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All manuals and user guides at all-guides.com
Version: 1PR092A
Date: July.09.2004
SERVICE MANUAL
MR-90
WIRELESS RECEIVER

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Summary of Contents for MIRPO MR-90

  • Page 1 All manuals and user guides at all-guides.com Version: 1PR092A Date: July.09.2004 SERVICE MANUAL MR-90 WIRELESS RECEIVER...
  • Page 2: Equipment Description

    All manuals and user guides at all-guides.com EQUIPMENT DESCRIPTION SPECIFICATIONS FOR MR-90 RECEIVER ITEM SPECIFICATIONS FREQUENCY RANGE 620.0 ~ 865.0 MHz SWITCHING BANDWIDTH 24 MHz FREQUENCY Pre-programmed 100 switch-able frequency RECEIVING MODE PLL true diversity receiving ± 40KHz RATED DE-EMPHASIS 25µs...
  • Page 3 All manuals and user guides at all-guides.com ASSEMBLY...
  • Page 4: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM...
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  • Page 7 All manuals and user guides at all-guides.com VREF 3.8K 3.8K...
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  • Page 22: Service / Technical Manuals

    All manuals and user guides at all-guides.com SERVICE / TECHNICAL MANUALS TEST AND ALIGNMENT INSTRUCTIONS Ι、Measuring instruments and test set-up Π、Pre-set A.Network Analyzer ① SPAN:200MHz (*) Center Frequency Dc power supply ① 12V OUT MEASUREMENT PREPARATION NORMAL SIGNAL INPUT TESTPOINT ADJUSTER ADJUSTMENT UNIT SETTING...
  • Page 23 All manuals and user guides at all-guides.com SERVICE / TECHNICAL MANUALS TEST AND ALIGNMENT INSTRUCTIONS Ⅲ、Measuring instruments and test set-up MR90R03A...
  • Page 24 All manuals and user guides at all-guides.com SERVICE / TECHNICAL MANUALS TEST AND ALIGNMENT INSTRUCTIONS Ⅳ、Pre-set A.RF Signal Generator ① 50dBuV OUT ② EXT. Modulation ”ON” ③ INT Modulation ”ON” and INT AF set to 32.768KHz ④ Derivation﹕38KHz Audio analyzer ①...
  • Page 25 All manuals and user guides at all-guides.com SERVICE / TECHNICAL MANUALS TEST AND ALIGNMENT INSTRUCTIONS MEASUREMENT PREPARATION NORMAL SIGNAL INPUT TESTPOINT ADJUSTER ADJUSTMENT UNIT SETTING VALUE 1. CH SW2⇒ ”92” (RF)BAL+/ ≧100dB 2. SG﹕60dBµV S/N-RATIO audio analyzer DEV﹕56KHz BAL- AFG﹕400Hz 1.
  • Page 26 All manuals and user guides at all-guides.com SERVICE / TECHNICAL MANUALS TEST AND ALIGNMENT INSTRUCTIONS MEASUREMENT PREPARATION NORMAL SIGNAL INPUT TESTPOINT ADJUSTER ADJUSTMENT UNIT SETTING VALUE DC POWER SUPPLY⇒12V(0.3A) 1. CH SW2⇒ ”92” 64mA CURRENT current meter (RF)Vcc ±5mA CONSUMPTION 2.
  • Page 27 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1CCS6P015 1CCS6P471 470P 1CCS6P471 470P 1CCS6P471 470P 1CCS6P471 470P 1CCS6P471 470P 1CCS6P471 470P 1CCS6P471 470P 1CCS6P005 1CCS6P471 470P 1CCS6P471...
  • Page 28 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1CCS4X103 103P 1CCS8X104 104P 1CCS6X102 102P 1CCS6P002 1CCS6P008 1CCS6P101 100P 1CCS6P101 100P 1CCS6P033 1CCS4P101 100P 1CCS4P101 100P 1CCS6P471 470P...
  • Page 29 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1CCS8X104 104P 1CCS4P101 100P 1CCS4P101 100P 1CTSAA106 10uF 1CCS6P471 470P 1CCS6P471 470P 1CTSAA106 10uF 1CCS6P471 470P 1CCS6P471 470P 1CCS6P471...
  • Page 30 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1CTSDA474 C100 0.47uF 1CTSDA104 C101 0.1uF 1CTSAA106 C102 10uF 1CCS6P471 C103 470P 1CCS4P471 C104 470P 1CCS6X103 C105 103P C106...
  • Page 31 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1CTSAA475 C129 4.7uF 1CCS6P015 C130 1CTSAA475 C131 4.7uF 1CTSBA105 C132 1CTSDA474 C133 0.47uF 1CTSAA475 C134 4.7uF 1CTSAA475 C135 4.7uF...
  • Page 32 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1CCS4P471 C159 470P 1CCS4P471 C160 470P 1CCS4P471 C161 470P 1CCS4P471 C162 470P 1FSC0005 S10.7MS 1FSC0005 S10.7MS 1FSC0005 S10.7MS 1FSC0005 S10.7MS...
  • Page 33 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1LLS8104 100nH 1LLSA474 470nH 1LCNA024 T024 1LLS8224 220nH 1LCSP6A2 P1057 1LLS8224 220nH 1LCNA024 T024 1LLS8224 220nH 1LLS8333 33nH 1LLS8104...
  • Page 34 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1RS6A563 1RS6A333 1RS6A101 1RS6A152 1.5K 1RS6A221 1RS6A103 1RS6A101 1RS6A331 1RS6A102 1RS4A103 1RS6A103 1RS6A101 1RS6A047 1RS6A103 1RS6A221 1RS6A101 1RS6A331 1RS6A333...
  • Page 35 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1RS6A101 1RS6A472 4.7K 1RS6A101 1RS6A101 1RS6A101 1RS6A333 1RS6A103 1RS6A104 100K 1RS6A102 1RS6A022 1RS6A222 2.2K 1RS6A005 1RS6A005 1RS6A056 1RS6A152 1.5K...
  • Page 36 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P01A CIRCUIT:1CR092AA MODEL:MR-90 (R092A3) Computer No. Reference Value 1RS6A103 1RS6A103 1FSC0004 130.375M 1FSC0004 130.375M 1UBS0001 1009 1UBS0001 1009 1UBS0002 1076 1TS00520 1TS00520 1IS31161 1IS31161 1IS15E03 1IS15E03 1IS31161...
  • Page 37 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1CEMEA226 22uF/50V 1CCS6P101 100P 1CCS6P101 100P 1CTSAA106 10uF 1CTSAA106 10uF 1CCS6X103 103P 1CCS6X473 473P 1CCS6X473 473P 1CTSAA106 10uF 1CTSBA225 2.2uF...
  • Page 38 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1CCS6P331 330P 1CCS6P151 150P 1CCS6P151 150P 1CCS6N681 680P-2% 1CCS6P331 330P 1CCS6P331 330P 1CCS6X103 103P 1CTSAA475 4.7uF 1CTSBA225 2.2uF 1CCS6X102...
  • Page 39 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1CTSAA475 4.7uF 1CTSAA106 10uF 1CCS6P151 150P 1CCS6P151 150P 1CCS6P101 100P 1CTSAA106 10uF 1CCS6P101 100P 1CTSAA106 10uF 1CTSAA106 10uF 1CEMEA226...
  • Page 40 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1CCS4P101 100P 1CCS4P471 470P 1CCS4P101 100P 1CCS4P101 100P 1CCS4P471 470P 1CCS4P101 100P 1CCS4P471 470P 1CCS4P101 100P 1CCS4P471 470P 1CCS4P101...
  • Page 41 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1CTSAA106 C121 10uF 1CTSAA106 C122 10uF 1CTSAA106 C123 10uF 1CTSAA106 C124 10uF 1CTSAA475 C126 4.7uF 1SFHE10M 10PIN 1SFHE10M 10PIN...
  • Page 42 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1RS6A103 1RS6A103 1RS6A104 100K 1RS6A104 100K 1RS6A104 100K 1RS6A104 100K 1RS6D122 1.24K 1RS6D212 2.1K 1RS6D245 24.3K 1RS6A224 220K 1RS6A393...
  • Page 43 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1RS6A153 1RS6A822 8.2K 1RS6A153 1RS6A103 1RS6A103 1RS6A273 1RS6A622 6.2K 1RS6A224 220K 1RS6A104 100K 1RS6A273 1RS6A103 1RS6A203 1RS6A152 1.5K 1RS6A332 3.3K...
  • Page 44 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1RS6A106 1RS6A105 1RS6A103 1RS6A101 1RS6A121 1RS6A473 1RS6A121 1RS6A183 1RS6A473 1RS6A473 1RS6A154 150K 1RS6A473 1RS6A104 100K 1RS6A102 1RS6A333 1RS6A105 1RS6A104...
  • Page 45 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:Jun.30 2004 NO:MR90P02A CIRCUIT:1CR093AA MODEL:MR-90 (R093A3) Computer No. Reference Value 1RS6A106 R102 1RS6A105 R103 1RS6A105 R104 1RS6A106 R105 1RS6A105 R106 1RS6A105 R107 1RS6A106 R108 1RS6A105 R109 1RS6A000 R110 1RS6A000...
  • Page 46: Lcd Display

    All manuals and user guides at all-guides.com PART LIST PART LIST DATE:July.14 2004 NO:MR90P03A CIRCUIT:1CR096AA MODEL:MR-90 (R096A2) Computer No. Reference Value 1CCS4X104 104P 1CCS4X104 104P 1SFHE16M 16PIN 1DLM0003 LCD1 LCD DISPLAY 1DLNRC06 LED1 1RS4A222 2.2K 1RS4A563 1RS4A563 1RS4A563 1RS4A563 1SWS0004...
  • Page 47 All manuals and user guides at all-guides.com PART LIST PART LIST DATE:July.14 2004 NO:MR90P04A CIRCUIT:1CR098AA MODEL:MR-90 (R098A1) Computer No. Reference Value 1SFHE16M 16PIN 1SFHB03A 3PIN 1MPD0003 DC JACK...