PG Electronics A300, Operator'S Manual

Page 1: ...ON DISCLOSURE OF DATA This document contains information proprietary to P G Electronics and any disclosure or use of this information or any reproduction of this document for other than the specific purpose for which it is intended is expressly prohibited except as P G Electronics may otherwise agree in writing REV 0 Weston Ontario ...

Page 2: ...ar from the date of shipment against failure due to defective parts or improper assembly This guarantee is limited to replacement of defective material and does not cover damages or other costs resulting from the use of this material whether used correctly or otherwise ...

Page 3: ...2 0 GENERAL 2 1 2 1 DESCRIPTION 2 1 2 2 FAULT REPORTING 2 3 2 2 1 General 2 3 2 2 2 Report Type 2 3 2 2 3 Fault Conditions 2 3 SECTION 3 INSTALLATION OPERATING AND MAINTENANCE INSTRUCTIONS 3 1 UNPACKING AND INSPECTION 3 1 3 2 INSTALLATION 3 2 3 3 OPERATING INSTRUCTIONS 3 4 3 4 FAULT CONDITIONS 3 4 SECTION 4 PROGRAMMING OPTIONS 4 0 PROGRAMMING OPTIONS 4 1 4 1 DC CONTINUITY 4 1 4 2 ATTENUATION 4 1 4...

Page 4: ...ault Code Setting Examples 4 5 A 1 Autoset Shunt Position A 3 LIST OF TABLES Table Title Page 1 1 Performance Characteristics and Salient Features of 1 2 the A300 SMR PCS Bidirectional Amplifier 1 2 Rated Power Output for Linear Operation 1 3 A 1 Shunt Installation A 4 APPENDIX A A AUTOSET ATTENUATION OPTION IF INSTALLED A 1 A 1 GENERAL A 2 A 2 INSTALLATION A 2 A 3 OPERATION A 2 ...

Page 5: ...Hz bands in the direction of J1 to J2 antenna to base and the same amount of gain for signals in the 850 870 MHz and 1930 1990 MHz bands in the opposite direction J2 to J1 1 1 4 1 The unit is locally powered through a 5 pin DIN receptacle The P G Electronics PS293 power source should be used to power the unit The unit provides DC continuity from J1 to J2 to allow powering of downstream amplifiers ...

Page 6: ...ink Compression Point dBm 17 33 12 33 8 3rd Order Output Uplink Downlink Uplink Downlink Intercept Point dBm 32 45 27 45 9 Attenuator Range 0 to 15 dB in 1 dB steps in each band 10 Environmental Limits a Temperature Range 30 C to 60 C operating b Relative Humidity to 90 11 Dimensions and Weight a Overall Dimensions 9 8 249mm L x 6 7 170mm W x 6 7 170mm H b Mounting Hole Dims 9 0 229mm x 5 0 127mm ...

Page 7: ...ted Power Output for Linear Operation The total composite output power in multiple tone or wideband signals shall NOT exceed the following level or else it may result in improper operation of the device and cause interference The composite output power rating is defined as the total average RMS output power of all inband signals The unit should be operated at or below this level to ensure linear o...

Page 8: ...he unit transmits the unit identification or Fault Code by two level amplitude modulation of a low frequency carrier placed on the cable center conductor The signal is transmitted as a short burst repeated at approximately 80 second intervals while the fault condition persists The fault code can be reprogrammed as described in Section 3 2 While a NORMAL condition exists the amplifier transmits an ...

Page 9: ...OR PB SENSOR PRF SMR ATTENUATOR ATTENUATOR PCS U2 U1 ALARM DETECTION TRANSMITTER ALARM CRF CB PB PRF REGULATION J2 BASE J4 TEST J1 DISTRIBUTION ANTENNA J3 TEST SMR AMPLIFIER PCS AMPLIFIER EXT DC DCJ1 DCJ2 Figure 2 1 A300 Bidirectional Amplifier Block Diagram ...

Page 10: ...mplifier Four LEDs on the side of the unit indicate which specific local condition is causing the overall FAULT condition as described in the next section In each case the code transmitted identifies the transmitting amplifier by the FAULT CODE programmed in that particular amplifier as described later in Section 4 6 Before shipment P G programs each amplifier with an arbitrary code from 1 to 199 ...

Page 11: ...he appropriate band should be disabled as described in Section 4 herein The local fault indicators indicate specific faults as follows SMR BIAS Bias fault in the SMR amplifier PWR Low downlink RF power from the SMR amplifier PCS BIAS Bias fault in the PCS amplifier PWR Low downlink RF power from the PCS amplifier NOTE There is a certain situation in which the red FAULT indicator will be on even th...

Page 12: ...resent If any are missing report to the supplier immediately 3 The amplifiers all have been programmed at the factory with the following settings DC Continuity J1 and J2 both connected for through power Alarm options Bias and RF engaged for both bands Alarm Code Consecutive numbers assigned Check for duplication if two lots used Attenuation Set to zero attenuation in both bands if autoset board no...

Page 13: ...em as built drawing Otherwise perform the steps below as required 5 If DC continuity attenuation alarm options or alarm code must be changed remove the cover plate from the amplifier to provide access to the programming jumpers NOTE Section 4 0 of this manual describes programming details For convenience a reduced size copy of diagram Figure 4 1 is provided on the inside of the amplifier cover as ...

Page 14: ...265 DIA 4 MOUNTING HOLES BNC FEMALE 2 PLACES N FEMALE 2 PLACES MOUNT IN THIS DIRECTION TO ALLOW AIR FLOW 7 07 J1 ANTENNA J3 TAP FSCM 38243 MODEL A300 P N 001 0300 001 S N VERTICAL WALL VERTICAL WALL FAULT TEST SMR FAULT CODE 000 NORMAL PWR BIAS STATUS PWR PCS BIAS FAULT MADE IN CANADA Figure 3 1 Installation Data ...

Page 15: ...e RF and DC bias alarms and indicate the source of the fault conditions 3 4 1 Low RF power PWR LED on Check the level of RF power out of the amplifier by connecting a meter or spectrum analyzer to the Test Port J3 The actual level is higher than the measured level by 30 dB at SMR and 24 dB at PCS frequencies If the RF fault option is enabled a fault will occur if the RF power in either band falls ...

Page 16: ...J2 The jumper provides DC continuity to the J1 and J2 connectors The EX is used to provide connection from the local power DC receptacle to power the amplifier The EX jumper should always be installed NOTE Breaking the DC connection also disconnects the low frequency FAULT code from being transmitted along the cable from a downlink amplifier or power supply 4 2 ATTENUATION AC AND AP The A300 ampli...

Page 17: ... disabling of each of four tests by removing the appropriate jumper The jumpers to monitor downlink RF power are labelled CRF for the SMR band and PRF for the PCS band The jumpers to disable amplifier bias current monitoring are labelled CB for the SMR amplifier and PB for the PCS amplifier ...

Page 18: ...PEN REMOVES DC DC CONTINUITY DCJ2 DCJ1 CODE BINARY CODE IN H 0 1 2 6 7 5 4 3 ALARMS ON OFF PCS RF OUT SMR RF OUT PCS AMP BIAS SMR AMP BIAS OPEN TO DISABLE FOR PG TEST USE ONLY OPEN FOR 8 4 2 1 8dB ATTN CELL 4dB 8 4 2 1 ATTN PCS 1dB 2dB IN OUT OK REPORTS NORMAL OPERATION AUTOSET OPTION 8dB 4dB 2dB 1 PCS BAND ATTENUATOR OUT 1dB Figure 4 1 A300 Programming Options Jumper Locations ...

Page 19: ...it is required to change the factory set Fault Code to the operator s custom plan then follow the following steps 1 Refer to the jumper field with a block of eight jumpers labelled 0 to 7 in Figures 4 1 and 4 2 2 The code is programmable in binary with the numbers 0 to 7 representing the power of 2 i e the jumper is 23 8 When the jumper is on the H side the count is included When the jumper is on ...

Page 20: ... 2 3 1 U12 2 x 0 0 code 43 2 x 1 1 2 x 1 2 2 x 0 0 2 x 1 8 2 x 0 0 2 x 1 32 2 x 0 0 4 6 7 5 2 3 1 0 NOTE DO NOT SET FAULT CODE ABOVE 199 FAULT CODES ABOVE 199 ARE RESERVED H L H L 2 x 1 1 0 2 x 0 0 2 x 1 4 2 x 1 8 2 x 0 0 2 x 0 0 2 x 0 0 2 x 1 128 code 141 1 2 3 4 5 6 7 U12 Figure 4 2 Fault Code Setting Examples ...

Page 21: ...P G TM0047 A 1 APPENDIX A AUTOSET ATTENUATION OPTION IF INSTALLED ...

Page 22: ...is The AUTOSET system has two modes of operation When initially powered the AUTOSET goes into an AGC mode where it tracks the composite output power and adjusts the attenuator to maintain maximum output power This mode continues for approximately 90 minutes until the system achieves temperature stability At this point the AUTOSET switches to a LIMITER mode in which it only adds attenuation if the ...

Page 23: ...LED FOR ANTENNA AMP PI INSTALLED FOR INLINE AMP REMOVED FOR ANTENNA AMP SS INSTALLED FOR INLINE AMP REMOVED FOR ANTENNA AMP AUTOSET SHUNT POSITIONS CI AS PI SS SHUNT SHUNT SHUNT SHUNT AM AM REMOVED FOR STANDARD TIMED AGC MODE SHUNT INSTALLED FOR CONTINUOUS AGC MODE Figure A 1 Autoset Shunt Positions ...

Page 24: ...P G TM0047 A 4 TABLE A 1 Shunt Installation UNIT TYPE SHUNT DCJ1 DCJ2 CI AS PI SS Mainboard INLINE AMPLIFIER I R I I I ANTENNA AMPLIFIER R I R R R Note I Shunt installed R Shunt removed ...