TM 5-6350-264-14&P-10 NAVELEX EE 181-AA-OMI-110/E121 C-9412 T.O.  31S9-2FSS9-1-10 Place thumb or finger under board ejector and lift up until board pops out of receptacle at back of status processor.  Then grasp PC board and pull straight out.  Tag and disconnect Data Transmitter wires from TB6 and TB7.  Remove screws that secure Data Transmitter to standoffs inside CU. Be careful not to drop Transmitter inside CU.  Remove Transmitter.  Loosen captive screws that secure connector receptacle J12 to bottom of status processor and disconnect J12.  Remove screws that secure status processor to top of CU and gently lower it straight down to remove. Remove screws that secure cover and case to the receptacle brackets.  Identify switch terminals and use a soldering iron of 50 watts maximum to remove wires from LATCH/NON-LATCH and TRANSMITTER RESYNC switches.  Remove nuts that secure plug P1 to bottom of status processor.  Remove screws that secure card receptacles to receptacle brackets. Remove interconnecting wiring assembly (PC board, card receptacles, plug P1, cable) as a unit. x. To install a new interconnecting wiring assembly, insert screws that secure card receptacles to receptacle brackets, and tighten screws to secure.  Insert plug P1 into slot in bottom of status processor and secure with nuts.  Use a soldering iron of 50 watts maximum to solder wires to LATCH/NON-LATCH and TRANSMITTER RESYNC switches.  Put case and cover in place and insert screws that secure them to receptacle brackets.  Tighten  screws to secure.  Place status processor in position against top of CU and insert screws to secure it in place.  Align connector receptacle J12 with plug P1 on bottom of status processor and press it into place. Tighten screws to secure connector to plug. Position Data Transmitter over standoffs in CU.  Insert screws and tighten to secure Transmitter.  Connect Data Transmitter wires to TB6 and TB7.  Note that PC boards A1 through A6 are identical and may be installed in any slot, one through six.  Each of these boards are marked A1, 2, 3, 4, 5, 6.  PC boards A7 through A11 are different and each board is keyed to fit only in the correct slot.  These boards are marked A7, or A8, or A9, or A10, or A11.  Turn all PC boards so that plastic board ejector is toward top.  Align board with guides at top and bottom of status processor.  Slide board straight in until it contacts receptacle at back of processor.  Then press firmly on board until it seats completely in receptacle.  Install A12 board before  installing All  board. Align sockets on A12 with pins on All board. CAREFULLY press PC board A12 until pins are fully engaged in sockets.  Ensure that pins on A11 are not bent or otherwise damaged.  Install PC board A11.  Turn on switch S1 on power supply. y. To remove terminal board assembly, tag and disconnect wires from terminal boards TB8-F, TB9-A, TB10-B, TB11-C, TB12-D, and TB13-E.  Remove screws that secure assembly to CU and remove assembly. z. To install new terminal board assembly, position assembly over standoffs in CU. Insert screws and tighten to secure terminal board assembly.  Connect wires to terminal boards TB8-F, TB9-A, TB10-B, TB11C, TB12-D and TB13-E. aa. After replacement of major components or assemblies, test the CU for proper operation as follows: (1) Turn mode switch on CU to ACCESS, open CU door, and pull Tamper Alarm Switch (TAS) plunger all the way out. Turn mode switch to TEST/RESET and then to  SECURE.  Monitor Cabinet should indicate a secure condition. (2) If an Ultrasonic Motion Sensor (UMS) is installed near the CU, ensure that it does not cause an alarm to be activated when a secure condition is desired.  Create an alarm 5-125