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SmarTrunk Systems ST-9116C Service Manual Download Page 56

 

ST-9116C SM R 1.1                                                                                       SMARTRUNK SYSTEMS, INC. 

56 

 

R240 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R242 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R243 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R244 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R245 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R246 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R247 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R248 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R249 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R250 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R251 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R252 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R253 

RES 47 OHM 1/16W 5% 0402 SMD 

47 

RCY044704Z 

R19 

RES 68 OHM 1/16W 5% 0402 SMD 

68 

RCY046804Z 

R176 

RES 75 OHM 1/16W 5% 0402 SMD 

75 

RCY047504Z 

R178 

RES 75 OHM 1/16W 5% 0402 SMD 

75 

RCY047504Z 

R179 

RES 75 OHM 1/16W 5% 0402 SMD 

75 

RCY047504Z 

R180 

RES 75 OHM 1/16W 5% 0402 SMD 

75 

RCY047504Z 

R21 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R37 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R53 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R56 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R68 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R71 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R80 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R99 

RES 100 OHM 1/16W 5% 0402 SMD 

100 

RCY041014Z 

R27 

RES 150 OHM 1/16W 5% 0402 SMD 

150 

RCY041514Z 

R18 

RES 220 OHM 1/16W 5% 0402 SMD 

220 

RCY042214Z 

R50 

RES 220 OHM 1/16W 5% 0402 SMD 

220 

RCY042214Z 

R1 

RES 470 OHM 1/16W 5% 0402 SMD 

470 

RCY044714Z 

R2 

RES 470 OHM 1/16W 5% 0402 SMD 

470 

RCY044714Z 

R161 

RES 470 OHM 1/16W 5% 0402 SMD 

470 

RCY044714Z 

R167 

RES 470 OHM 1/16W 5% 0402 SMD 

470 

RCY044714Z 

R175 

RES 470 OHM 1/16W 5% 0402 SMD 

470 

RCY044714Z 

R14 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R28 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R30 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R36 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R61 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R62 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R63 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R64 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R65 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R66 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R67 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R72 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R73 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R74 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R76 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R77 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R79 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R82 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R83 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R86 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

R88 

RES 1.0K OHM 1/16W 5% 0402 SMD 

1K 

RCY041024Z 

Summary of Contents for ST-9116C

Page 1: ...UHF FM DIGITAL REPEATER ST 9116C 400Mhz 470Mhz SERVICE MANUAL SmarTrunk Systems INC ST 9116C SM R1 1...

Page 2: ...LING 9 4 2 7 DIGITAL AUDIO PROCESSING 10 4 3 TRANSMITTER SYSTEM 10 4 3 1 ANALOG TX SIGNAL FROM EXTERNAL MIC 10 4 3 2 ANALOG REPEATER LOOP 11 4 3 3 DIGITAL TX AUDIO FROM EXTERNAL MIC 11 4 3 4 REPEATER...

Page 3: ...NELS 23 5 6 12 DTMF SIGNALING LEVEL ALIGNMENT FOR WIDE BAND CHANNELS 24 5 6 13 DCS SIGNALING ALIGNMENT FOR NARROW BAND CHANNELS 25 5 6 14 DCS SIGNALING ALIGNMENT FOR WIDE BAND CHANNELS 25 5 6 15 CTCSS...

Page 4: ...LAYER 41 10 2 MAIN PCB BOTTOM LAYER 42 10 3 MAIN PCB POWER LAYER 43 10 4 MAIN PCB GROUND LAYER 44 11 ST 9116 FRONT BOARD COMPONENT LOCATOR 45 12 ST 9116 FRONT BOARD LAYOUT 46 13 ST 9116 BOM 47 13 1 ST...

Page 5: ...ssword Yes Voice encryption Voice Inversion Multiple hop rolling Key Function selection Yes Mechanics 19 inch rack mount design TRANSMIT RF power 40W 25W CDC Frequency Stability 1PPM Bandwidth 12 5Khz...

Page 6: ...2 ST 9116 EXPLODED VIEW...

Page 7: ...Q9 Q18 TX Radio U2 POWER CTRL U9 Audio Processor TX Modem U20 TX VOCODER U21 Audio Processor RX Modem U35 RX VOCODER U22 RX Radio U8 LPF AMPLIFIER Q10 FILTER D12 D13 FILTER D9 D11 IP U39 A C C P1 DISP...

Page 8: ...r then filtered by a low pass filter to be applied to the antenna 4 2 RECEIVER SYSTEM 4 2 1 FRONT END RF RECEIVER Incoming RF signals from the RX antenna are delivered to the Receiver Unit and passing...

Page 9: ...orking in analog mode then the speaker is unmuted and the PWM incoming audio PCM is delivered to the PWM filter to be integrated then it is fed to the amplifier 4 2 4 VIRTUAL VOLUME CONTROL The PCM au...

Page 10: ...audio amplifier U36 AdPCM audio frames are also sent to the IP port when the repeater is working on wide area environments 4 3 TRANSMITTER SYSTEM 4 3 1 ANALOG TX SIGNAL FROM EXTERNAL MIC The Mic signa...

Page 11: ...is fed into the RX audio processor U35 to be filtered then fed to one ADC of the main processor U37 where is converted to AdPCM format If required this signal is sent to the IP port for wide area appl...

Page 12: ...is fed to the VC TXCO The balance of that information is controlled by the TX audio processor depending on the modulation type required 4 3 5 DRIVE AND FINAL AMPLIFIER STAGES Transmit RF is amplified...

Page 13: ...U37 to the audio processor U20 in agree to the current channel information stored into the memory Power control stage U9 also compares the reverse power feedback coming from power meter bridge U1 to p...

Page 14: ...ver was purchased for instructions regarding repair Authorized Smartrunk service technicians realign all circuits and make complete performance checks to ensure compliance with factory specifications...

Page 15: ...onnected to the TX antenna jack in all procedures that request for transmission except where specified otherwise Correct alignment is not possible with an antenna After completing one step read the fo...

Page 16: ...is the real value form the previous alignment The repeater also stores in a special memory area original values assigned in factory You can go back to those values anytime for any particular alignment...

Page 17: ...gnment Actual alignment value will be displayed on alignment slider Press Start then move the slider to reach the desired value at the time you checks the Frequency Counter to reach the desired freque...

Page 18: ...r connected to the repeater as recommended on TX alignment diagram As soon as Start is pressed the repeater starts to transmit a carrier so please verify the antenna dummy load is properly connected t...

Page 19: ...gnment value will be displayed on alignment slider Press Start then move the slider to reach the desired value at the time you checks the deviation meter to reach the desired signaling level for narro...

Page 20: ...and channels 25 0Khz channel bandwidth If you want to retrieve factory default press Factory instead of Start You will be asked to confirm the factory default alignment and then if you confirm it orig...

Page 21: ...ses As soon the desired value is reached press Finish to store the value on repeater memory Default value corresponds to 2 2 KHz deviation for Narrowband channels 12 5Khz channel bandwidth If you want...

Page 22: ...ess Start then move the slider to reach the desired value at the time you checks the deviation meter to reach the desired signaling level for narrow band operation repeater will generate a 1000Hz alig...

Page 23: ...n wide band channels must be aligned by selecting Tones EIA Dev 25 0Khz alignment option form the alignment menu Actual alignment value will be displayed on alignment slider Press Start then move the...

Page 24: ...SIGNALING LEVEL ALIGNMENT FOR WIDE BAND CHANNELS DTMF signaling generated by ST 9116 in Narrow Band Channels must be aligned by selecting DTMF Dev 25 5Khz alignment option form the alignment menu Act...

Page 25: ...instead of Start You will be asked to confirm the factory default alignment and then if you confirm it original values from factory will be loaded into current alignment settings 5 6 14 DCS SIGNALING...

Page 26: ...proposes As soon the desired value is reached press Finish to store the value on repeater memory Default value corresponds to 300Hz deviation for narrow band channels If you want to retrieve factory...

Page 27: ...Narrow band Channels Actual alignment value will be displayed on alignment slider Press Start then move the slider to reach the desired value at the time you checks the deviation meter to reach the de...

Page 28: ...e loaded into current alignment settings 5 6 19 RX CLOCK ALIGNMENT To align the RX clock for Repeater please select Adjust Clock RX option Alignment screen Figure 32 RX clock Alignment Actual alignmen...

Page 29: ...ter was calibrated If you want to retrieve factory default press Factory instead of Start You will be asked to confirm the factory default alignment and then if you confirm it original values from fac...

Page 30: ...erall modulation gain you must select Disc Gain Analog on Alignment screen Figure 34 Analog Discriminator Gain Alignment Screen Actual alignment value will be displayed on alignment slider Press Start...

Page 31: ...MA DISCRIMINATOR GAIN This is a critical parameter which may not be realigned to different values other than factory default Under your risk if you still prefer to realign the overall modulation gain...

Page 32: ...riginal values from factory will be loaded into current alignment settings 5 7 5 VOCODER OUT GAIN This is a critical parameter which may not be realigned to different values other than factory default...

Page 33: ...ou still prefer to realign the Analog Roaming gain you must select Vocoder In Gain on Alignment screen Figure 39 Vocoder In Gain Alignment Screen Actual alignment value will be displayed on alignment...

Page 34: ...ue will be displayed on alignment slider Press Start then move the slider to reach the desired value As soon the desired value is reached press Finish to store the value on repeater memory Typical def...

Page 35: ...ed value is reached press Finish to store the value on repeater memory Typical default alignment correspond to a max temperature of 60 C in factory when the repeater was calibrated If you want to retr...

Page 36: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 36 Notes...

Page 37: ...ECCLK 17 ECCS 18 EEC 19 RESC 20 NC 21 VSS 22 CSEL 23 IOVDD 24 SYNC 25 VSS 26 XTALIN 27 XTALOUT 28 IOVDD 29 RESETC 30 XTALSEL1 31 XTALSEL2 32 XTALSEL3 33 ENABXTAL 34 IOVDD 35 NC 36 NC 37 NC 38 NC 39 N...

Page 38: ...W RS RESD D0 RD D6 D7 D3 D4 D5 D1 D2 DISPLAY PBA LRX LTX PBB JH1 DISPLAY 1 25 2 24 3 23 4 22 5 21 6 20 7 19 8 18 9 17 10 16 11 15 12 14 13 13 14 12 15 11 16 10 17 9 18 8 19 7 20 6 21 5 22 4 23 3 24 2...

Page 39: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 39 9 COMPONENT LOCATOR 9 1 ST 9116 COMPONENT LOCATOR TOP LAYER...

Page 40: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 40 9 2 ST 9116C COMPONENT LOCATOR BOTTOM LAYER...

Page 41: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 41 10 MAIN PCB LAYOUT 10 1 MAIN PCB TOP LAYER...

Page 42: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 42 10 2 MAIN PCB BOTTOM LAYER...

Page 43: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 43 10 3 MAIN PCB POWER LAYER...

Page 44: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 44 10 4 MAIN PCB GROUND LAYER...

Page 45: ...11 ST 9116 FRONT BOARD COMPONENT LOCATOR...

Page 46: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 46 12 ST 9116 FRONT BOARD LAYOUT...

Page 47: ...CER 47PF 50V NPO SMD 0402 47pF CK1470AK4A C392 CAP CER 47PF 50V NPO SMD 0402 47pF CK1470AK4A C393 CAP CER 47PF 50V NPO SMD 0402 47pF CK1470AK4A C394 CAP CER 47PF 50V NPO SMD 0402 47pF CK1470AK4A C395...

Page 48: ...PF 50V 10 X7R 0402 1nF CK1102AK5X C95 CAP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C102 CAP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C103 CAP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C106 CAP CER 1...

Page 49: ...AP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C245 CAP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C246 CAP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C248 CAP CER 1000PF 50V 10 X7R 0402 1nF CK1102AK5X C2...

Page 50: ...9 CAP CER 10000PF 16V 10 X7R 0402 10nF CK5103AK5X C300 CAP CER 10000PF 16V 10 X7R 0402 10nF CK5103AK5X C303 CAP CER 10000PF 16V 10 X7R 0402 10nF CK5103AK5X C306 CAP CER 10000PF 16V 10 X7R 0402 10nF CK...

Page 51: ...192 CAP CER 0 1UF 16V 10 X7R 0402 100nF CK5104AK5X C193 CAP CER 0 1UF 16V 10 X7R 0402 100nF CK5104AK5X C194 CAP CER 0 1UF 16V 10 X7R 0402 100nF CK5104AK5X C201 CAP CER 0 1UF 16V 10 X7R 0402 100nF CK51...

Page 52: ...ER MLO 0 5PF 50V NP0 0603 0 5pF CK1059MD2A C347 CAP CER MLO 0 5PF 50V NP0 0603 0 5pF CK1059MD2A C105 CAP CER 4PF 50V NP0 0603 4pF CK1040AD1A C124 CAP CER 4PF 50V NP0 0603 4pF CK1040AD1A C338 CAP CER 4...

Page 53: ...066ZR C109 CAP TANT 10UF 10V 10 1206 10uF CTY101066ZR C113 CAP TANT 10UF 10V 10 1206 10uF CTY101066ZR C116 CAP TANT 10UF 10V 10 1206 10uF CTY101066ZR C131 CAP TANT 10UF 10V 10 1206 10uF CTY101066ZR C1...

Page 54: ...0V 200MW SC70 3 BAS70 EDBAT054SW U29 DIODE SCHOTTKY 30V 200MW SC70 3 BAS70 EDBAT054SW U31 DIODE SCHOTTKY 30V 200MW SC70 3 BAS70 EDBAT054SW U32 DIODE SCHOTTKY 30V 200MW SC70 3 BAS70 EDBAT054SW U52 DIOD...

Page 55: ...1 16W 5 0402 SMD 22 RCY042204Z R203 RES 22 OHM 1 16W 5 0402 SMD 22 RCY042204Z R145 RES 39 OHM 1 16W 5 0402 SMD 39 RCY043904Z R146 RES 39 OHM 1 16W 5 0402 SMD 39 RCY043904Z R206 RES 39 OHM 1 16W 5 040...

Page 56: ...100 OHM 1 16W 5 0402 SMD 100 RCY041014Z R27 RES 150 OHM 1 16W 5 0402 SMD 150 RCY041514Z R18 RES 220 OHM 1 16W 5 0402 SMD 220 RCY042214Z R50 RES 220 OHM 1 16W 5 0402 SMD 220 RCY042214Z R1 RES 470 OHM 1...

Page 57: ...24Z R16 RES 3 3K OHM 1 16W 5 0402 SMD 3K3 RCY043324Z R33 RES 3 3K OHM 1 16W 5 0402 SMD 3K3 RCY043324Z R204 RES 3 90K OHM 1 16W 1 0402 SMD 3K9 RCY043924Z R205 RES 3 90K OHM 1 16W 1 0402 SMD 3K9 RCY0439...

Page 58: ...044734Z R58 RES 47K OHM 1 16W 5 0402 SMD 47K RCY044734Z R164 RES 47K OHM 1 16W 5 0402 SMD 47K RCY044734Z R168 RES 47K OHM 1 16W 5 0402 SMD 47K RCY044734Z R169 RES 47K OHM 1 16W 5 0402 SMD 47K RCY04473...

Page 59: ...EIVER RDA1846 YNRD01846Z U8 SINGLE CHIP RADIO TRANSCEIVER RDA1846 YNRD01846Z U4 IC OPAMP DUAL 26V 8TSSOP LM2904 SO YNTILM2904 U6 IC OPAMP DUAL 26V 8TSSOP LM2904 SO YNTILM2904 U7 LDO LINEAR REGULATOR 3...

Page 60: ...CO EFO128000Y Y7 CRYSTAL SMD 3 3V 19 2MHz 0 5ppm TXC19 2M EF0192000Y Y3 CRYSTAL SMD 3 3V 19 2MHz 0 5ppm TXC19 2M EF0192000Y Y5 CRYSTAL 25 000000 MHZ 8PF SMD ZTA EFO250000Y Y6 CRYSTAL 32 768 KHZ 6PF SM...

Page 61: ...2 SMD R10 280 MCR01MZPF2800 RES 280 OHM 1 16W 1 0402 SMD R11 280 MCR01MZPF2801 RES 280 OHM 1 16W 1 0402 SMD R12 280 MCR01MZPF2802 RES 280 OHM 1 16W 1 0402 SMD R13 280 MCR01MZPF2803 RES 280 OHM 1 16W 1...

Page 62: ...the accessory port connector DC power Ethernet Port and both antenna connectors Tx and Rx On the front side of the repeater you will find the following ports and controls Accessory Port TX Antenna Con...

Page 63: ...FOR ACCESSORY CONNECTION 1 6v BIASED 2VPP 11 EMI1 EXTERNAL MODULATION INPUT 1 1KOHM 1VRMS 12 EAI1 ANALOG INPUT HI Z 3 3VMAX PROTECTED 13 ACC 12V DC OUTPUT 200 mA FOR ACCESSORIES 14 SYNC SYNC CONTROL F...

Page 64: ...3 EXTERNAL MIC CONNECTOR PIN OUT Pin Name Comments 1 NC DO NOT CONNECT 2 NC DO NOT CONNECT 3 DI1 DIGITAL INPUT FOR FUTURE APPLICATION 4 GND GROUND CONNECTION 5 MIC MIC INPUT BIASED 6 PTT PTT INPUT 7 N...

Page 65: ...ST 9116C SM R 1 1 SMARTRUNK SYSTEMS INC 65 14 4 SD CARD SOCKET...

Page 66: ...NARROW BAND SIGNALS 21 FIGURE 21 SMARTRUNK II LEVEL ALIGNMENT SCREEN FOR WIDE BAND SIGNALS 22 FIGURE 22 EIA TONES LEVEL ALIGNMENT SCREEN 22 FIGURE 23 EIA TONES LEVEL ALIGNMENT SCREEN 23 FIGURE 24 DTM...

Page 67: ...Copyright 2014 Printed in Malaysia www smartrunk com ST 9116CSM R1 1 Jun 14...

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