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Alto Professional AU-800R Service Manual

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MODEL: AU-800R/800H/800P

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Summary of Contents for Alto Professional AU-800R

  • Page 1 MODEL: AU-800R/800H/800P...

  • Page 2: Table Of Contents

    CONTENT 1. INTRODUCTION……………………………………………………………………………..1 2. TECHNICAL SPECIFICATION……………………………………………………………..2 3. BLOCK DIAGRAM……………………………………………………………....4 4. SCHEMATIC DIAGRAM…………………………………………………………………….7 5. WIRING DIAGRAM………………………………………………………………………….12 6. PCB LAYOUT………………………………………………………………………………..14 7. TEST PROCEDURE………………………………………………………….....20 8. EXPLODED VIEW & MECHANICAL PARTS LIST……………………………………..26 9. BOM…………………………………………………………………………………………..32...

  • Page 3: Introduction

    1. INTRODUCTION -AU-800R, PLL UHF Diversity Receiver, -Friendly interface of front panel LCD status display; -Auto Scan function for easy and convenient operation; -Switching diversity control to receive the RF signal; -Three output level versions; -Squelch control; -AU-800H/800P transmitters, -Soft touch painting for comfortable use;...

  • Page 4: Technical Specification

    2. TECHNICAL SPECIFICATION MODEL AU-800R Channel Multi-channels, up to 144 frequency presets for each frequency bands Frequency band UHF 470-900 MHz Dependent on applicable country regulations Receiver type PLL UHF SYNTHESIZED Frequency response 50 Hz-15KHz ( 3dB) Frequency stability ±0.005% (-10 -50 ) T.H.D.
  • Page 5 MODEL AU-800H AU-800P SPECIFICATION Oscillation mode PLL UHF SYNTHESIZED Carrier frequency band UHF 470-900 MHz Dependent on applicable country regulations Frequency response 50 Hz-15KHz ( 3dB) Frequency stability 0.005% (-10 ~ 50 ) T.H.D. 1KHz<0.8% Modulation mode FM (F3E) RF output power 5-50mW(adjustable 3 bands) Dynamic 100dB...

  • Page 6: Block Diagram

    AU-800R ANT A FM DETECTOR 51.75MHz 2'ND MIXER SA575 1'ST MIXER RF AMP and B.P.F AUDIO L.P.F and AMP FILTER Compander IF AMP and FILTER ANT B ANTENNA 41.05MHZ Select. EXT. Q1 Q2 1'ND LOCAL OSC EXT. AF SR TONE...
  • Page 7 $8+ IC55 2/1 IC3 IC55 2/1 Q6 Q7 Q1 Q3 Mic IN B,P,F FLITER COMP Buffering POWER CONTROL LEVEL IC59 PLL BLOCK +3.3V REGULATOR REGULATOR IC58 PIC16F74 IC58 Q2 Q15 DC9V Micro controler CHARGE PUMP IN PUT U132 U130 REGULATOR CONVERTER DETE103067BEP...
  • Page 8 $83 IC55 2/1 IC55 IC55 Q6 Q7 Q1 Q3 Mic IN B,P,F FLITER COMP Buffering POWER CONTROL LEVEL IC59 PLL BLOCK +3.3V REGULATOR REGULATOR IC58 PIC16F74 IC58 Q2 Q15 DC9V Micro controler CHARGE PUMP IN PUT U130 U132 REGULATOR DETE103067BEP CONVERTER...

  • Page 9: Schematic Diagram

    4. SCHEMATIC DIAGRAM AU-800R - 7 -...
  • Page 10 AU-800R-LCD MENU MEM/SCAN DOWN SEG7 SEG8 & SEG6 SEG9 & SEG5 SEG10 & CN1.25-10P-180 SEG4 SEG11 & SEG3 SEG12 SEG2 SEG13 SEG1 SEG14 SEG0 SEG15 SEG16 SEG17 SEG18 DATA SEG19 SEG20 OSCO SEG21 OSCI SEG22 VLCD SEG23 SEG24 DTA102956ALP SEG25...
  • Page 11 SW 1 HL00005 100K R139 FS1J 3 1A/ 30V R143 R144 2SC2412 R140 100K SW 2 HL00005 103P LED1 LED2 M LB 80A N2 SE00063 SE00063 1SS355 S07ATHRUS07M DCJ ACK2 2SC2412 U130 I C59 COM 4 SEG6 3PI N 30V XC62FP3002M R VI N M LB 80A N2 COM 3...
  • Page 12 AU-800P I C59 SW 1 R139 100K 4. 7K 3. 0V XC62FP3002M R VI N 2SC2412 SW 2 W - PB R143 R144 M LB- 160808- 0080A- N2 R140 100K SW - PB LED1 LED2 C123 22uF/ 10V 22uF/ 10V 104P SG 00067 SG 00067...
  • Page 13 AU- 800P( 2/ 2) FS1J 3 1A/ 30V 103P 104P S07ATHRUS07M PHONEJ ACK2 S07ATHRUS07M 2SC2412 RF OFF RF POW ER C129 10uF/ 10V 2SA1797Q 200R 1SS355 FS1J 3 1A/ 30V C142 M LB 1608080080A N2 100uH RTR030P02 C117 BATE 104P R102 104P C121...

  • Page 14: Wiring Diagram

    $17 $17 2 PIN short circuit connection CN55 CN56 $17$ $17% 32:(5 6:...
  • Page 15 AU-800P /&' black antenna negative chip positive chip...

  • Page 16: Pcb Layout

    PCB:AU-800R-LCD Bottom Layer Bottom Overlay Bottom Solder PCB:AU-800R-LCD Top Layer Top Overlay Top Solder...
  • Page 17 PCB:UP-8DR-RX-V2 Bottom Layer Bottom Overlay Bottom Solder PCB:UP-8DR-RX-V2 Top Layer BTop Overlay Top Solder - 15 -...
  • Page 18 PCB:UP-8H-V2 PCB:UP-8H-V2 PCB:UP-8H-V2 PCB:UP-8H-V2 Power Plane Top Layer Bottom Layer Ground Plane Top Overlay Bottom Overlay Top Solder Bottom Solder...
  • Page 19 PCB:UP-8P-A Bottom Layer Bottom Overlay Bottom Solder PCB:UP-8P-A Top Layer Top Overlay Top Solder...
  • Page 20 PCB:UP-8P-B PCB:UP-8P-B Ground Plane Power Plane PCB:UP-8P-B PCB:UP-8P-B Top Layer Bottom Layer Top Overlay Bottom Overlay Top Solder Bottom Solder...
  • Page 21 PCB:UP-8P-MIC Bottom Layer Bottom Solder PCB:UP-8P-MIC Top Layer Top Solder...

  • Page 22: Test Procedure

    7. TEST PROCEDUURE AU-800R Instruments: 1. DC supplier: 12V (adjustable) 2. High frequency signal generator: E4420B 3. Oscillograph: LS8106. 4. Audio analyzer: 8903B Instruments Setting: 1. High frequency signal generator: E4420B Depth/dev: 20KHZ Rate:1KHZ Waveform: Dual-sine FM/Tone 2Rate:32.768KHZ AMPLITUDE: -80dBm FM Tone 2Amp percent of peak:10% 2.
  • Page 23 blank, after press the MENU to lock, it has the output. (Note: the Channel on Group 1~8 only scan for 1~11; the Group 9~12 only scan 1~10. 12. LCD test: Group 1 Channel 1 RF display in LCD AF display in LCD 12.1.
  • Page 24 AU-800H Instruments: 1. signal generator: 8903b 2. oscillograph: LS8106 3. modulator: JMM-2200 4: frequency recorder: EFC-3203A 5. DC power supplier: 3303A. 6. multi-meter 7. frequency spectrum: E4403B Instruments Setting: 1. signal generator: 1kHz/65mV. 2. modulator: 2.1. Tone set: H: Pass: 3K L: Pass: 50K RANGE: 10 2.2.
  • Page 25 switch to UN Lock, the SELECT key can work normally. 6.3. In standby condition, press SELECT key for 2 seconds, it is in MUTE mode, the entire functional keys will be out of control, the TONE has no output, press the SELECH key for 2 seconds to activate the unit or press the CH/ON to close it.
  • Page 26 AU-800P Instruments: 1. signal generator: 8903b 2. oscillograph: LS8106 3. modulator: JMM-2200 4: frequency recorder: EFC-3203A 5. DC power supplier: 3303A. 6. multi-meter 7. frequency spectrum: E4403B Instruments Setting: 1. signal generator: 1kHz/65mV. 2. modulator: 2.1. Tone set: H: Pass: 3K L: Pass: 50K RANGE: 10 2.2.
  • Page 27 6.1. Switch the CH/ON key to corresponding channel, the SELECT has corresponding variation. 6.2. Switch the CH/ON key to Lock, the SELECT functional key will be useless; it need switch to UN Lock, the SELECT key can work normally. 6.3. In standby condition, press SELECT key for 2 seconds, it is in MUTE mode, the entire functional keys will be out of control, the TONE has no output, press the SELECH key for 2 seconds to activate the unit or press the CH/ON to close it.

  • Page 28: Exploded View & Mechanical Parts List

    8. EXPLODED VIEW & MECHANICAL PARTS LIST AU-800R - 26 -...
  • Page 29 AU-800H - 27 -...
  • Page 30 AU-800P - 28 -...
  • Page 31 5 HK06962 K-PC board P-AU-800R-LCD-DIP 6 NI03446 acrylic panel UR-81DR 16*65*2.8 V1.1 7 NI04077 key-PP +5% AU-800R 4.7*8.7*8.4 black V1.0 1 8 MG00521 screw M3*7 V1.0 9 MB04682 ZC-chassis AU-800R V1.0 10 HK06849 K-PC board P-AU-800R F7-DIP 11 MI02600 ZD-barrier-UP-8DR-03 UP-8DR 26.5*30.5*11 V1.0...
  • Page 32 AU-800H No. Part No. Description Specification 1 NI03471 ZB-plastic middle socket UP-8H V1.0 2 NI04219 ZC-plastic panel AU-800H ALTO-V1.0 3 NI03458 acrylic panel-RS UP-8H 2.5*12*23-V1.0 4 NI03467 knob-ABS UP-8H 25*12.8 black-V1.1 5 NI03764 cushion -RS-70 UP-8H 5*21*27 black-V1.0 6 NI03452 battery bracket-ABS UP-8H 32*170.5 black-V1.2 7 HK06960 K-PC board P-UP-8H(V2)-F7-DIP (AU-800H)
  • Page 33 AU-800P No. Part No. Description Specification 1 NI04125 LCD cover- MOD-16P 7*43*67.82 V1.0 2 NI04304 ZC-top cover-ABS AU-800P ALTO V1.0 3 HF00052aerial-RS YH940805 4*82.4mm 4 MK00114leaf spring- battery point UP-8P 0.3t*17*12*1.6 V1.0 5 MK00113leaf spring- battery point UP-8P 17*12*10 negative V1.0 6 MK00112leaf spring- battery point UP-8P 25.5*10.5*10*1.6 ±...

  • Page 34: Bom

    9. BOM AU-800R No. Part No. Description Specification Remark MA05849 panel AU 800R ALTO V1.0 MA05726 panel AU 800R AE00055 solvent solvent AE00056 paint RS 2745 MA05725 panel AU 800R 2.1t*14.6*44*210 V1.0 MI01281 panel 2.1*44*14.6*210 V1.1 NI03446 acrylic panel UR 81DR 16*65*2.8 V1.1 NI04077 key AU 800R 4.7*8.7*8.4 black V1.0...
  • Page 35 No. Part No. Description Specification Remark HJ00006 dessicant NB02691 box ATW R160 ADAPTOR NB04031 inner case UP 8DR/8H/88H V1.0 NB04032 cardboard 63*70mm UP 8DR/8H V1.0 NB04033 cardboard 4hole 1002*57mm UP 8DR V1.0 NB04034 cardboard 454*120mm UP 8P V1.0 NB04035 cardboard 164*60mm UP 8H/88H V1.0 HA01871 signal wiring RS 6.3* 5* 6.3*5FT...
  • Page 36 No. Part No. Description Specification Remark 110 CI00063 SMD ceramic capacitor 0603 470PF/50V NPO ±5 C64,C65,C67,C68,C89,C138,C139,C231 111 CI00066 SMD ceramic capacitor 0603 0.0018uF/50V X7R ±10% 112 CI00067 SMD ceramic capacitor 0603 0.0022uF/50V X7R ±10% C106 C14,C56,C95,C127,C175,C181,C204,C217,C21 113 CI00071 SMD ceramic capacitor 0603 0.01uF/50V X7R ±10% 8,C243 114 CI00072 SMD ceramic capacitor 0603 0.022uF/50V X7R ±10% C31,C185...
  • Page 37 No. Part No. Description Specification Remark 159 CO00071 SMD chip inductance RS 47nH±5%(MLG1608B47NJT)/(TDK) 160 CO00076 SMD chip inductance RS 18nH±5%(MLG1608B18NJT)/(TDK) L12,L20 161 CO00088 SMD chip inductance RS 1.0uH±10%(MLF1608A1R0K)/(TDK) L17,L18 162 CO00090 1.0uH±10%(MLI 321611 1R0K)/(MALA) SMD chip inductance RS ACT 163 CO00094 SMD inductance 6.8nH±0.2nH(LQW18AN6N8C00D)/(MURATA) 164 CO00096 SMD inductance RS 60 ±25%(MLB 201209 0060A N2)/(MALA)
  • Page 38 No. Part No. Description Specification Remark 209 SE00059 SMD varactor BB142/(PHI) 210 SE00060 SMD rectifier diode DA204UT106/(ROHM) 211 SE00061 SMD rectifier diode 1SS355 TE17/(ROHM) D57,D62 212 SE00070 0.7A/400V S07G SMD Schottky barrier diode RS 213 SF00010 SMD transistor RS ACT 2SC2412K(SC59)/(ROHM) Q3,Q5,Q7,Q8,Q11,Q12,Q13,Q17,Q21,Q24 214 SF00020 voltage stabilized transistor...
  • Page 39 AU-800H No. Part No. Description Specification Remark 1 NI04219 plastic panel AU 800H ALTO V1.0 2 NI03473 panel UP 8H V1.0 3 NI03450 paneL RS UP 8H 34.68*50*21 black V1.1 4 AE00385 paint RS PU2001 5 AE00384 paint RS PU2001 6 AE00383 paint RS PU2001 7 AE00382 paint RS...
  • Page 40 No. Part No. Description Specification Remark 57 NI03833 tube RS C UP 8H 20.6*48.8 V2.0 58 NI03832 tube RS C UP 8H 20.6*48.8 V2.0 59 NI03829 tube RS C UP 8H 20.6*48.8 V2.0 60 NI03828 tube RS C UP 8H 20.6*48.8 V2.0 61 NI03827 tube RS C UP 8H 20.6*48.8 V2.0 62 NI03826 tube RS C...
  • Page 41 No. Part No. Description Specification Remark 111 CK00010 SMD half adjustment capacitor 4.5 20PF N750 TZY2R200A001R00 112 CL00002 SMD tantalum capacitor RS ACT 1.0uF/16V case A 113 CL00004 SMD tantalum capacitor RS ACT 4.7uF/20V case A(ELNA) C126 114 CL00007 SMD tantalum capacitor RS ACT 10uF/10V case A 115 CL00008 SMD tantalum capacitor 47uF/7V case B2 C143,C144...
  • Page 42 No. Part No. Description Specification Remark 166 SF00010 SMD transistor RS ACT 2SC2412K(SC59)/(ROHM) Q4,Q5,Q10,Q11,Q14,Q16 167 SF00020 voltage stabilized transistor 3.0V XC62FP3002MR(SOT23)/(TOREX) IC2,IC59 168 SF00042 transistor XP151A13A0MR(SOT23)/(TOREX) Q2,Q13 169 SF00050 transistor XC9103D093MR(SOT25)/(TOREX) IC58 170 SF00067 transistor BFG425W/(PHI) Q1,Q3,Q6,Q7,Q8 171 SF00068 transistor 2SK2731 T146/(ROHM) 172 SF00069 transistor RTR030P02 TL(TSMT3)/(ROHM)
  • Page 43 AU-800P No. Part No. Description Specification NI01291 plastic chassis WR-101R NI01128 top cover WR-101R NI01132 top cover WR-101R black HF00009 telescopic antenna-RS YH860417 (4S*385m/m) NI00303 tuning knob DM-80 black NI00510 self-adhere foot cushion RF10-3 MI00637 antenna fixed socket-RS-ACT WR-101_V2.0 MJ00069 iron board 1.5*2135*1220 30.67kg HA01871...

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