-11-7440-232-120011
EQUIPMENT PURPOSE, CHARACTERISTICS, CAPABILITIES, AND FEATURES
RFI SHIELDED MODEM SHELF CODE A46870
MODEM SHELF CODE AB 46880
MODIFICATION 1 TO MODEM SHELF
POWER SUPPLY - TM-11-7440-232-120016
TRANSMITTER CLOCK
LIMITER DISCRIMINATOR
RF OSCILLATOR
MODULE EXTENDER
DIFFERENCES BETWEEN MODELS - TM-11-7440-232-120021
TABLE 1-1. DIFFERENCES - continued - TM-11-7440-232-120022
TABLE 1-1. DIFFERENCES - continued - TM-11-7440-232-120023
EQUIPMENT DATA
TRANSMITTER CLOCK OUTPUT
TRANSMISSION LINE REQUIREMENTS
TABLE 1-2. INPUT DATA OPTIONS AND VOLTAGE RANGES
EQUIPMENT CONFIGURATIONS
EQUIPMENT CONFIGURATIONS cont'd - TM-11-7440-232-120029
EQUIPMENT CONFIGURATIONS cont'd - TM-11-7440-232-120030
SAFETY, CARE, AND HANDLING
Section III. TECHNICAL PRINCIPLES OF OPERATION
RECEIVE
INTERCONNECTION
Chapter 2 OPERATING INSTRUCTIONS - TM-11-7440-232-120035
DECODER ERROR DETECTOR
INDICATORS
Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Operator's)
Equipment Inspectcion and Maintenance Worksheet
Table 2-1. OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES
Table 2-1. OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Continued)
Section III. OPERATION UNDER USUAL CONDITIONS - TM-11-7440-232-120042
STOPPING PROCEDURE
Section IV. OPERATION UNDER UNUSUAL CONDITIONS - TM-11-7440-232-120044
CHAPTER 3 OPERATOR'S MAINTENANCE INSTRUCTIONS
CHAPTER 4 ORGANIZATIONAL MAINTENANCE PRINCIPLES OF OPERATION
TRANSMIT BRANCH
SIMPLIFIED PCC BOARD LEVEL CIRCUIT DESCRIPTION
Schematic
Transmit Branch cont'd
Receive Branch
Receive Branch cont'd
Data Carrier Alarm
Schematic - TM-11-7440-232-120054
Schematic - TM-11-7440-232-120055
Section II. MODEM SELF-TEST
CHAPTER 5 ORGANIZATIONAL MAINTENANCE INSTRUCTIONS - TM-11-7440-232-120057
Figure - TM-11-7440-232-120058
Checking Unpacked Equipment
PRELIMINARY SERVICING AND ADJUSTMENT OF EQUIPMENT.
Section III. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Organizational)
PMCS TABLE cont'd
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120064
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120065
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120066
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120067
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120068
Section IV. TROUBLESHOOTING
TROUBLESHOOTING CHARTS
Table 5-2. MODEM COMPONENTS AND TEST EQUIPMENT USED WITH TROUBLESHOOTING CHARTS
Table 5-2. MODEM COMPONENTS AND TEST EQUIPMENT USED WITH TROUBLESHOOTING CHARTS cont'd - TM-11-7440-232-120072
Table 5-2. MODEM COMPONENTS AND TEST EQUIPMENT USED WITH TROUBLESHOOTING CHARTS cont'd - TM-11-7440-232-120073
Trouble Symptom: Alarm Sounds with POWER Switch On and POWER Lamp Does Not Light.
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120075
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120076
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120077
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120078
TROUBLESHOOTING CHART NO. 2
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120080
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120081
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120082
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120083
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120084
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120085
TROUBLESHOOTING CHART NO. 3
TROUBLESHOOTING CHART NO. 4
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120088
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120089
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120090
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120091
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120092
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120093
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120094
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120095
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120096
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120097
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120098
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120099
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120100
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120101
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120102
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120103
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120104
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120105
Section V. MAINTENANCE PROCEDURES
CLEANING - TM-11-7440-232-120107
REASSEMBLY
FINAL INSPECTION PROCEDURE
Section VI. SHIPMENT AND LIMITED STORAGE
APPENDIX A REFERENCES - TM-11-7440-232-120111
APPENDIX COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LIST
Figure B-1. Components of end item - MODEM MD-701(*)/UY.
SECTION II INTEGRAL COMPONENTS OF END ITEM
SECTION III BASIC ISSUE ITEMS
APPENDIX C ADDITIONAL AUTHORIZATION LIST - TM-11-7440-232-120116
APPENDIX D MAINTENANCE ALLOCATION CHART - TM-11-7440-232-120117
Column Entries - TM-11-7440-232-120118
Column 5 - Tools and Equipment
Section II MAINTENACE ALLOCATION CHART FOR MODEM, DIGITAL DATA MD-701/UY, MD-701A/UY, and MD-701B/UY
Section II MAINTENACE ALLOCATION CHART FOR MODEM, DIGITAL DATA MD-701/UY, MD-701A/UY, and MD-701B/UY cont'd
SECTION III TOOL AND TEST EQUIPMENT REQUIREMENTS FOR MODEM, DIGITAL DATA MD-701/UY, MD-701A/UY, AND MD-701B/UY
SECTION IV. REMARKS - TM-11-7440-232-120123
APPENDIX E EXPENDABLE SUPPLIES AND MATERIALS LIST - TM-11-7440-232-120124
Section II. EXPENDABLE SUPPLIES AND MATERIALS LIST - TM-11-7440-232-120125
TM-11-7440-232-12 Modem Digital Data Manual
PREPARATION FOR STORAGE OR SHIPMENT
Abbreviations
Section II. EQUIPMENT DESCRIPTION AND DATA - TM-11-7440-232-120011
EQUIPMENT PURPOSE, CHARACTERISTICS, CAPABILITIES, AND FEATURES
RFI SHIELDED MODEM SHELF CODE A46870
MODEM SHELF CODE AB 46880
MODIFICATION 1 TO MODEM SHELF
POWER SUPPLY - TM-11-7440-232-120016
TRANSMITTER CLOCK
LIMITER DISCRIMINATOR
RF OSCILLATOR
MODULE EXTENDER
DIFFERENCES BETWEEN MODELS - TM-11-7440-232-120021
TABLE 1-1. DIFFERENCES - continued - TM-11-7440-232-120022
TABLE 1-1. DIFFERENCES - continued - TM-11-7440-232-120023
EQUIPMENT DATA
TRANSMITTER CLOCK OUTPUT
TRANSMISSION LINE REQUIREMENTS
TABLE 1-2. INPUT DATA OPTIONS AND VOLTAGE RANGES
EQUIPMENT CONFIGURATIONS
EQUIPMENT CONFIGURATIONS cont'd - TM-11-7440-232-120029
EQUIPMENT CONFIGURATIONS cont'd - TM-11-7440-232-120030
SAFETY, CARE, AND HANDLING
Section III. TECHNICAL PRINCIPLES OF OPERATION
RECEIVE
INTERCONNECTION
Chapter 2 OPERATING INSTRUCTIONS - TM-11-7440-232-120035
DECODER ERROR DETECTOR
INDICATORS
Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Operator's)
Equipment Inspectcion and Maintenance Worksheet
Table 2-1. OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES
Table 2-1. OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Continued)
Section III. OPERATION UNDER USUAL CONDITIONS - TM-11-7440-232-120042
STOPPING PROCEDURE
Section IV. OPERATION UNDER UNUSUAL CONDITIONS - TM-11-7440-232-120044
CHAPTER 3 OPERATOR'S MAINTENANCE INSTRUCTIONS
CHAPTER 4 ORGANIZATIONAL MAINTENANCE PRINCIPLES OF OPERATION
TRANSMIT BRANCH
SIMPLIFIED PCC BOARD LEVEL CIRCUIT DESCRIPTION
Schematic
Transmit Branch cont'd
Receive Branch
Receive Branch cont'd
Data Carrier Alarm
Schematic - TM-11-7440-232-120054
Schematic - TM-11-7440-232-120055
Section II. MODEM SELF-TEST
CHAPTER 5 ORGANIZATIONAL MAINTENANCE INSTRUCTIONS - TM-11-7440-232-120057
Figure - TM-11-7440-232-120058
Checking Unpacked Equipment
PRELIMINARY SERVICING AND ADJUSTMENT OF EQUIPMENT.
Section III. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Organizational)
PMCS TABLE cont'd
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120064
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120065
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120066
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120067
Table 5-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES SWEEKLY SCHEDULE cont'd - TM-11-7440-232-120068
Section IV. TROUBLESHOOTING
TROUBLESHOOTING CHARTS
Table 5-2. MODEM COMPONENTS AND TEST EQUIPMENT USED WITH TROUBLESHOOTING CHARTS
Table 5-2. MODEM COMPONENTS AND TEST EQUIPMENT USED WITH TROUBLESHOOTING CHARTS cont'd - TM-11-7440-232-120072
Table 5-2. MODEM COMPONENTS AND TEST EQUIPMENT USED WITH TROUBLESHOOTING CHARTS cont'd - TM-11-7440-232-120073
Trouble Symptom: Alarm Sounds with POWER Switch On and POWER Lamp Does Not Light.
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120075
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120076
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120077
TROUBLESHOOTING CHART NO. 1 (cont'd) - TM-11-7440-232-120078
TROUBLESHOOTING CHART NO. 2
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120080
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120081
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120082
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120083
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120084
TROUBLESHOOTING CHART NO. 2 (cont'd) - TM-11-7440-232-120085
TROUBLESHOOTING CHART NO. 3
TROUBLESHOOTING CHART NO. 4
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120088
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120089
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120090
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120091
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120092
TROUBLESHOOTING CHART NO. 4 (cont'd) - TM-11-7440-232-120093
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120094
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120095
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120096
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120097
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120098
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120099
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120100
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120101
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120102
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120103
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120104
TROUBLESHOOTING CHART NO. 5 - TM-11-7440-232-120105
Section V. MAINTENANCE PROCEDURES
CLEANING - TM-11-7440-232-120107
REASSEMBLY
FINAL INSPECTION PROCEDURE
Section VI. SHIPMENT AND LIMITED STORAGE
APPENDIX A REFERENCES - TM-11-7440-232-120111
APPENDIX COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LIST
Figure B-1. Components of end item - MODEM MD-701(*)/UY.
SECTION II INTEGRAL COMPONENTS OF END ITEM
SECTION III BASIC ISSUE ITEMS
APPENDIX C ADDITIONAL AUTHORIZATION LIST - TM-11-7440-232-120116
APPENDIX D MAINTENANCE ALLOCATION CHART - TM-11-7440-232-120117
Column Entries - TM-11-7440-232-120118
Column 5 - Tools and Equipment
Section II MAINTENACE ALLOCATION CHART FOR MODEM, DIGITAL DATA MD-701/UY, MD-701A/UY, and MD-701B/UY
Section II MAINTENACE ALLOCATION CHART FOR MODEM, DIGITAL DATA MD-701/UY, MD-701A/UY, and MD-701B/UY cont'd
SECTION III TOOL AND TEST EQUIPMENT REQUIREMENTS FOR MODEM, DIGITAL DATA MD-701/UY, MD-701A/UY, AND MD-701B/UY
SECTION IV. REMARKS - TM-11-7440-232-120123
APPENDIX E EXPENDABLE SUPPLIES AND MATERIALS LIST - TM-11-7440-232-120124
Section II. EXPENDABLE SUPPLIES AND MATERIALS LIST - TM-11-7440-232-120125
TM-11-7440-232-12 Modem Digital Data Manual
