CHAPTER 1 INTRODUCTION

TM 11-7025-234-23

CHAPTER 1

INTRODUCTION

Section 1. GENERAL INFORMATION

Modem Unit MD-1149/MYQ-4A (fig. l-O) provides signal conversion capability required

to transmit data from one data processing system to another. In the rest of this

manual, it will be called the V.29 modem; Use this manual for organizational and

direct support maintenance of the V.29 modem.

1-2. INDEX OF PUBLICATIONS

Refer to the latest issue of DA PAM 310-1 to determine whether there are new

editions, changes or additional publications pertaining to the modem assembly.

1-3. MAINTENANCE FORMS, RECORDS, AND REPORTS

Department of the Army forms and procedures used for equipment maintenance will be

those prescribed by TM 38-750, The Army Maintenance Management System (TAMMS).

1-4. DESTRUCTION OF ARMY ELECTRONICS MATERIEL

Destruction of Army electronics materiel to prevent enemy use shall be in

accordance with TM 750-244-2.

1-5. ADMINISTRATIVE STORAGE

Administrative storage of equipment issued to and used by Army activities will have

Preventive Maintenance Checks and Services (PMCS) performed before storing. When

removing the equipment from administrative storage, the PMCS checks should be

performed to assure operational readiness. Disassembly and repacking of equipment

for limited storage are covered in TM 740-90-1.

1-6. REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS (EIR)

If your V.29 modem needs improvement, let us know. Send us an EIR. You, the user,

are the only one who can tell us what you don't like about your equipment. Let us