TO 31S9-4-38-1 Chg 4
Section I. GENERAL
You can improve this manual by recommending
improvements using DA Form 2028 (Recommended Changes
to Publications and Blank Forms, or DA Form 2028-2
a. This manual is for your use in operating and maintaining
(Recommended Changes to Equipment Technical Manuals)
the Alarm Set Control Unit C- 9412 ( )/FSS-9(V) (control unit),
located in the back of the manual and mail the form direct to
an integral part of the Joint-Services Interior Intrusion
Commander: US Army Troop Support Command, ATTN:
Detection System (J- SIIDS). Detailed information on each of
DRSTS-MPP, 4300 Goodfellow Boulevard, St.
the other major system components is available in the
Missouri 63120. A reply will be furnished direct to you.
applicable technical manuals listed in appendix A.
b. For Air Force personnel, reporting of errors, omissions,
b. This manual contains equipment description and data;
and recommendations for improving this publication should
operating instructions; organizational, direct support
be submitted on AFTO Form 22 and forwarded to HQ,
(intermediate) and general support maintenance instructions
SAAMA/MM-STR, Kelly AFB, Texas 78241.
for preventive maintenance, troubleshooting, and corrective
maintenance; and repair instructions.
c. For Navy personnel, reporting of errors, omissions and
recommendations for improving this publication should be
c. Appendix A contains a list of current references, technical
submitted on Technical Manual User Activity Comment Sheet
manuals, and other publications applicable to the control unit.
and forwarded to Naval Elect Systems Command, National
Center Building 1, ATTN: ELEX-4903, Washington, D.C.
d. Appendix B contains the maintenance allocation chart
which list the maintenance to be performed.
1-5. Destruction of Army Materiel to Prevent Enemy Use
e. Appendix C contains an illustrated parts lists that will aid in
the identification of authorized repair parts.
Instructions covering the destruction of Army materiel to
prevent enemy use are contained in TM 750-244-2.
1.2. Maintenance Forms and Records
1-6. Administrative Storage
Department of the Army forms and procedures used for
equipment maintenance will be those prescribed by TM 38-
TM 740-90-1 contains instructions pertaining to administrative
1-3. Equipment Serviceability Criteria (ESC)
This equipment is not covered by an ESC.
The control unit does not require calibration.
1-4. Reporting of Errors
Section II. DESCRIPTION AND DATA
emergency power to its associated sensors; provides secure,
1-8. Purpose and Use
access, and test modes of system operation within the
controlled zone; and maintains control zone subsystem
The control unit (fig. 1-1) is the central control element of J-
security by monitoring sensor and Audible Alarm BZ-204(
SIIDS. Its primary function is to process signals from
)/FSS-9(V) signal lines, and anti-tamper control of its own
intrusion detection sensors and to obtain a continuous status
enclosure. The relationship of the control unit to other J-
of the controlled zone. This information is applied to output
(data link) terminals for transmittal to periphery monitor
equipment. The control unit also supplies primary and