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Motorola GP360 Service Information

Professional radio gp series; power distribution and controller information
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See also: Basic Service Manual , Operating Instructions
Professional Radio
GP Series
Power Distribution and Controller
Service Information
Issue: November 2004

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Summary of Contents for Motorola GP360

  • Page 1 Professional Radio GP Series Power Distribution and Controller Service Information Issue: November 2004...

  • Page 2: Computer Software Copyrights

    Accordingly, any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola. Furthermore, the purchase of Motorola...

  • Page 3: Table Of Contents

    Table of Contents Chapter 1 THEORY OF OPERATION 1.0 Overview ......................1-1 2.0 Radio Power Distribution ..................1-1 3.0 Controller Circuits ....................1-2 3.1 Controller Architecture..................1-2 3.2 MCU Digital Architecture ................1-2 3.3 Real Time Clock .....................1-3 3.4 ModB/Vstby Supply ..................1-4 3.5 Audio/Signaling Architecture ................1-4 Chapter 2 TROUBLESHOOTING CHARTS 1.0 300R1 Controller....................2-1...

  • Page 5: Overview

    Chapter 1 THEORY OF OPERATION Overview This Chapter provides a detailed theory of operation for the power distribution and controller circuits in the radio. The components for these circuits are contained on the Main Board. Refer to the RF sections of this manual for the component location details and the parts lists for these circuits. Radio Power Distribution Accessories 20 pin Connector...

  • Page 6: Controller Circuits

    THEORY OF OPERATION Controller Circuits Controller Architecture The controller board is the central interface between the various subsystems of the radio. It is separated into MCU digital and audio/signalling architectures as shown in Figure 1-2. External Microphone To Synthesizer Internal Microphone 16.8 MHz Reference Clock...

  • Page 7: Real Time Clock

    EXT RAM EEPROM RADIO ROM (KB) (KB) (KB) Conventional MDC GP140 128K Conventional 5 Tone GP320, GP340 512K Conventional 5 Tone GP360, GP380 512K Privacy Plus GP240, GP280 512K SmartZone GP540, GP580 512K GP640, GP680 512K GP1280 512K Real Time Clock...

  • Page 8: Modb/Vstby Supply

    THEORY OF OPERATION A MOSFET Q416 switches in the LiO supply when Vdd is removed. Q416 also provides isolation from BOOT_CTRL function in the event of radio program flashing. The 3.3V regulator charges the Lithium battery. ModB/Vstby Supply The supply to the ModB/Vstby pin varies depending on the conditions listed in Table 1-2. Table 1-2 ModB/Vstby Supply Modes Condition Circuit Operation...

  • Page 9: 300R1 Controller

    Chapter 2 TROUBLESHOOTING CHARTS 300R1 Controller MCU Check Press PTT. Red LED does not Before replacing light up Power Up Not able to pro- MCU, check SPI Audio at Alert Tone gram RF Board AUDIO clock, SPI data, AudioPA J403 Audio and RF IC select (U420) at Pin 2 &...
  • Page 10 TROUBLESHOOTING CHARTS VHF Controller (except models with PCB 8486473Z04 MCU Check Press PTT. Red LED does not Before replacing light up Power Up Not able to pro- MCU, check SPI Audio at Alert Tone gram RF Board AUDIO clock, SPI data, AudioPA J403 Audio and RF IC select...

  • Page 11: Vhf Controller (For Models With Pcb 8486473Z04)

    VHF Controller (for models with PCB 8486473Z04) VHF Controller (for models with PCB 8486473Z04 MCU Check Press PTT. Red LED does not Before replacing light up Power Up Not able to pro- MCU, check SPI Audio Alert Tone gram RF Board AUDIO clock, SPI data, at Audio PA...

  • Page 12: Lowband Controller

    TROUBLESHOOTING CHARTS Lowband Controller MCU Check Press PTT. Red LED does not Before replacing light up Power Up Not able to pro- MCU, check SPI Alert Tone gram RF Board AUDIO Audio at clock, SPI data, J403 Audio AudioPA and RF IC select at Pin 2 &...

  • Page 13: Allocation Of Schematics And Circuit Boards

    Chapter 3 CONTROLLER SCHEMATICS Allocation of Schematics and Circuit Boards The Controller circuits are contained on the printed circuit board (PCB) containing the RF circuits. This Chapter shows the schematics for the Controller circuits only, refer to the relevant RF section for details of the related RF circuits, the PCB component layouts and the Parts Lists.
  • Page 14 CONTROLLER SCHEMATICS Table 3-3 Schematics - Set 3 PCBs : 8485658Z01 Lowband SCHEMATICS Overall Controller Schematic Page 3-17 ASFIC ON_OFF Page 3-18 Microprocessor Page 3-19 Interface Page 3-20 Memory Page 3-20 Audio Power Amplifer Page 3-21 Table 3-4 Schematics - Set 4 PCBs : 8486062B16/17 8486101B11...
  • Page 15 Allocation of Schematics and Circuit Boards Table 3-6 Schematics - Set 6 PCBs : 8486473Z04 SCHEMATICS Overall Controller Schematic Page 3-35 ASFIC ON_OFF Page 3-36 Microprocessor Page 3-37 Memory Page 3-38 Interface Page 3-38 Audio Power Amplifer Page 3-39...
  • Page 16 CONTROLLER SCHEMATICS...

  • Page 17: Controller - Set 1 (Pcb 8486062B12/B14, 8485726Z01)

    Controller - Set 1 (8486062B12/B14, 8485726Z01) Controller - Set 1 (8486062B12/B14, 8485726Z01) TO/FROM RF IF_RED_LED_CTRL RED_LED RED_LED IF_GREEN_LED_CTRL GREEN_LED GREEN_LED IF_SB1_CTRL AUDIO IF_SB2_CTRL IF_SB3_CTRL INT_MIC 4V_3.3V 4V_3.3V IF_EMER_CTRL EMER EMER IF_RTA0_CTRL EXT_MIC RTA0 RTA0 Vddd Vddd IF_RTA1_CTRL RTA1 RTA1 IF_RTA2_CTRL EXT_SPKR_SEL RTA2 RTA2...
  • Page 18 Controller - Set 1 (8486062B12/B14, 8485726Z01) 4V_3.3V R405 R402 SWB+ Vddd Q400 TP406 BATT_CODE Vddd UNSWB+ C401 C400 R401 0.1uF .01uF R406 R427 2.7K U400 C402 7.45V LP2951ACMM-3.3 0.1uF C403 CR412 10uF INPUT OUTPUT FEEDBACK ERROR BATT_DATA_IN INT_EXT_Vdd SHUTDOWN SENSE TP410 VTAP C408...
  • Page 19 Controller - Set 1 (8486062B12/B14, 8485726Z01) Vddd F1200 R457 R409 SCI_TX SCI_RX TP401 TP402 TEST_POINT TEST_POINT 3.28V 3.28V R418 1.90V UNSWB+ Vddd Vddd Vddd R437 C431 C449 C453 C423 100pF 100pF 100pF 100pF L411 390nH U410 L410 ILC7062CM-33 3.3V 390nH C456 R411 VOUT...
  • Page 20 Controller - Set 1 (8486062B12/B14, 8485726Z01) Vddd C466 100pF C458 100pF C425 C426 0.1uF 100pF R481 C459 100pF U405 J400 SRM2B256 40-PINS CONNECTOR EXT_MIC J400-40 EXT_MIC VS_CS J400-39 VS_CS SWB+ J400-38 SW_B+ E400 Vddd J400-37 Vddd VS_AUDSEL VS_AUDSEL J400-36 FLAT_RX_SND J400-35 Det_Aud_Snd RX_AUD_RTN...
  • Page 21 Controller - Set 1 (8486062B12/B14, 8485726Z01) SWB+ UNSWB+ OPT_SEL2 R450 OPT_SEL1 VR447 VR448 C474 VR449 C475 C484 10.0V 10.0V 10.0V 470pF C483 10uF .01uF 470pF R473 C471 J403 C472 470pF C473 C442 470pF 20 PIN CONNECTOR 470pF U420 0.1uF R423 TDA8547 J403-1 R498...
  • Page 22 3-10 Controller - Set 1 (8486062B12/B14, 8485726Z01) Intentionally left blank...

  • Page 23: Controller - Set 2 (Pcb 8486101B09/B10)

    Controller - Set 2 ( PCB 8486101B09/B10) 3-11 Controller - Set 2 ( PCB 8486101B09/B10) TO/FROM RF IF_RED_LED_CTRL RED_LED RED_LED IF_GREEN_LED_CTRL GREEN_LED GREEN_LED IF_SB1_CTRL AUDIO IF_SB2_CTRL IF_SB3_CTRL INT_MIC 4V_3.3V 4V_3.3V IF_EMER_CTRL EMER EMER IF_RTA0_CTRL EXT_MIC RTA0 RTA0 Vddd Vddd IF_RTA1_CTRL RTA1 RTA1 IF_RTA2_CTRL...
  • Page 24 3-12 Controller - Set 2 ( PCB 8486101B09/B10) Vddd 4V_3.3V C425 C426 R405 R402 0.1uF 100pF SWB+ Vddd Q400 TP406 U405 Vddd UNSWB+ SRM2B256 C401 C400 R401 0.1uF .01uF BATT_CODE R406 R427 2.7K U400 C402 LP2951ACMM-3.3 0.1uF 7.45V C403 CR412 10uF INPUT OUTPUT...
  • Page 25 Controller - Set 2 ( PCB 8486101B09/B10) 3-13 Vddd F1200 R409 R457 SCI_RX SCI_TX TP401 TP402 TEST_POINT TEST_POINT 3.28V 3.28V R418 1.90V UNSWB+ Vddd Vddd Vddd R437 C431 C449 C453 C423 100pF 100pF 100pF 100pF L411 390nH U410 ILC7062CM-33 3.3V L410 C456 R411...
  • Page 26 3-14 Controller - Set 2 ( PCB 8486101B09/B10) C466 100pF C458 100pF R481 C459 J400 100pF 40-PINS CONNECTOR EXT_MIC J400-40 EXT_MIC VS_CS J400-39 VS_CS SWB+ J400-38 SW_B+ E400 Vddd Vddd J400-37 VS_AUDSEL VS_AUDSEL J400-36 FLAT_RX_SND J400-35 Det_Aud_Snd RX_AUD_RTN J400-34 Rx_Aud_Rtn C467 TX_AUD_SND J400-33...
  • Page 27 Controller - Set 2 ( PCB 8486101B09/B10) 3-15 SWB+ UNSWB+ OPT_SEL2 R450 OPT_SEL1 VR447 VR448 VR449 C474 VR484 C475 VR483 10.0V 10.0V 10.0V 10.0V 10.0V C483 470pF .01uF 10uF C484 470pF R473 C471 C472 J403 470pF 470pF C473 C442 20 PIN CONNECTOR U420 470pF 0.1uF...
  • Page 28 3-16 Controller - Set 2 ( PCB 8486101B09/B10) SWB+ UNSWB+ OPT_SEL2 R450 OPT_SEL1 VR447 VR448 VR449 C474 VR484 C475 VR483 10.0V 10.0V 10.0V 10.0V 10.0V C483 .01uF 470pF 10uF C484 R473 470pF C471 C472 J403 470pF 470pF C473 C442 20 PIN CONNECTOR 470pF U420 0.1uF...

  • Page 29: Controller - Set 3 (Pcb 8485658Z01)

    Controller - Set 3 (PCB 8485658Z01) 3-17 Controller - Set 3 (PCB 8485658Z01) TO/FROM RF IF_RED_LED_CTRL RED_LED RED_LED IF_GREEN_LED_CTRL GREEN_LED GREEN_LED IF_SB1_CTRL AUDIO IF_SB2_CTRL IF_SB3_CTRL INT_MIC 4V_3.3V 4V_3.3V IF_EMER_CTRL EMER EMER IF_RTA0_CTRL EXT_MIC RTA0 RTA0 Vddd Vddd IF_RTA1_CTRL RTA1 RTA1 IF_RTA2_CTRL EXT_SPKR_SEL RTA2...
  • Page 30 3-18 Controller - Set 3 (PCB 8485658Z01) 4V_3.3V R405 R402 1MEG 1MEG SWB+ TP410 SEE TABLE SEE TABLE Q400 C405 BATT_CODE 800 MHz only TP406 Vddd UNSWB+ 100pF C401 Vddd C400 0.1uF R401 .01uF R406 R427 Vdda 2.7K U400 C402 LP2951ACMM-3.3 C403 CR412...
  • Page 31 Controller - Set 3 (PCB 8485658Z01) 3-19 Vddd F1200 R409 R457 SCI_TX SCI_RX TP401 TP402 R418 1MEG UNSWB+ Vddd Vddd Vddd R437 C431 C449 C423 C453 100pF 100pF 100pF 100pF L411 390nH U410 L410 ILC7062CM-33 390nH 3.3V C456 R411 VOUT 100pF C434 EE_CS...
  • Page 32 3-20 Controller - Set 3 (PCB 8485658Z01) Vddd C426 C425 0.1uF 100pF U405 R481 800MHz ONLY C404 C466 C458 C459 100pF J400 100pF 100pF 100pF 40-PINS CONNECTOR EXT_MIC J400-40 EXT_MIC VS_CS J400-39 VS_CS SWB+ J400-38 SW_B+ E400 1 A14 Vddd Vddd J400-37 SRM2B256...
  • Page 33 Controller - Set 3 (PCB 8485658Z01) 3-21 UNSWB+ OPT_SEL2 SWB+ C475 OPT_SEL1 10uF VR448 VR449 VR446 VR445 VR447 10.0V 10.0V 10.0V R473 10.0V 10.0V R450 C471 C472 J403 100pF C442 C473 20 PIN CONN 100pF R423 0.1uF 100pF J403-1 C447 VCC2 J403-2 INT_SPK+...
  • Page 34 3-22 Controller - Set 3 (PCB 8485658Z01) Intentionally left blank...

  • Page 35: Controller - Set 4 (Pcb 8486062B16/17, 8486101B11)

    Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) 3-23 Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) TO/FROM RF IF_RED_LED_CTRL RED_LED RED_LED IF_GREEN_LED_CTRL GREEN_LED GREEN_LED TO_RF IF_SB1_CTRL Single Vdd Dual Vdd AUDIO IF_SB2_CTRL Regulator Scheme Regulator Scheme IF_SB3_CTRL 4V_3.3V 4V_3.3V INT_MIC IF_EMER_CTRL EMER EMER Non Prime Prime Non Prime...
  • Page 36 3-24 Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) 4V_3.3V R405 R402 SWB+ Q400 Vddd TP406 BATT_CODE Vddd UNSWB+ C401 C400 0.1uF R401 .01uF R406 R427 2.7K U400 LP2951ACMM-3.3 C402 C403 0.1uF 10uF INPUT OUTPUT FEEDBACK ERROR BATT_DATA_IN INT_EXT_Vdd SHUTDOWN SENSE 1 K3 R407 VTAP Q405...
  • Page 37 Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) 3-25 Vddd F1200 R457 R409 SCI_TX SCI_RX TP401 TP402 TEST_POINT TEST_POINT R418 UNSWB+ Vddd Vddd Vddd R437 C431 C449 C453 C423 100pF 100pF 100pF 100pF L411 390nH U410 3.3V ILC7062CM-33 L410 390nH R411 C456 VOUT 100pF C434...
  • Page 38 3-26 Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) Vddd C466 100pF C425 C426 C458 0.1uF 100pF 100pF R481 U405 C459 SRM2B256 100pF J400 40 - PINS CONNECTOR EXT_MIC J400-40 EXT_MIC VS_CS J400-39 VS_CS SWB+ J400-38 SW_B+ E400 Vddd J400-37 Vddd VS_AUDSEL J400-36 VS_AUDSEL FLAT_RX_SND...
  • Page 39 Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) 3-27 UNSWB+ OPT_SEL2 SWB+ C475 C474 OPT_SEL1 10uF .01uF VR447 10.0V VR448 VR449 C483 C484 10.0V 10.0V 470pF 470pF R473 R450 C471 J403 470pF C472 U420 C442 C473 20 PIN CONN 470pF R499 TDA8547 0.1uF 470pF R423...
  • Page 40 3-28 Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11) Intentionally left blank...

  • Page 41: Controller - Set 5 (Pcb 8485726Z04)

    Controller - Set 5 (PCB 8485726Z04) 3-29 Controller - Set 5 (PCB 8485726Z04) TO/FROM RF RED_LED IF_RED_LED_CTRL RED_LED GREEN_LED IF_GREEN_LED_CTRL GREEN_LED IF_SB1_CTRL AUDIO IF_SB2_CTRL IF_SB3_CTRL 4V_3.3V INT_MIC 4V_3.3V EMER IF_EMER_CTRL EMER EXT_MIC RTA0 IF_RTA0_CTRL Vddd RTA0 Vddd RTA1 IF_RTA1_CTRL RTA1 RTA2 DEMOD EXT_SPKR_SEL...
  • Page 42 3-30 Controller - Set 5 (PCB 8485726Z04) 4V_3.3V R405 R402 SWB+ TP410 Q400 Vddd BATT_CODE TP406 Vddd C405 100pF UNSWB+ C401 C400 R401 800 MHz only 0.1uF .01uF R406 R427 2.7K U400 C402 C403 LP2951ACMM-3.3 CR412 0.1uF 10uF Vdda INPUT OUTPUT R407 A1 4...
  • Page 43 Controller - Set 5 (PCB 8485726Z04) 3-31 Vddd F1200 R457 R409 SCI_TX SCI_RX TP401 TP402 TEST_POINT TEST_POINT R418 UNSWB+ Vddd Vddd Vddd R437 C431 C449 C423 C453 100pF 100pF 100pF 100pF L411 U410 390nH ILC7062CM-33 L410 3.3V 390nH R411 C456 VIN VOUT 100pF C434...
  • Page 44 3-32 Controller - Set 5 (PCB 8485726Z04) Vddd C425 C426 0.1uF 100pF C466 100pF U405 C458 SRM2B256 100pF C404 800 MHz only 100pF C459 100pF R481 C526 C527 100pF 100pF J400 40 - PIND CONNECTOR EXT_MIC J400-40 EXT_MIC VS_CS J400-39 VS_CS SWB+ J400-38...
  • Page 45 Controller - Set 5 (PCB 8485726Z04) 3-33 UNSWB+ OPT_SEL2 SWB+ C475 OPT_SEL1 VR445 VR446 VR447 10uF 10.0V 10.0V 10.0V VR449 10.0V VR448 R473 10.0V R450 J403 U420 C442 C471 20 PIN CONNECTOR R499 C472 R423 TDA8547 0.1uF 100pF J403-1 C473 100pF 20 11 100pF...
  • Page 46 3-34 Controller - Set 5 (PCB 8485726Z04) Intentionally left blank...

  • Page 47: Controller - Set 6 (Pcb 8486473Z04)

    Controller - Set 6 (PCB 8486473Z04) 3-35 Controller - Set 6 (PCB 8486473Z04) TO/FROM RF IF_RED_LED_CTRL RED_LED RED_LED IF_GREEN_LED_CTRL GREEN_LED GREEN_LED TO_RF IF_SB1_CTRL Single Vdd Dual Vdd AUDIO IF_SB2_CTRL Regulator Scheme Regulator Scheme IF_SB3_CTRL 4V_3.3V 4V_3.3V INT_MIC IF_EMER_CTRL EMER EMER Prime Non Prime Prime...
  • Page 48 3-36 Controller - Set 6 (PCB 8486473Z04) 4V_3.3V R405 R402 SWB+ Q400 Vddd TP406 UNSWB+ C401 C400 0.1uF R401 .01uF R406 TP410 C403 U400 10uF LP2951ACMM-3.3 BATT_CODE C402 R407 INPUT OUTPUT INT_EXT_Vdd Vddd 0.1uF ERROR FEEDBACK 800 MHz only C405 SENSE SHUTDOWN VTAP...
  • Page 49 Controller - Set 6 (PCB 8486473Z04) 3-37 Vddd F1200 R457 R409 SCI_TX SCI_RX TP401 TP402 TEST_POINT TEST_POINT R418 UNSWB+ Vddd Vddd Vddd R437 C431 C449 C453 C423 100pF 100pF 100pF 100pF L411 390nH U410 ILC7062CM-33 3.3V L410 390nH R411 C456 VOUT 100pF C434...
  • Page 50 3-38 Controller - Set 6 (PCB 8486473Z04) Vddd C466 100pF C425 C426 0.1uF 100pF C458 100pF U405 SRM2B256 R481 C459 100pF J400 40 - PINS CONNECTOR EXT_MIC J400-40 EXT_MIC VS_CS J400-39 VS_CS SWB+ J400-38 SW_B+ E400 Vddd J400-37 Vddd VS_AUDSEL J400-36 VS_AUDSEL FLAT_RX_SND...
  • Page 51 Controller - Set 6 (PCB 8486473Z04) 3-39 UNSWB+ OPT_SEL2 SWB+ C475 C474 OPT_SEL1 10uF .01uF VR447 10.0V VR448 VR449 C483 C484 10.0V 10.0V 470pF 470pF R473 R450 C471 J403 470pF C472 U420 C473 C442 20 PIN CONN 470pF R499 TDA8547 0.1uF R423 470pF...
  • Page 52 3-40 Controller - Set 6 (PCB 8486473Z04) Intentionally left blank...

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