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User Manual
Airbridge cBTS3612-800 12-carrier CDMA Base Station
1 Overview ......................................................................................................................................1-1
1.1 Purposes of cBTS3612-800 Routine Maintenance............................................................1-1
1.2 Classification of cBTS3612-800 Routine Maintenance Operations ...................................1-1
1.2.1 Classification According to Implementing Methods.................................................1-1
1.2.2 Classification by Period Length ...............................................................................1-1
1.3 Guide to the Usage of cBTS3612-800 Routine Maintenance records and cBTS3612-800
Routine Maintenance Instructions............................................................................................1-2
1.3.1 cBTS3612-800 Daily Unexpected Fault Handling Record ......................................1-3
1.3.2 cBTS3612-800 Monthly Maintenance Record.........................................................1-4
1.3.3 cBTS3612-800 Quarterly Maintenance Record ......................................................1-5
1.3.4 cBTS3612-800 Yearly Maintenance Record ...........................................................1-6
2 cBTS3612-800 Monthly Maintenance Instructions ..................................................................2-1
3 Quarterly Maintenance Instructions .........................................................................................3-1
4 cBTS3612-800 Yearly Maintenance Instructions .....................................................................4-1
5 Return Loss, VSWR and Reflection Coefficient ......................................................................5-1
03Q-0112-20020720-120
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- Page 1 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station Table of Contents Table of Contents 1 Overview ............................1-1 1.1 Purposes of cBTS3612-800 Routine Maintenance............1-1 1.2 Classification of cBTS3612-800 Routine Maintenance Operations ........1-1 1.2.1 Classification According to Implementing Methods..........1-1 1.2.2 Classification by Period Length ................1-1 1.3 Guide to the Usage of cBTS3612-800 Routine Maintenance records and cBTS3612-800...
- Page 2 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 Overview 1 Overview cBTS3612-800 Routine Maintenance Instructions describes in details the contents and methods of cBTS3612-800 routine maintenance operations. It serves as a reference in determining the routine maintenance schedule of a particular site.
- Page 3 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 Overview line fault. Solving of problems left over by daily maintenance operations is also regarded as unscheduled maintenance operation. II. Daily maintenance Maintenance tasks conducted daily. cBTS3612-800 Daily maintenance helps maintenance personnel keep track of the operating conditions of the equipment at any moment so that problems can be solved in time.
- Page 4 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 Overview 1.3.1 cBTS3612-800 Daily Unexpected Fault Handling Record Site Belong-to BSC Time when fault Time when fault is occurred: solved: Person on duty: Handled by: Classification of fault: Primary power supply...
- Page 5 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 Overview 1.3.2 cBTS3612-800 Monthly Maintenance Record Site: _______________ Time of maintenance:____(MM)_____(DD)_____(YY) Maintainer: ____(MM)____(DD)____(YY) Maintenance Items Status Remarks personnel Environment Normal, Abnormal Temperature Normal, Abnormal Humidity Normal, Abnormal Dust-proof performance Normal, Abnormal...
- Page 6 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 Overview 1.3.3 cBTS3612-800 Quarterly Maintenance Record Site: _______________ Time of maintenance:____(MM)_____(DD)_____(YY) Maintainer: ____(MM)____(DD)____(YY) Items Status Remarks Maintenance personnel Primary power supply Normal, Abnormal Fans Normal, Abnormal Road test Normal, Abnormal Alarm collection equipment...
- Page 7 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 Overview 1.3.4 cBTS3612-800 Yearly Maintenance Record Site: _______________ Time of maintenance:____(MM)_____(DD)_____(YY) Maintainer: ____(MM)____(DD)____(YY) Maintenance Items Status Remarks personnel Call test Normal, Abnormal Cabinet sanitation Normal, Abnormal BTS power output Normal, Abnormal...
- Page 8 User Manual 2 cBTS3612-800 Monthly Maintenance Airbridge cBTS3612-450 12-carrier CDMA Base Station Instructions 2 cBTS3612-800 Monthly Maintenance Instructions Items Instructions Note Make calls with an MS. Collect information at both There should be no noise, no call Call test the MS and the BSC to see if all calls are normal dropping, nor cross talking.
- Page 9 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 3 Quarterly Maintenance Instructions 3 Quarterly Maintenance Instructions Items Instructions Note Primary power supply Measure the output voltage. Range of normal output voltage: -40- 60V. Alarm may be triggered when: 1) Check if the fans are working normally. 1) Some of the fans are unable to rotate;...
- Page 10 User Manual 4 cBTS3612-800 Yearly Maintenance Airbridge cBTS3612-450 12-carrier CDMA Base Station Instructions 4 cBTS3612-800 Yearly Maintenance Instructions Items Instructions Note Make calls with an MS. Collect information at both the There should be no noise, no call Call test MS and the BSC to see if all calls are normal for all dropping, nor cross talking.
- Page 11 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 5 Return Loss, VSWR and Reflection Coefficient 5 Return Loss, VSWR and Reflection Coefficient Return loss(dB) VSWR Reflection Coefficient (Γ) 4.41943 0.63096 3.56977 0.56234 3.00952 0.50119 2.61457 0.44668 2.32285 0.39811 2.09988 0.35481 1.92495 0.31623 1.78489...
- Page 12 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 5 Return Loss, VSWR and Reflection Coefficient Reflection Coefficient G VSWR Return loss(dB) Ureflected Uforward+Ureflected Uforward Γ= 20lg VSWR= Uforward - Ureflected Uforward Ureflected Γ = 1+Γ VSWR= 20lg Γ 1−Γ VSWR−1 VSWR+ 1 Γ= VSWR =...
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Page 13: Table Of Contents
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station Table of Contents Table of Contents 1 MS Unable to Access Network ....................1-1 1.1 About Mobile Station Network Access ................1-1 1.2 Disabled Mobile Station Network Access................1-1 2 Conversation Fault ........................2-1 3 Software Downloading Failure Fault..................3-1 3.1 Description of Fault ......................3-1... -
Page 15: Ms Unable To Access Network
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 1 MS Unable to Access Network 1 MS Unable to Access Network 1.1 About Mobile Station Network Access Once powered on, an MS first enters the System Determination Substate and then selects an analog system or CDMA system based on the parameters predefined in the mobile station by the user. - Page 16 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 1 MS Unable to Access Network The base station equipment in a faulty status makes the base station fail to be in service. The base station has not obtained correct configuration data, which leads to the base station not being in service.
- Page 17 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 1 MS Unable to Access Network IV. This cell is in blocked status If you see at the OMC maintenance console that the logic configuration of a cell has been completed, but the mobile station still cannot gain access to a network, then you can check whether this cell is in blocked status.
- Page 18 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 1 MS Unable to Access Network If any problem is found at some step, handle it according to the corresponding chapter or section. For example, a BTRM module fault should be handled as described in "6.5 Transceiver Module (BTRM)".
- Page 19 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 1 MS Unable to Access Network Other overhead messages depend on the setting of network parameters) configured in the whole system within the specified period of time. Otherwise, the mobile station cannot gain access to a network. In addition, the value of the parameters in each overhead message will also make the mobile station unable to gain access to a network and needs confirming carefully.
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Page 21: Conversation Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 2 Conversation Fault 2 Conversation Fault For the content in this chapter, please refer to related parts in BSC Maintenance Manual. 03Q-0112-20020720-120... -
Page 23: Software Downloading Failure Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 3 Software Downloading Failure Fault 3 Software Downloading Failure Fault 3.1 Description of Fault I. FTP client login failure OMC sends a command to an OMU (a base station operation & maintenance unit running on BCKM) to start downloading files from BAM. -
Page 25: Base Station Initialization Failure Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 4 Base Station Initialization Failure Fault 4 Base Station Initialization Failure Fault 4.1 Description of fault The base station, when powered on, fails to be initialized, which makes it unable to be in normal service. - Page 26 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 4 Base Station Initialization Failure Fault Whether the chip parameters of a channel board are correctly configured. Whether the daisy chain of a channel board is correct. Whether the traffic link of a channel board is correctly configured. Confirm the above and configure correct data again.
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Page 27: Signaling Link Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 5 Signaling Link Fault 5 Signaling Link Fault 5.1 OML Signaling Link Fault 5.1.1 Description of Fault After a base station is powered on, such faults occurred, for example, failed BOOTP, failed establishment of the OML with OMC or OML broken link alarm during the normal operation of a base station. -
Page 28: Abis Signaling Link Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 5 Signaling Link Fault IV. Route information configuration error The OML in a base station bridges two IP gateways, one being MPU of BSC switching frame and the other being MUX of BSC BM frame. And the uplink and downlink route table information are different from each other. - Page 29 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 5 Signaling Link Fault 5.2.2 Fault Analysis and Location I. Abnormal IMA group or UNI link status For details, please refer to "5.1 OML Signaling Fault". II. Abis signaling link configuration parameters are incorrect If the IMA group status or UNI link status is normal and the base station has obtained the configuration data, you may check whether the Abis signaling link configuration parameters are normal.
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Page 31: Part Module Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault 6 Part Module Fault 6.1 Description of Part Fault 6.1.1 Finding of Part Fault This section describes how to find a part fault and how to deal with specific part fault will be given in the following sections. -
Page 32: Processing Of Common Board Faults
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault Check the BCIM board and transmission link. Only when the two parts are normal can the base station establish a normal connection with BSC. Check the BCKM board and GPS or GLONASS receiving signals. Only when the two parts are normal can the other boards in a base station work normally. - Page 33 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault 6.2.2 Fault Locating & Eliminating I. Automatic configuration of base station failure After the base station succeeds in the BOOTP request and establishes the OML with the OMC, check whether the base station locally has its configuration file. If it has, the configurations will be sent locally.
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Page 34: Bts Control Interface Module (Bcim)
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault IV. No signal at the optical interface No signal at the optical interface. Mostly means there are something wrong between the BRDM board and the BTRM board.First check related optical interfaces to see whether any optical interface has been configured without any optical fiber inserted, whether the boards or modules on bothl sides of the optical fiber is normal and the optical fiber is damaged or broken. -
Page 35: Bts Control & Clock Module (Bckm)
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault band frame backplane Then, please check whether the BCKM is well plugged and runs the correct software. II. E1 trunk cable fault or connection error The operation & maintenance, signaling and traffic link between the base station and OMC/BSC are all transmitted via the E1 trunk cable through the BCIM. -
Page 36: Bts Channel Processing Module (Bcpm)
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault II. The Abis signaling link cannot be established between the base station and BSC The Main Control (MC) unit on the BCKM is responsible for establishing the Abis signaling link with the BSC. -
Page 37: Bts Resource Distribution Module (Brdm)
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault IV. Other faults To other faults and those which cannot be eliminated after the above procedures, please first reset the corresponding BCPM. If the equipment still cannot work normally, the fault may be located to this BCPM and this board needs replacing. - Page 38 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault Other BTRM faults These include the transmission channel clock lost, hardware phase-lock loop lost, abnormal I 0 value and digital general inverter fault. RF fan module faults These include the fan monitor board failure to read the temperature sensor, fan running abnormally, fan monitor board temperature alarm, invalid speed control of the fan monitor board.
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Page 39: Bts High Power Amplification (Bhpa) Module
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault Power off and reinstall the corresponding BHPA module. Then, power it on again. Replace the fan monitor board (or the corresponding BRFM). Replace the BTRM. Replace the radio frequency backplane. VI. - Page 40 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault b) Excess temperature alarm of power amplification Excess temperature alarm of power amplification reflects the temperature rise of a power amplification base plate. When a excess temperature alarm of power amplification occurs, the BHPA will shut down automatically.
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Page 41: Receiving Line Division Unit (Rldu)
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault Check whether the output power of the BHPA is excessively high. If it is high, please reduce it. Replace the BHPA. 6.9 Receiving Line Division Unit (RLDU) 6.9.1 Description of Fault Antenna standing wave alarm. - Page 42 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 6 Part Module Fault II. PSU fan fault If the PSU fan runs abnormally, the red alarm indicator (Alm) on the PSU panel will be on and the fan fault alarm will be reported at the same time. In this case, the PSU fan needs replacing.
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Page 43: Antenna Feeder Fault
User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 7 Antenna Feeder Fault 7 Antenna Feeder Fault 7.1 Radio Frequency Antenna Feeder Part 7.1.1 Description of Fault Standing wave alarm. At the antenna port, there is no or too low transmission power. 7.1.2 Fault Analysis and Location If this fault occurs, check the standing waves and transmission powers (including the testing of the power from the CDU coupled output interface) from the CDU antenna... - Page 44 User Manual Airbridge cBTS3612-450 12-carrier CDMA Base Station 7 Antenna Feeder Fault Check whether the jumper and feeder connection are open or in poor contact. Check whether the jumper and connector connection at the top of the equipment are open or in poor contact. Check whether the jumper inside a cabinet and the SMA connector connection on the BCKM panel are open or in poor contact.
- Page 45 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station Table of Contents Table of Contents 1 General Replacement Procedure ....................1-1 1.1 General Replacement Procedure of Boards ..............1-1 1.1.1 Preparation ......................1-1 1.1.2 Taking out the Board ....................1-1 1.1.3 Installation Preparations ..................1-2 1.1.4 Installing a Board .....................1-2 1.1.5 Replacement Completed ..................1-2...
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Page 46: General Replacement Procedure
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 General Replacement Procedure 1 General Replacement Procedure 1.1 General Replacement Procedure of Boards 1.1.1 Preparation Query Alarm Before the replacement of a board, check the alarm information in BCKM at the local end maintenance console. -
Page 47: Installation Preparations
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 General Replacement Procedure 1.1.3 Installation Preparations Wear the anti-static wrist strap and gloves and make the grounding terminal well grounded. Before a board is installed, take the board out of the anti-static packing box (do not touch the surface of the printed circuit board) and check whether there is any damage or deciduous element. -
Page 48: Replacing The Backplane
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 General Replacement Procedure 1.2.2 Replacing the Backplane I. Dismount the BTS cabinet door Unscrew the fastening screws on the related cabinet door. Dismount the related cabinet door with two hands. Put gently the dismounted cabinet door at a reliable location. - Page 49 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 General Replacement Procedure IX. Stick the board name plate of the backplane X. Power on the new backplane Power on the backplane by means of a corresponding switch on the switch box and observe whether the power-on is normal.
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Page 50: Board And Part Replacement
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement 2 Board and Part Replacement 2.1 Overview This chapter details the precautions and procedures when various boards and parts of cBTS3612-800 are replaced. For the common parts of the replacement, please refer to “Chapter 1 Universal Replacement Process”. -
Page 51: Replacement Of Bts Control Interface Module (Bcim)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement 2.3 Replacement of BTS Control Interface Module (BCIM) I. Note The replacement of a BCIM will interrupt all services transmitted via the BCIM. BCIM should be anti-static, therefore operations should be made strictly based on operation procedures. -
Page 52: Replacement Of Bts Control & Clock Module (Bckm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement Connect a portable computer with the local-end maintenance software with the Ethernet interface of a base station BCKM and switch on Telnet to log on to the base station. -
Page 53: Replacement Of Bts Resource Distribution Module (Brdm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement Change the management state of the blocked BTRM Unblock the blocked BTRM. If you turn off the power switch of a corresponding BTRM in advance instead of blocking the BTRM, then turn on the corresponding switch in this step. -
Page 54: Replacement Of Bts Fan Module (Bfan)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement 2.7 Replacement of BTS Fan Module (BFAN) I. Note The replacement of a BFAN will have some influence on the heat dissipation of a base band frame. -
Page 55: Replacement Of Bts Radio Frequency Fan Module (Brfm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement and lower fastening parts on the panel are fastened clockwise. If not, reinstall them according to module fixture procedures. If the indicator is still off after the above procedures, then this module is faulty. -
Page 56: Replacement Of Bts High Power Amplification Module (Bhpa)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement Assemble and fasten the BRFM. If the BRFM is found working normally, related alarms have disappeared and corresponding recovered alarms occurred, it shows that the replacement is completed. -
Page 57: Replacement Of Receive Lna Distribution Unit (Rldu)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement Before the replacement of a BTRM, take apart the corollary BRFM. When this BRFM is installed again, note to put the optical fiber into the gap at the right lower corner lest the optical fiber should be damaged. -
Page 58: Replacement Of Combining Duplex Unit (Cdu)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement Change the management state of the blocked BTRM Unblock the blocked BTRM. If you turn off the power switch of a corresponding BTRM in advance instead of blocking the BTRM, then turn on the corresponding switch in this step. - Page 59 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 Board and Part Replacement After replacement If the CDU is found working normally, related alarms have disappeared and corresponding recovered alarms occurred, it shows that the replacement is completed. Caution: 1. CDU is very heavy, therefore its bottom must be held with one hand when dismounted/mounted.
- Page 60 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station Table of Contents Table of Contents 1 BTS Control Interface Module (BCIM)..................1-1 1.1 BCIM Indicators........................1-1 1.2 BCIM DIP Switches and Jumpers ..................1-2 2 BTS Channel Processing Module (BCPM) ................2-1 2.1 BCPM Indicators ........................2-1 3 BTS ClocK Module (BCKM)......................3-1...
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Page 61: Bts Control Interface Module (Bcim)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 BTS Control Interface Module (BCIM) 1 BTS Control Interface Module (BCIM) 1.1 BCIM Indicators BCIM indicators are shown in Figure 1-1. Figure 1-1 BCIM panel See Table 1-1 for the description of BCIM indicators. -
Page 62: Bcim Dip Switches And Jumpers
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 BTS Control Interface Module (BCIM) Table 1-1 BCIM indicators Indicator Color Details Normal status Function Quick flash (4Hz): BCIM is being powered on and initialized or is downloading software. Slow flash... - Page 63 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 1 BTS Control Interface Module (BCIM) See Table 1-2 for the description of BCIM DIP switches and jumpers. Table 1-2 BCIM DIP switches and jumpers Sequence Function Description number All four digits set to OFF: 120W twisted pairs.
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Page 64: Bts Channel Processing Module (Bcpm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 BTS Channel Processing Module (BCPM) 2 BTS Channel Processing Module (BCPM) 2.1 BCPM Indicators BCPM indicators are shown in Figure 2-1. Figure 2-1 BCPM panel 03Q-0112-20020720-120... - Page 65 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 2 BTS Channel Processing Module (BCPM) See Table 2-1 for the description of BCPM indicators. Table 2-1 BCPM indicators Normal Indicator Color Function Details status Quick flash (4Hz): BCPM is being powered on and Status initialized or is downloading software.
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Page 66: Bts Clock Module (Bckm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 3 BTS ClocK Module (BCKM) 3 BTS ClocK Module (BCKM) 3.1 BCKM Indicators BCKM indicators are shown in Figure 3-2. Figure 3-2 BCKM panel 03Q-0112-20020720-120... - Page 67 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 3 BTS ClocK Module (BCKM) See Table 3-1 for the description of BCKM indicators. Table 3-1 BCKM indicators Normal Indicator Color Function Details status Quick flash (4Hz): BCKM is being powered on and Status initialized or is downloading software.
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Page 68: Bts Resource Distribution Module (Brdm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 4 BTS Resource Distribution Module (BRDM) 4 BTS Resource Distribution Module (BRDM) 4.1 BRDM Indicators BRDM indicators are shown in Figure 4-1. Figure 4-1 BRDM panel 03Q-0112-20020720-120... - Page 69 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 4 BTS Resource Distribution Module (BRDM) See Table 4-1 for the description of BRDM indicators. Table 4-1 BRDM indicators Normal Indicator Color Function Details status Quick flash (4Hz): BRDM is being powered on and Status initialized or is downloading software.
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Page 70: Bts Transceiver Module (Btrm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 5 BTS TransceiveR Module (BTRM) 5 BTS TransceiveR Module (BTRM) 5.1 Board Indicators BTRM indicators are shown in Figure 5-1. Figure 5-1 BTRM panel 03Q-0112-20020720-120... - Page 71 User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 5 BTS TransceiveR Module (BTRM) See Table 5-1 for the description of BTRM indicators. Table 5-1 BTRM indicators Normal Indicator Color Function Details status Quick flash (4Hz): BTRM is being powered on and initialized or is downloading software.
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Page 72: Bts Rf Fan Module (Brfm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 6 BTS RF Fan Module (BRFM) 6 BTS RF Fan Module (BRFM) 6.1 BRFM Indicators BRFM indicators are shown in Figure 6-1. Figure 6-1 BTS RF Fan Module See Table 6-1for the description of BRFM indicators. -
Page 73: Receiving Line Division Unit (Rldu)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 7 Receiving Line Division Unit (RLDU) 7 Receiving Line Division Unit (RLDU) 7.1 RLDU Indicators and DIP Switches RLDU indicators and DIP switches are shown in Table 7-1. Table 7-1 RLDU panel See Table 7-1 and Table 7-2 for the descriptions of RLDU indicators and RLDU DIP switch settings. -
Page 74: Power Supply Unit (Psu)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 8 Power Supply Unit (PSU) 8 Power Supply Unit (PSU) 8.1 PSU Indicators PSU indicators are shown in Figure 8-1. Figure 8-1 PSU panel See Table 8-1 for the description of PSU indicators. -
Page 75: Bts Lightning Protection Indicator Board (Bpli)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 8 Power Supply Unit (PSU) 9 BTS Lightning Protection Indicator Board (BPLI) 9.1 BPLI Indicator BPLI indicators are shown in .Figure 9-1 L-alm Figure 9-1 BPLI panel See Table 9-1for the description of BPLI indicators. -
Page 76: Bts Fan Monitor Module (Bfmm)
User Manual Airbridge cBTS3612-800 12-carrier CDMA Base Station 8 Power Supply Unit (PSU) 10 BTS Fan Monitor Module (BFMM) 10.1 BFMM Indicators BFMM indicators are shown in Figure 10-1. BFMM indicator Figure 10-1 Fan box panel See Table 10-1 for the description of BFMM indicators.