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4.4 Connecting of NBDP Terminal Unit
OP05-100 (IB-583)
To communicate with telex, the NBDP terminal unit is required.
Name: NBDP terminal unit set, Type: OP05-100, Code No.: 000-056-956
Name Type Code No. Qty Remarks
Terminal unit IB-583 000-043-435 1 w/installation materials
DSP Board OP05-97 005-951-820 1 set 05P0751A
Mounting the DSP Board
1. Open the cover of the transceiver unit.
2. Remove the shield cover from the T-CPU Board (05P0732A).
3. Lay the DSP Board (supplied) on the top of the T-CPU Board, mating J5 andJ6 on the
DSP Board to J5 and J6 on the T-CPU Board. Use panhead screws (M3X8, supplied) to
fasten the DSP Board.
Attach DSP Board
(05P0751A) here.
T-CPU Board
4. Remount the shield cover.
5. Close the cover of the transceiver unit.
4.5 Dummy Load
To short the antenna to the ship’s hull when power is off, mount the optional dummy load in
the antenna coupler AT-5000.
Necessary parts (for AT-5000-H): Dummy load (Type: OP05-107, Code No.: 000-011-638)
Name Type Code No. Qty Remarks
Dummy load 05P0816 001-020-430-00 1 PCB and mounting plate
Pan head screw 4x12, SWCH18A 000-801-070-00 4
Necessary parts (AT-5000-HS): Dummy load (Type: OP05-108, Code No.: 000-011-639)
Name Type Code No. Qty Remarks
Dummy load 05P0816 001-020-430-00 1 PCB and mounting plate
4x12, SWCH18A 000-801-070-00 1 Pan head screw
M4x8 000-163-200-10 4