INSTALLATION ROI-S05750 2.1 Packages Each unpacked component of the [ ] GHz [ ] MB digital radio system must be checked as shown below. CONTENS LIST 2-2 DRAWING NO. IDU and ODU Fig. 2-2 Mounting Bracket Fig. 2-3 Installation Kit Fig. 2-4 and Fig.
INSTALLATION ROI-S05750 3 1 7 6 4 NLite E (*1) 5 RX LEV MON IFL FG 2 ! IF IN/OUT XPIC CTRL TX RX XPIC RESET PWR ODU MD/ CBL SELV G PULL ALM PWR OC-3 OUT OC-3 IN ALM OC-3 OUT ONLINE OC-3 IN PROTECT NLite E NEO MAINT MEMORY IDU (Blank) LCT No.
INSTALLATION ROI-S05750 1 H3042K I/O BOARD SER No. DATE WEIGHT kg MADE IN JAPAN 2 NWA-011060-001 DC-DC CONV UNIT WEIGHT 2.5kg SER No. DATE , 1+0 System STD Input : 20 60V 3.4A 1.0A Output : − 43V 1.3A 1+1 System STD Input : 20 60V 3.4A 1.0A×2 Output : − 43V 1.3A×2 NEC Corporation TOKYO JAPAN MADE IN JAPAN No. − 43V STD G OUT G PWR ALM SELV FUSE (250V/8AH) − 43V PULL PWR STD G OUT FUSE (250V/8AH) DESCRIPTION 1 H3042K I/O BOARD Bracket 2 NWA-011060-001 DC-DC CONV UNIT (see Fig.
INSTALLATION ROI-S05750 1 2 3 (Supplied with antenna) No. DESCRIPTION 1 Pole Mounting Bracket for Coaxial Cable Connection Type (6/7/8 GHz) 2 Pole Mounting Bracket for Wave Guide connection Type 3 Pole Mounting Bracket for Antenna direct Mounting Type Fig.
IFL LUG XPIC CTRL TX RX XPIC RESET (BLANK) XIF IN XIF OUT ! IF IN/OUT IN PORT 1 WS 100M PORT PORT 2 PWR ODU MD/ CBL SELV G PWR PULL LCT NMS NE AUX/ALM 100M PORT 3 PORT4 100M ALM MS WS IN/OUT ALM SC IN/OUT EOW CALL PROTECT OC-3 OUT OC-3 INTFC (OPT) OC-3 IN LAN INTFC (SONE D-SUB CONNECTOR/(MALE) OC-3 OUT MMC MAINT MEMORY IDU NLite E ALM OC-3 IN ONLINE ALM LC (P) CONNECTOR LC (P) CONNECTOR IEC 169-13 (P) CONNECTOR IEC 169-13 (P) CONNECTOR ALM D-SUB CONNECTOR/(MALE)
INSTALLATION ROI-S05750 D-SUB CONNECTOR/ (FEMALE) 1 MOLEX CONNECTOR/ (FEMALE) DC-DC CONV UNIT (Optional) MOLEX CONNECTOR/ (FEMALE) D-SUB CONNECTOR/ (FEMALE) NWA-011060-001 DC-DC CONV UNIT WEIGHT 2.5kg SER No. DATE , 1+0 System STD Input : 20 60V 3.4A 1.0A Output : − 43V 1.3A 1+1 System STD Input : 20 60V 3.4A 1.0A×2 Output : − 43V 1.
INSTALLATION ROI-S05750 2.2 Unpacking of IDU and ODU The unpacking procedures for the IDU and ODU are shown in following chart. • IDU : Chart 2-1 • ODU : Chart 2-2 Note: When conveying the IDU or ODU to another place, the original packing should be used to avoid damage. Chart 2-1 Unpacking Method for IDU Step 1 Procedure Cut the p.p. tape at top of the carton (1 to 3).
INSTALLATION ROI-S05750 Chart 2-1 (Cont’d) Step 2 Procedure Take out the accessories, IDU carton and cushioning materials, CUSHIONING MATERIAL CARTON (ACCESSORIES) CARTON (IDU) CUSHIONING MATERIAL (IDU) 2-9
INSTALLATION ROI-S05750 Chart 2-1 (Cont’d) Step Procedure 3 Remove the cushioning materials from the carton (IDU), 4 Take out the IDU wrapped with antistatic bag from the carton, ANTISTATIC BAG IDU CARTON (IDU) 2-10 5 Take out the IDU from the antistatic bag, 6 Inspect the IDU.
INSTALLATION ROI-S05750 Chart 2-2 Unpacking Method for ODU Step 1 Procedure Take off the hook of a cover as shown below.
INSTALLATION ROI-S05750 Chart 2-2 (Cont’d) Step 2 Procedure Take out cushioning material, buffer material and poly sheet, TOP PAD POLY SHEET ODU 2-12 3 Take out the ODU from carton, 4 Inspect the ODU.
INSTALLATION ROI-S05750 2.3 IDU Mounting The installation procedure for the IDU explains in Chart 2-3. The IDU should be installed in the radio station.
INSTALLATION ROI-S05750 Chart 2-3 (Cont’d) Step 2 Procedure Align the IDU to the mounting position on the 19-inch rack, SPRING WASHER SCREW FLAT WASHER SPRING WASHER SCREW 3 FLAT WASHER Fix each side of the IDU to the 19-inch rack with the two screws, IDU 2-14
INSTALLATION ROI-S05750 Chart 2-3 (Cont’d) Step 4 Procedure To mount the IDU in a 19-inch rack, take a space more than 200 mm to the rear section and space for one unit to the top and bottom. At least one rack unit * More than 200 mm * At least one rack unit * WALL Note: * Normal setting for free space. When free space is closed within one rack unit, keep the environment temperature is lower than +40°C.
INSTALLATION ROI-S05750 2.4 DC-DC CONV UNIT Mounting (Optional) The installation procedure for the DC-DC CONV UNIT (optional) explains in Chart 2-5. The DC-DC CONV UNIT(optional) should be installed in the radio station. Chart 2-4 Mounting Methods of the DC-DC CONV UNIT Step Procedure 1 Fix the DC-DC CONV UNIT to the 19-inch rack using the two screws. DC-DC CONV UNIT SPRING WASHER RACK SCREW FLAT WASHER SPRING WASHER IDU FLAT WASHER SCREW Note: * Space 0.
INSTALLATION ROI-S05750 2.6 NLite E SONET OC-3ODU Mounting The procedures for mounting and demounting the ODU are described here. There are two types of mounting for the antenna direct mounting type and waveguide connecting type. The ODU should be installed in the radio station. The tools for installation are listed in Table 2-1. Table 2-1 Tools TOOLS Wrench or Monkey wrench Screwdriver Torque Wrench Caution 1. How to use small and large O-rings are shown in following table.
INSTALLATION ROI-S05750 POSITION OF LARGE SIZE O-RING POSITION OF SMALL SIZE O-RING FOR WAVEGUIDE CONNECTION FOR ANTENNA DIRECT MOUNTING ANDREW ANTENNA POSITION OF LARGE SIZE O-RING POSITION OF SMALL SIZE O-RING FOR WAVEGUIDE CONNECTION FOR ANTENNA DIRECT MOUNTING RFS ANTENNA 10-11 GHz BAND 35 m 4 mm 4 mm 4 mm 32 40 m m m m m Notes: 1. Do not use both small O-ring and large O-ring simultaneously. 2.
INSTALLATION ROI-S05750 2.6.1 Mounting The method of mounting is listed in Table 2-2 to Table 2-4.
INSTALLATION ROI-S05750 Chart 2-6 Change of Polarization (Antenna Direct Mounting) Step Procedure CHANGE OF POLARIZATION ODU DIRECT MOUNTING TYPE ANTENNA (Example (ANDREW) 1/2) Note: The details are referred to the installation manual which is attached to the antenna. The installation or removal of the antenna requires qualified experienced personnel. Note: The antenna is set to V-polarization when shipped from the factory.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure Note: Do not remove the screw complete from the screw hole. Hold the feed horn with hand.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure CHANGE OF POLARIZATION ODU DIRECT MOUNTING TYPE ANTENNA (Example (ANDREW) 2/2) Note: The details are referred to the installation manual which is attached to the antenna. The installation or removal of the antenna requires qualified experienced personnel. Note: The antenna is set to V-polarization when shipped from the factory. 1. Keep the antenna stand horizontally, 2.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure Transition hub Transition hub Transition Hub Timing Pin Vertical Polarized Application Horizontally Polarized Application Tighten six screws when transition hub is located. (Tightening torque is 5.0 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure CHANGE OF POLARIZATION ODU DIRECT MOUNTING TYPE ANTENNA (Example (RFS)) Note: Note: The details are referred to the installation manual which is attached to the antenna. The installation or removal of the antenna requires qualified experienced personnel. The antenna is set to V-polarization when shipped from the factory. Drain Plug Drain Plug RFS C-Mount RFS SB1 1. 2. 3. 4.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure CHANGE OF POLARIZATION OF THE HYB NEC HYBRID Note: The hybrid is set to V-polarization when shipped from the factory. 1 If you change the polarization from V to H, loosen two screws, rotate the transition hub and put it to the HYB. 1Note: There are two types NEC HYBRID. One uses two pieces transition hubs and another uses one piece. GUIDE PIN Cross-Recessed Head Machine Screw M2.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure Quasar HYBRID Note: The hybrid is set to V-polarization when shipped from the factory. 1 If you change to H polarization, loosen two screws, rotate the antenna connection unit and put the HYB horizontally. Quasar HYB GUIDE PIN HYB SCREW ANTENNA CONNECTION UNIT V POLARIZAION 2 Check that the aperture of the connection unit is rotated as shown below, then fix it with the two screws that were loosened in step 1.
INSTALLATION ROI-S05750 Chart 2-6 (Cont’d) Step Procedure CHANGE OF POLARIZATION OF THE TX SPAN ATT TX SPAN ATT Note: The TX ATT is set to V-polarization when shipped from the factory. 1 If you change to H polarization, loosen two screws, rotate the antenna connection unit and put the TX ATT horizontally. GUIDE PIN TX ATT ANTENNA CONNECTION UNIT V POLARIZATION 2 Check that aperture of the connection unit is rotated as shown below, then fix it with the two screws that were loosened in step 1.
INSTALLATION ROI-S05750 NLite EStep Procedure CHANGE OF POLARIZATION OF THE ODU GUIDE PIN GUIDE PIN Antenna Mounting ODU (11-38 GHz Band) 1. When vertical polarization is required, rotate the ODU so as to go up the plate marked V, 2. When horizontal polarization is required, remove the guide pin fixed on the plate marked with V, 3. Screw in the guide pin removed in step 2 to the screw hole of the plate marked H, 4.
INSTALLATION ROI-S05750 Chart 2-7 ODU Antenna Direct Mounting (11 - 38 GHz) Step Procedure ANTENNA DIRECT MOUNTING (10-38 GHz Band ODU) Note: The details are referred to the installation manual which is attached to the antenna.
INSTALLATION ROI-S05750 Chart 2-7 (Cont’d) Step Procedure ANTENNA DIRECT MOUNTING (10-38 GHz Band ODU) RFS SB1 TYPE BRACKET 2-35
INSTALLATION ROI-S05750 Chart 2-7 (Cont’d) Step Procedure Note: The values in the following table are valid for screws and bolts which have been greased according to the installation instructions.
INSTALLATION ROI-S05750 Chart 2-7 (Cont’d) Step Procedure ANTENNA DIRECT MOUNTING (10-38 GHz Band ODU) MOUNT ASSEMBLY (RFS C-Mount Type) Pipe diameter: 48-114mm RFS C-Mount TYPE BRACKET 2-37
INSTALLATION ROI-S05750 6 7 RFS C-Mount TYPE BRACKET 2-38
INSTALLATION ROI-S05750 Chart 2-7 (Cont’d) Step 3 Procedure Fix the ODU to the bracket by tightening the M6 screws (four locations), Notes: 1. Figure shows V polarization. 2. Be careful not to damage the O-ring (Antenna). 3. The tightening torque is 4.0 N·m ± 10%.
INSTALLATION ROI-S05750 HOLE FOR GUIDE PIN ODU O-RING RFS SB1 TYPE BRACKET Notes: 1. Figure shows V polarization. 2. Be careful not to damage the O-ring (Antenna). 3. The tightening torque is 4.0 N·m ± 10%. HOLE FOR GUIDE PIN Note: Set the ODU to the bracket after polarization of the ODU is confirmed. O Ring RFS C-Mount TYPE BRACKET Notes: 1. Figure shows V polarization. 2. Be careful not to damage the O-ring (Antenna). 3. The tightening torque is 4.0 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-7 (Cont’d) Step Procedure 4. Insert guide pin on the hole of bracket to set the position of screws, GUIDE PIN ODU FLANGE ANTENNA FLANGE Caution: Align flanges on antenna and ODU correctly, and fix the ODU with four screws. ODU ANTENNA 5. Fix the ODU to the bracket with four screws. Note: Torque: 4.
INSTALLATION ROI-S05750 No.1 ODU POLE ODU POLE MEMBER OF TOWER (S) No.2 ODU MEMBER OF TOWER 1+0 System POLE 1+1 SD System 2-42 Note: Antenna separation (S) is given by path calcuration depending on the system parameter.
INSTALLATION ROI-S05750 Chart 2-8 NLite E SONET OC-3Antenna Direct Mounting Using HYBRID Step Procedure MOUNTING Note: The details are referred to the installation manual which is attached to the antenna. HOLE FOR GUIDE PIN O-RING MOUNTING HOLE FOR HYB The tightening torque is 4.0 N·m ± 10%. Be careful not to damage the O-ring(Antenna).
INSTALLATION ROI-S05750 Chart 2-8 (Cont’d) Step Procedure HOLE FOR GUIDE PIN O-RING HOLE FOR GUIDE PIN O-RING MOUNTING HOLE FOR HYB MOUNTING HOLE FOR HYB RFS SB1 TYPE BRACKET RFS C-Mount TYPE BRACKET Note: The tightening torque is 4.0 N·m ± 10%. Be careful not to damage the O-ring (Antenna).
INSTALLATION ROI-S05750 Chart 2-8 (Cont’d) Step 1 PUSH Procedure Fix the bracket and handle to the HYB used for 11-52 GHz ODU. Handle M5 HEAD CAP SCREW M5X12(10ea) Bracket Hybrid For 2 screws Type Bracket Note: Tightening torque is 3.0 N·m ± 10%. M5 HEAD CAP SCREW Note: Tightening torque is 3.0 N·m ± 10%. For 4 screws Type Bracket 2 Check the polarization and install the HYB to the antenna by tightening the M6 screws (four locations).
INSTALLATION ROI-S05750 Chart 2-8 (Cont’d) Step Procedure FLAT WASHER GUIDE PIN M6 SCREW HYB ANT MOVE THE SHORT PLATE O-ring Note: Tightening torque is 4.0 N·m ± 10%. SHORT PLATE O-ring ODU PORT Note: Be careful not to damage the O-ring. 3 Insert the O-rings to the two ODU ports of the HYB. 4 Install the two ODUs with hex screws (four locations) using the Allen key wrench. Note: Be careful not to damage the O-rings (Hybrid).
INSTALLATION ROI-S05750 Chart 2-8 (Cont’d) Step Procedure DEMOUNTING FROM HYB 1 Remove the four (or six) fixed bolts from the ODU. 2 Then demount the ODU. Note: When demounting the ODU from HYB, mount the attached SHORT PLATE to the demounted port of the HYB to avoid RF power leaking from the hybrid and for waterproofing. MOUNTING HOLE FOR SHORT PLATE SHORT PLATE MOUNTING SHORT PLATE TO THE ODU PORT Note: Tightening torque is 3.0 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-9 Antenna Direct Mounting Using TX SPAN ATT Step Procedure MOUNTING TX SPAN ATT Step 1 Procedure Check the polarization of the antenna connection unit of the TX ATT (Refer to CHANGING POLARIZATION description for the TX ATT.) TX ATT Antenna Connection Unit 2 Fix the TX ATT to the antenna by tightening the M6 screws (four locations).
INSTALLATION ROI-S05750 Chart 2-9 (Cont’d) Step Procedure 3 Insert the O-rings to port of the ODU. 4 Fix the ODU with hex screws (four locations) using the Allen key wrench. Note: Be careful not to damage the O-rings (TX ATT). Attachment of ODU ODU should be attached by turning “V” up. Hexagon Socket Head Cap Screw M6 (Supplied by NEC with ODU) NEC ODU O-Ring TX ATT (Packing) TOP VIEW TOP Antenna TX ATT O-Ring (Packing) 38A ODU ODU Connection Unit Note: Tightening torque is 4.0 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-10 11-38 GHz Band ODU Mounting with HYB (Waveguide Connection) Step Procedure WAVEGUIDE CONNECTION FOR 1+1 HYB No. Parts Name 1 Hybrid (Waveguide Flange Interface Type) 1 2 Bracket 2 3 Handle 1 4 O-ring (for ODU) 2 5 O-ring (for Waveguide) 1 6 M5 × 12 Hexagon Socket Head Cap Screw (SS) 7 M3 ×10 Hexagon Head Screw with Washer (×4) (SS) Notr:*For 4 screws Type Bracket 1 Assemble the bracket and handle to the HYB.
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 2 No.
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 3 Procedure Screw the Mount Arm and the Truss with the M6 × 25 Screw, Flat Washer (×2), Spring Washer (1), Nut, at four positions, Tightening Torque M6 4.0 N·m ± 10% M12 47 N·m ± 10% Truss Mount Arm Nut M6 x 25 Screw Spring Washer Flat Washer Flat Washer Mount Arm M6x25 Screw, Nut, Flat Washer x 2 Spring Washer Truss Ab.144.
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 4 Procedure Determine centre off set, Mounting Pipe Mounting Pipe Guide Pin Hole (HYB Top) Guide Pin Hole (HYB Top) Centre Off Set Centre Off Set 5 Fit the guide pin of the HYB to the Guide Pin Hole of the Mount Arm, 6 Install the HYB onto the bracket with the M6 × 35 Screw, Flat Washer (×2), Nut (×2), at four positions, 2-53
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step Flat Washer Procedure Flat Washer Nut Nut Guide Pin M6x35 Screw HYB ODU Port Short Plate Short Plate ODU Port Note: When either Main or Standby ODU is removed, attach the short plate over the ODU port. Tightening torque is 3.0 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 7 Procedure Install the HYB to the mounting pole using the M12 × 200 Screw, Flat Washer, Nut, Mounting Pole Nut Nut Guide Pin Hole Flat Washer M12 x 200 Screw Flat Washer Mount Holder Nut Nut M12 x 200 Screw Flat Washer HYB Mount Holder Mount Holder Flat Washer Mounting Pole Pole Diameter : ø50 to ø115mm Mount Holder M12x200 Screw, Nut x 2 Flat Washer x 2 M12x200 Screw, Nut x 2 Flat Washer x 2 2-55
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 8 Procedure Adjust direction of the Bracket for Waveguide Port of the HYB orientation, Double Nut tightening Determination of the attachment direction. Tighten double nut after orientation for waveguide connection has been decided. Waveguide Port HYB 9 Confirm the ODU Type, which is Master or Slave, Caution: The same type must be installed onto the HYB.
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 10 Procedure Install the ODU onto the HYB, Hexagon Socket Head Cap Screw Main ODU Mark V to Top Guide Pin O-ring (Top View) Note: The ODU should be attached by turning the plate marked “V” up position for both Main ODU and Standby ODU.
INSTALLATION ROI-S05750 Chart 2-10 (Cont’d) Step 11 Procedure Connect the flexible waveguide (WG) to the ODU and fix the waveguide to the ODU with four (4) bolts. Note: Before connecting the WG to the antenna, confirm which polarization is applied to the Master and Slave ODU. Main ODU Mounting Pole Pole Mounting Bracket HYB Standby ODU HYB WG Port WG O-ring Note:Be careful not to damage the O-ring. Note: Tightening torque is 1.4 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-11 11-38 GHz Band ODU Mounting with OMT (Antenna Direct Mounting) Step Procedure This section explains the installation of the OMT for XPIC system. There are two types of O-rings for antenna mounting to the OMT depending on the frequency band. Caution : Do not apply silicon grease to O-ring.
INSTALLATION ROI-S05750 Chart 2-11 (Cont’d) Step Procedure For the antenna direct mounting of the ODU, following OMT is used in the XPIC system. FREQUENCY BAND FREQUENCY RANGE (GHz) OMT CODE No. INTERFACE WG INNER DIA.(mm) (ANT Side) INTERFACE (ODU Side) 11G 10.7 −11.7 GHz G9380A 18.0 R100 13G 12.75 −13.25 GHz G9381A 15.0 R140 15G 14.5 −15.35 GHz G9382A 13.5 R140 18G 17.7 −19.7 GHz G9383A 10.5 R220 23G 21.2 −23.6 GHz G9384A 9.0 R220 26G 24.5 −26.5 GHz G9385A 8.
INSTALLATION ROI-S05750 Chart 2-11 (Cont’d) Step 1 Procedure Fix the bracket and handle to the OMT. M5 HEAD CAP SCREW Note: Tightening torque is 3.0 N·m ± 10%. 2 GUIDE PIN Fix the OMT to the antenna by tightening them with M6 screws (four locations), FLAT WASHER M6 M6 SCREW MOVE THE SHORT PLATE ANT SCREW O-ring SHORT PLATE Note: Tightening torque is 3.0 N·m ± 10%. Note: Tightening torque is 4.0 N·m ± 10%. Note: Be careful not to damage the O-ring.
INSTALLATION ROI-S05750 Chart 2-11 (Cont’d) Step Procedure 3 Loosen the two screws and move the short plate if it is fixed to the ODU port. (see figure in step 9), 4 Set the two ODUs to vertical polarization for OMT mounting. If the guide pin behind the plate marked H is mounted, remove the guide pin, Note: The ODU should be attached by turning the plate marked "V" up position for both Main Master ODU and SUB Master ODU.
INSTALLATION ROI-S05750 Chart 2-11 (Cont’d) Step Procedure 6 Insert the O-rings to the two ODU ports of the OMT (see figure in step 9), 7 Insert the guide pin into the hole of the OMT and set the position of screws, GUIDE PIN 8 Confirm which polarization is applied to the Master ODU. Check the indication of polarization on the upper side of OMT. 9 Fix the two ODUs with hex screws (four locations) using the allen key wrench, Note: Be careful not to damage the O-rings.
INSTALLATION ROI-S05750 Chart 2-11 (Cont’d) Step Procedure Cautions: 1. Tighten all screws with lighter torque at first, then full torque as specified. 2. When either ODU is demounting for ODU replacing or other reasons, fix the attached short plate to the demounted port of the OMT to avoid leaking of RF power from the OMT and for waterproof. 3. To avoid occurrence of bit errors due to microphonic properties, when installing the SUB Master ODU, protect the Main Master ODU from mechanical knocks.
INSTALLATION ROI-S05750 2.7 Feeder Connection The connection method of the waveguide type ODU is described in following procedure. Chart 2-12 Wave Guide Connection Step 1 Procedure Mount a waveguide to the ODU, fix the waveguide to the ODU with four bolts. Note: Be careful not to damage the O-ring. MOUNTING BRACKET THIN NUT THICK NUT SPRING WASHER M6 Tightening torque: 4.0 N·m ± 10% FLAT WASHER O- RING U-BOLT BOLT (M4) SPRING WASHER WAVEGUIDE WASHER Note: Tightening torque is 1.4 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-12 (Cont’d) Step 1 Procedure Mount the attachment with adapter to the ODU bracket using ten bolts, ODU BRACKET SPRING WASHER Tightening torque: 3.0 N·m ± 10%. BOLT (M5 ×10) Note: Color of adapter is white.
INSTALLATION ROI-S05750 Chart 2-12 (Cont’d) Step 3 Procedure Mount the ODU bracket to the pole with two U-bolts, Note: The diameter of the pole is from 48.5 to 114.5 millimeters. POLE ODU BRACKET FLAT WASHER SPRING WASHER THICK NUT (M10) THIN NUT (M10) U-BOLT Tightening torque: 34.0 N·m ± 10% 4 Mount the ODU to the ODU bracket with attached four bolts (Align the guide pins on the ODU and the guide holes on the bracket), Note: Be careful not to damage the O-ring.
INSTALLATION ROI-S05750 Chart 2-12 (Cont’d) Step Procedure 5. Make sure that the ODU and the ODU bracket are fixed at specified values. 6 Mount the waveguide to the ODU with four bolts. Note: Be careful not to damage the O-ring attached to the PBR adapter. O-RING WASHER SPRING WASHER BOLT (M4) WAVEGUIDE WITH PBR( ) FLANGE Note: Tightening torque is 1.4 N·m ± 10%.
INSTALLATION ROI-S05750 Chart 2-13 ODU Mounting for Connecting Coaxial Cable Step Procedure 6/7/8 GHz ODU MOUNTING (Connecting Coaxial Cable) MOUNTING BRACKET 1. Note:The diameter of pole is from 48.5 to 114.5 millimeters. THIN NUT THICK NUT SPRING WASHER FLAT WASHER Mount the bracket to the pole, point to the opposite station and tighten it with two U-bolts, U-BOLT Tightening torque: 34.0 N·m ± 10% 2.
INSTALLATION ROI-S05750 Chart 2-13 (Cont’d) Step Procedure 6/7/8 GHz ODU MOUNTING (Connecting Coaxial Cable) BRACKET 4. Connect the Coaxial cable to the RF IN/OUT connector of the ODU, 5. Down the cable fix bracket to fix the Coaxial cable, then tighten the two bolts, ODU COAXIAL CABLE Tightening torque: 3.
INSTALLATION ROI-S05750 Straight Type Caution ODU IF CABLE L-Angle Type ODU When connecting the IF cable to the ODU, tighten the N-male connector with engage connector nut only using fingers and holding the cable with another hand. Tighten the engage connector nut only for the L-angle connector also. (Tightening Torque : 0.7 to 1.2 N•m (7 to 12 kg•cm)) IF CABLE L Angle Type ODU If rotate other parts of the L-angle connector as illustrated left, it can cause connector damage.
INSTALLATION ROI-S05750 Chart 2-13 (Cont’d) Step Procedure 6/7/8 GHz ODU MOUNTING (Connecting Coaxial Cable) BOLT ANT HYB N-Type * No.1 ODU ODU BRACKET COAXIAL CABLE* COAXIAL CABLE TIGHTEN BOLTS (M5) Tightening torque: 3.0 N·m± 10% POLE No.2 ODU SIDE VIEW Note: * When coaxial cable with SMA connector is used, the connectors are supplied by NEC. Caution: Wrap the coaxial cable connection points with a self-bonding tape for waterproof.
INSTALLATION ROI-S05750 2.8 Cable Termination In this section, list of tools and material and the method for cable termination method are described. The following cables are described for reference.
INSTALLATION ROI-S05750 The tools and materials summarized in Table 2-5 are necessary. Table 2-5 Tools and Material List No.
INSTALLATION ROI-S05750 Chart 2-14 Terminating Supervisory Cables with D-Sub Connector Step 1 Procedure Strip back the cable sheath, taking care not to damage the braided shield. 50 mm CABLE Note: Use shielded cables which are connected to the D-Sub connector to suppress interference from affecting the signal and to reduce electromagnetic radiation which may interfere with other signal cables. 2 Fold back the braided shield (do not separate the strands) and trim it as shown.
INSTALLATION ROI-S05750 Chart 2-14 (Cont’d) Step 4 Procedure Insert the cable into the socket contact. WIRE SOCKET CONTACT 5 The cable should be fitted so that insulation and bare wire are arranged as shown. 6 Insert the socket contact into the hand crimping tool.
