Section I. SCOPE
1-1. This technical bulletin provides installation instructions for Command, Control, Communications,
shall be installed in the following vehicles:
a. Truck, Utility, 4-Door: Armament Carrier, Armored, 1-1/4 Ton, 4x4, M1025, M1025A1, M1025A2
b. Truck, Utility, 4-Door: Armament Carrier, Armored, 1-1/4 Ton, 4x4, M1026, M1026A1
1-2. The information contained in this technical bulletin is the official authorization to perform the
installation of the C4ISR equipment at the direct support maintenance level through contract
Section II. NOTES
2-1. This technical bulletin is not an authorization for requisition or turn-in of vehicles.
2-2. This technical bulletin does not establish quantity or types of vehicles assigned to using units.
Section III. GENERAL INFORMATION
3-1. Included in the C4ISR equipment are:
a. Single Channel Ground and Airborne Radio System (SINCGARS) AN/VRC-88F, AN/VRC-89F,
AN/VRC-90F, AN/VRC-91F, AN/VRC-92F
b. Force XXI Battle Command, Brigade-and-Below (FBCB2) AN/UYK-128 (V)4
c. Frequency-Hopping Multiplexer (FHMUX) TD-1456/VRC
d. Precision Lightweight Global Positioning System Receiver (PLGR) AN/PSN-11
e. Enhanced Position Location Reporting System (EPLRS) AN/VSQ-2 (V)
f. Driver's Vision Enhancer (DVE) AN/VAS-5A
g. Additional terminal boards
3-2. The C4ISR equipment becomes operable when all the components are installed in the vehicle and
correct power is supplied.
Section IV. MAINTENANCE FORMS, RECORDS, AND REPORTS
Use the following to report any discrepancies:
a. Reports of Maintenance and Unsatisfactory Equipment. See chapter 4, sections VI through VIII for
b. Reports of Packaging and Handling Deficiencies. See chapter 4, sections VI through VIII for
Section V. CONSOLIDATED INDEX OF ARMY PUBLICATIONS
Refer to the latest issue of DA PAM 25-30 to determine whether there are new changes or additional
publications pertaining to the C4ISR equipment.