ADCP-75-210 • Issue 1 • November 2006 1.6.2 Fiber Optic Cable Entry A nylon connector is provided on the rear of the RAN cabinet for routing a fiber optic cable into the cabinet. The cord connector provides cable strain relief and a watertight seal at the fiber optic cable entry point. As the connector nut is tightened, a soft neoprene bushing compresses to tightly grip the cable without applying excessive force to the fibers. The connector accommodates cables of a diameter in the range .38 to .
ADCP-75-210 • Issue 1 • November 2006 1.7 RAN Chassis and Electronic Modules The RAN chassis, shown in Figure 6, is a standard Compact PCI (cPCI) shelf capable of housing 21 industry standard cPCI circuit cards (called “electronic modules” in this manual). The backplane supports the basic cPCI functions and it has been extended to allow the routing of DIFTM, reference clocks and I2C signals between I2C modules. The RAN chassis also houses cooling fans within the Fan Access Panel on the top of the chassis.
ADCP-75-210 • Issue 1 • November 2006 Table 3. RAN Chassis Electronic Modules REF # MODULE NAME FOR DETAILS REFER TO 5 Small Form-Factor Pluggable Optical Transceiver (SFP) Section 1.7.5 on Page 17 6 RAN Down Converter (RDC or RDC2) Section 1.7.6 on Page 17 7 RAN Up Converter (RUC2.X or RUC3) Section 1.7.7 on Page 19 8 800 MHz Multi-Coupler Section 1.7.9 on Page 20 9 1900 MHz Multi-Coupler Section 1.7.10 on Page 22 10 Fan Access Panel Section 1.7.
ADCP-75-210 • Issue 1 • November 2006 1.7.1 cPCI Power Supply Modules The Compact PCI (cPCI) Power Supply Modules provide +/-12V, 5V, and 3.3V DC power to the cPCI backplane for use by the cPCI electronic modules. Each RAN requires one power supply module. Two modules can be used to provide redundancy if desired. These modules are hot swappable. Figure 8 shows the cPCI Power Supply Module faceplate. Table 4 describes the faceplate components called out in the figure.
ADCP-75-210 • Issue 1 • November 2006 1.7.2 Central Processing Unit (CPU) Module The Central Processing Unit (CPU) Module is a cPCI-based, single-board x86 computer with disk running on a Linux operating system. Each RAN chassis has one CPU module. The CPU runs a process management program that manages all RAN hardware including RF and digital equipment. The program also manages RF signal gain and monitors signal presence and quality. Figure 9 shows the CPU module faceplate.
ADCP-75-210 • Issue 1 • November 2006 Table 5. CPU Module Faceplate Components REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 4 RST Recessed switch Reset. Used to manually reset the CPU 5 POST Single-color LEDs (yellow) Post. Top four LEDs give status of CPU during initial boot process; bottom four give board operation status 6 ENET RJ-45 connector with single-color LEDs (green and yellow) Ethernet. 10 BaseT. Connects to RJ-45 connector on SIF module (10BT port) using cable 1001478P001.
ADCP-75-210 • Issue 1 • November 2006 Table 6. System Interface Module Faceplate Components REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 11 HS Single-color LED (blue) Not used 12 PWR Single-color LED (green) Power. Indicator turns green when module has power 13 I2C A-D RJ-45 connectors I2C (Bus). Connectors to I2C buses 14 ANT SMA connector Antenna.
ADCP-75-210 • Issue 1 • November 2006 The SIF module is equipped with a small form-factor pluggable optical transceiver (SFP) module. (For more information on the SFP, see Section 1.7.5.) Figure 11 shows the SIF module faceplate. Table 7 describes the faceplate components. DIF INPUT LED 1-4 OPTICAL INPUT LED 9 8 OPTICAL OUTPUT LED 7 SFP FIBER OPTIC CONNECTOR 1 DIF OUTPUT LED 1-4 2 ETHERNET CONNECTOR 6 FAULT LED HOT SWAP LED 5 3 4 POWER LED 21238-A Figure 11.
ADCP-75-210 • Issue 1 • November 2006 Table 7. Synchronous Interface Module Faceplate Components REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 7 F/O Dual-LC connectors Fiber/Optics. Optics connector on SFP optical transceiver 8 OP IN Tri-color LED (green/yellow/red) Optical In. Indicates input status of the SFP interface: not enabled (off), good (green), degraded (yellow), or bad output signals (red) 9 OP OUT Tri-color LED (green/yellow/red) Optical Out.
ADCP-75-210 • Issue 1 • November 2006 This module also provides a CW test tone for use in reverse continuity testing. The RF signals are input into the module by way of coax cables terminated with SMA connectors on the faceplate (at the ports labeled PRI IN and DIV IN). Figure 13 shows the module faceplate. Table 8 describes the module faceplate components called out in the figure. PRIMARY IN 1 DIVERSITY IN FAULT LED POWER LED 2 3 4 21236-A Figure 13. RAN Down Converter Module Faceplate Table 8.
ADCP-75-210 • Issue 1 • November 2006 1.7.7 RAN Up Converter (RUC2.X or RUC3) Module The RAN Up Converter (RUC2.X or RUC3) Module is a cPCI electronic module that takes Digitized Intermediate Frequency (DIF) signals from a DIF signal generated by the SIF and converts the signals to RF (PCS, Cellular, SMR A, and SMR B frequency bands). Each module supports two simultaneous bands via wideband outputs. The RUC also provides clocking for its neighboring RDC.
ADCP-75-210 • Issue 1 • November 2006 Table 9. RAN Up Converter Module Faceplate Components REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 5 PA CNTL 2/4 I2C flatpack connector PA Control Channel 2 or 4. Outputs control data to the PIC card on the PAA for the channel being provided (using cable 1955000P079)* 6 FLT Red LED Fault. Turns red when the module has failed. Indicator is lit during start-up until module has initialized.
ADCP-75-210 • Issue 1 • November 2006 Table 10. C/MCPLR Modules Faceplate Components REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 1 P IN SMA connector Primary In. Receives RF primary reverse path input from primary antenna 2 D IN SMA connector Diversity In. Receives RF diversity reverse path input from secondary antenna 3 P OUT SMA connectors Primary Out. 3 primary outputs (Cell bands A, B, and SMR-A).
ADCP-75-210 • Issue 1 • November 2006 1.7.10 1900 MHz Multicoupler (P/MCPLR) The 1900 MHz (P/MCPLR) Module is a cPCI electronic module that houses the dual-diversity, receive unit for the PCS band. This module interfaces to the multiplexer system and contains the front end low noise amplifiers for the reverse path. The PCS band has 12 outputs (bands A-F, with diversity). Figure 17 shows the location of the faceplate components. Table 11 describes the module faceplate components.
ADCP-75-210 • Issue 1 • November 2006 Table 11. P/MCPLR Modules Faceplate Components REF # 1.8 DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 4 D OUT SMA connectors Diversity Out. 6 diversity outputs (bands A-F); each output being used connects on one RDC module, in either same RAN or extension RAN if present. Connection is made using cable 1955000P081 5 FLT Red LED Fault. Lights when module has failed and during start-up until module has initialized 6 PWR Green LED Power.
ADCP-75-210 • Issue 1 • November 2006 Table 12. Rectifier Indicators REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 1 (Unmarked) Green LED AC OK. Lights when AC power is present 2 (Unmarked) Green LED DC OK. Lights when rectifier is limiting current 3 (Unmarked) Red LED Over Voltage Protection. Lights when rectifier has failed 4 (Unmarked) Red LED Over Temperature Protection. Lights when over temperature compensation circuit is active 1.8.
ADCP-75-210 • Issue 1 • November 2006 1.9 Power Amplifier Assembly The Power Amplifier Assembly (PAA) is an electronic device that amplifies RF signals in the forward path just before they are transmitted to the RAN antenna. Up to four PAAs may be mounted in the RAN, each providing one band. Each PAA consists of a Power Amplifier (PA), a control board called the PA Interface Controller (PIC), and a cooling system. The PA is multichannel. Different units are used for PCS, Cellular, and SMR 800 bands.
ADCP-75-210 • Issue 1 • November 2006 Table 14. PAA Connection Points and Indicators REF # DESIGNATION DEVICE FUNCTIONAL DESCRIPTION 1 DC_IN Green LED DC In. Lighted when PIC has -48 VDC input 2 PA_FAULT Red LED PA Fault. Lighted when PA has failed 3 DC_OUT Green LED DC Out. Lighted when PIC has +28 VDC output 4 I2C RJ-45 connector (J1) I2C (Bus). Connection to RUC module P/A CNTRL using cable 1001475P001 5 48V PWR Positronic 3-pin connector (J2) 48 Volt DC Power.
ADCP-75-210 • Issue 1 • November 2006 Primary Antenna Quadplexer PCS Band A/B/F Diversity Antenna Quadplexer PCS Band D/E/C Antenna Assembly Rx 1850-1910 Tx 1930-1945 Tx 1950-1965 Tx 1970-1975 Rx 1850-1910 Tx 1945-1950 Tx 1965-1970 Tx 1975-1990 Rx MCPA MCPA MCPA Rx MCPA MCPA MCPA A B C D E F Tx Tx Tx D E C RUC RUC RUC A B C D E F Tx Tx Tx A B F RUC RUC RUC Primary Diversity Multicoupler 1850/1910 21270-A Figure 21.
ADCP-75-210 • Issue 1 • November 2006 1.11 Circuit Breaker Panel The Circuit Breaker Panel, shown in Figure 23, contains five circuit breakers. It distributes the RAN’s -48 VDC power and protects the RAN’s electronics. Table 15 gives the circuit breaker functions. Table 16 describes the panel LEDs. 1 SYSTEM OK LEDs FAULT LEDs 2 CIRCUIT BREAKER (5 PLACES) 21320-A Figure 23. Circuit Breaker Panel Table 15.
ADCP-75-210 • Issue 1 • November 2006 • Glitch Batteries: provide backup protection for up to five minutes. These are small, motorcycle type batteries connected in a series configuration. 1.13 Antenna ADC provides a pole-mount antenna kit for use when the RAN is mounted on a wooden utility pole. The kit must be separately ordered from the RAN. Pole mounting is the most common type of RAN installation.
ADCP-75-210 • Issue 1 • November 2006 Digivance NXD Multi-Band Distributed Antenna System Operation Manual (ADCP-75-209) for system turn-up and test procedures. The procedures in this section assume that the required Outside Plant (OSP) fiber optic cable has already been routed between the Hub and the RAN, that the required antenna has been installed, and that a coaxial cable terminated with an N-type connector has been routed to the RAN from the antenna.
ADCP-75-210 • Issue 1 • November 2006 2.2 Unpacking and Inspection The RAN is shipped to the field pre-configured with all modules and components that the customer has ordered. Electronic modules except for the batteries are shipped already installed in the cabinet. The following optional accessories may also be shipped with the RAN: • Back-up batteries • Non-standard SFP optical transceiver Use the following procedure to unpack and inspect the RAN components: 1.
ADCP-75-210 • Issue 1 • November 2006 The following tools are required to perform this procedure: • • • • • • • • • 2.4 Torque wrench Drill Drill bit (appropriate for pole width and 3/4 in. bolts) 7/16 in. open-end wrench Compression pliers for #6 AWG grounding lug Wire cutters Wire strippers Conduit cutter Conduit bender Site Preparation This section describes site preparation for installation and is presented only as a guideline for a typical RAN installation. 2.4.
ADCP-75-210 • Issue 1 • November 2006 In a pole mount installation, the power meter is typically installed on the pole below the unit in separate boxes. In a concrete pad installation, an external junction box is typically placed near the RAN providing AC power, surge protection, and circuit breakers. 2.4.3 Antenna Requirement ADC offers a pole-mount antenna kit (accessory) for use when the RAN is mounted on a wooden utility pole. Either a 2 in. (5.08 cm) O.D. model or a 9 in. (22.86 cm) O.D.
ADCP-75-210 • Issue 1 • November 2006 2.5 Installing a RAN Cabinet on a Wooden Utility Pole Figure 24 shows the main components and their spatial placement in a typical NXD RAN pole mount installation. 2.5.1 Site Requirements Unique to Pole Mounting Locations If power lines are present at the top of the pole, spacing requirements applicable to the RF cabling and any other hardware installed in the electric space must be considered.
ADCP-75-210 • Issue 1 • November 2006 ANTENNA ANTENNA MOUNTING BRACKET ANTENNA 100 IN. (254 CM) RF CABLES TO RAN (5 REQUIRED) GROUND WIRE TO ANTENNA PRIMARY POWER PRIMARY POWER SECONDARY POWER SECONDARY POWER LINE FIBER OPTIC LINE FIBER 2 IN. SCHEDULE 40 CONDUIT FOR POWER IN CARLTON PT. NO. 49011-010 OR EQUIVALENT 38.6 FT. (11.8 M) TYPICAL 27.5 IN. (69.85 CM) FIBER SPLICE CAN 3 IN. SCHEDULE 40 CONDUIT FOR RF CABLES CARLTON PT. NO. 49013-010 OR EQUIVALENT 31.25 IN. (79.
ADCP-75-210 • Issue 1 • November 2006 Table 19. RAN Component Weights CONFIGURATION OR COMPONENT WEIGHT Base RAN without batteries 379 lbs. (172.3 kg) Base RAN with four batteries 679 lbs. (308.6 kg) Expansion RAN with four batteries 619 lbs. (281.4 kg) Antenna pole-mount bracket (9 inch) 56 lbs. (25.5 kg) Antenna pole-mount bracket (2 inch) 57 lbs. (25.9 kg) Pole-top antenna (9 inch) 47 lbs. (21.4 kg) Pole-top antenna (2 inch) 12 lbs. (5.
ADCP-75-210 • Issue 1 • November 2006 UTILITY POLE MOUNTING BRACKET 2.63 IN. (6.7 CM) RAN ATTACHMENT POINTS 13.5 IN. (34.3 CM) 34.5 IN. (87.6 CM) 29.25 IN. (74.3 CM) HOT DIPPED GALVANIZED MACHINE BOLT SQUARE HEAD 3/4 x 16.00 LG W/NUT (J9816) 3 REQUIRED ROUND FLAT WASHER 2.00 O.D. (J1089) 3 REQUIRED 10 FT. (3 M) TYPICAL SQUARE CURVED WASHER 3 x 3 x 1/4 (J6823) 3 REQUIRED SPRING LOCK WASHER .234 x.188 (J140) 3 REQUIRED OR EQUIVALENT 21286-A Figure 25. Cabinet Mounting Bracket 2.
ADCP-75-210 • Issue 1 • November 2006 2.5.4 Mounting the RAN Cabinet on the Bracket The cabinet is shipped with the mounting hardware required for mounting the RAN cabinet on the RAN wood pole mounting bracket. The hardware consists of six 1/2 in. bolts, six nuts, 12 lock washers, and 12 flat washers. Use the following procedure to mount the cabinet. Refer to Figure 26. Caution: Do not install batteries in the RAN prior to mounting the RAN securely on the utility pole. 1.
ADCP-75-210 • Issue 1 • November 2006 RAIN SHIELD RIGHT UTILITY POLE RAN CABINET RAIN SHIELD LEFT POLE MOUNT BRACKET 21345-A Figure 26. Pole Mount Components 2.6 Installing a RAN Cabinet on a Concrete Pad This section contains the procedures for installing the RAN on a concrete pad. Choose an installation site that conforms to all local codes. Obtain all required permits prior to starting installation.
ADCP-75-210 • Issue 1 • November 2006 2.6.1 Pouring a Concrete Pad Prepare a base for the concrete pad that meets all local code requirements. The base must have a footing of 4 to 6 inches (10.2 to 15.2 cm) of sand or gravel on firmly compacted soil. Concrete pad height is site and climate dependent. Height should be based on keeping the front door air intake louvers and rear bottom exhaust vent free of obstruction. For dimensions of pad, refer to Figure 27. 31.0 IN. (79 CM) DOOR CLEARANCE 92.0 IN.
ADCP-75-210 • Issue 1 • November 2006 1/2 x 13 BOLT LOCK WASHER FLAT WASHER CONCRETE ANCHOR 21306-A TYPICAL CUSTOMER SUPPLIED HARDWARE (4 PLACES) Figure 28. Installing Pedestal Mount and Cabinet Warning: Use appropriate lifting equipment when moving or installing the cabinet. Do not stand under the cabinet as it is being hoisted into position for installation. A failure of the lifting equipment could result in serious personal injury. 2.
ADCP-75-210 • Issue 1 • November 2006 2.6.3 Installing the Pedestal Enclosure The pedestal enclosure, shown in Figure 29, mounts on the back of the cabinet. PEDESTAL ENCLOSURE 21309-A CUSTOMER SUPPLIED OPTIONAL FITTINGS Figure 29. Installing Pedestal Enclosure Use the following procedure to install the pedestal enclosure: 1. Orient the pedestal enclosure as shown and attach it to the back of the cabinet using the four bolts provided. 2.
ADCP-75-210 • Issue 1 • November 2006 2.7 Other Standard Installation Procedures This section contains other procedures done at every installation after the RAN is mounted on a wooden pole or concrete pad. 2.7.1 Installing a Solar Shield Each RAN has a solar shield that mounts on top of the cabinet. Hardware for the solar shield can be found in a bag fastened to the inside of the battery compartment. The hardware consists of two 1/4 in. bolts, each with flat washer and sealing washer.
ADCP-75-210 • Issue 1 • November 2006 4. Locate the two 1/4 in. machine bolts, each with flat washer and sealing washer, in a bag fastened to the inside of the battery compartment. 5. Place the solar shield on the top of the RAN. 6. Push the solar shield backward until it extends slightly beyond the back of the cabinet then pull it forward catching the two tangs of the solar shield on the top of the RAN. 7. Locate the two clearance holes on the left and right sides just inside the door frame. 8.
ADCP-75-210 • Issue 1 • November 2006 RF LINE CONDUIT (FROM ANTENNA) FIBER OPTIC CONDUIT FIBER OPTIC ENTRANCE RIGHT RAIN SHIELD LEFT RAIN SHIELD POWER ENTRANCE 220 VAC PRIME POWER TYPE N CONNECTORS FOR ANTENNA AND GPS CONNECTORS GROUND LUG GROUND WIRE 220 VAC RIGID CONDUIT 21287-A Figure 31. Cable Connection Points 2.7.3 Installing RF Cabling RF cabling on the RAN connects the RF antenna to the RF input on the back of the RAN.
ADCP-75-210 • Issue 1 • November 2006 2.7.3.1 Weatherproofing RF Cables RF cables should be weatherproofed before being installed. The following materials are required (customer supplied): Note: Read and understand the manufacturer’s instructions prior to using these products. • 3M 8426-9M cold shrink • 3M Skothkote Electrical Coating 14853 Use the following procedure to weatherproof the RF cables: 1.
ADCP-75-210 • Issue 1 • November 2006 GPS PCS-P PCS-D CELL/SMR-P CELL/SMR-D 21278-A Figure 32. Installing the RF Cables Table 21.
ADCP-75-210 • Issue 1 • November 2006 All fiber optic cable connections require single-mode Dual-LC type connectors. Figure 33 shows the basic configuration of the optical path between the Hub SIF and the RAN SIF. For optical specifications, refer to Table 2 on page 6. BASIC CONFIGURATION BETWEEN HUB SIF SFP AND RAN SIF SFP FIBER PORT TX FIBER PORT RX TX RX REVERSE PATH FORWARD PATH END-TO-END OPTICAL CONNECTOR/CABLE ASSEMBLY DIAGRAM 21353-A Figure 33.