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SERVICE MANUAL

30 Watt Loud Hailer

VLH-3000

VLH-3000

VLH-3000

VLH-3000

VLH-3000

EM020X90A

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Summary of Contents for VLH-3000

Page 1: ...1 SERVICE MANUAL 30 Watt Loud Hailer VLH 3000 VLH 3000 VLH 3000 VLH 3000 VLH 3000 EM020X90A ...

Page 2: ...15 D mm Weight 2 97 lbs 1 35 kg Microphone Impedance 2 kΩ Microphone Sensitivity 10 mV Speaker Impedance Internal Speaker 8 kΩ External Speaker 4 kΩ Intercom Speaker 4 kΩ PA Horn 4 kΩ Maximum Output Power Internal Speaker 2 0 Watts 8 Ω 10 distortion External Speaker 4 0 Watts 4 Ω 10 distortion Intercom Speaker 4 0 Watts x 2 CH 4 Ω 10 distortion PA Horn 25 Watts x 2 CH 4 Ω 10 distortion Fog Horn Fr...

Page 3: ...OCK PLATE DC CORD RA0684000 LOCK PLATE MIC RA0773300 RUBBER PACKING PANEL RA0847700 x5 pcs SHEET LENS RA0797300 x5 pcs LENS RA0797200 HOLDER LENS RA0797700 REFLECTOR RA0797500 CHASSIS L RA077320A BRACKET BLK RA0434100 SHEET RA0855900 MYLAR SHEET MODE RA0797900 x2 pcs HOLDER IC RA045910A x2 pcs BRACKET SCREW BK RA0751700 RUBBER PACKING REAR RA078550A VOLUME KNOB IC RA0852900 x3 pcs WASHER VR A UNIT...

Page 4: ...Exploded View Miscellaneous Parts 4 Note ...

Page 5: ...5 Block Diagram ...

Page 6: ...6 Block Diagram Note ...

Page 7: ...7 Circuit Diagram MAIN Unit Lot 1 ...

Page 8: ...8 Note MAIN Unit Lot 1 ...

Page 9: ... G 1 3 2 4 1SS307 C9 D1001 1002 1003 DTC124EE 25 Q1001 1002 1003 1004 1007 1008 TC4W66FU Q1005 1012 NJM78L05UA 8C Q1021 NJM2125F Q1022 TC7W53FU Q1011 1016 1017 1018 LA3210B E Q1013 1014 1019 TA8231LQ Q1015 LA4601N Q1020 MAIN Unit Lot 1 ...

Page 10: ...10 Parts Layout Side B B A D C F E G 1 3 2 4 MAIN Unit Lot 1 ...

Page 11: ...11 MAIN Unit Lot 2 Circuit Diagram ...

Page 12: ...12 MAIN Unit Lot 2 ...

Page 13: ...1 3 2 4 1SS307 C9 D1001 1002 1003 DTC124EE 25 Q1001 1002 1003 1004 1007 1008 1025 TC4W66FU Q1005 1012 NJM78L05UA 8C Q1021 NJM2125F Q1022 TC7W53FU Q1011 1016 1017 1018 LA3210B E Q1013 1014 1019 TA8231LQ Q1015 LA4601N Q1020 DAN202U N D1009 2SK2035 KP Q1025 ...

Page 14: ...14 MAIN Unit Lot 2 Parts Layout Side B B A D C F E G 1 3 2 4 ...

Page 15: ...GRM40B154K25PT K22140823 1 A C2 C 1035 CHIP CAP 0 15uF 25V B GRM40B154K25PT K22140823 1 A C2 C 1036 AL ELECTRO CAP 220uF 25V EKMQ250ELL221MF11D K40149071 1 A D1 C 1037 AL ELECTRO CAP 220uF 25V EKMQ250ELL221MF11D K40149071 1 A C1 C 1038 CHIP CAP 0 15uF 25V B GRM40B154K25PT K22140823 1 A B2 C 1039 CHIP CAP 0 15uF 25V B GRM40B154K25PT K22140823 1 A A2 C 1040 AL ELECTRO CAP 220uF 25V EKMQ250ELL221MF11...

Page 16: ...106M 8R K78100028 1 A F3 C 1107 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 A G1 C 1108 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 A F1 C 1113 TANTALUM CAP 1uF 16V SS2 1C105 T2 K76120024 1 A E4 C 1113 CHIP TA CAP 10uF 10V TEMSVA1A106M 8R K78100028 2 A E4 C 1114 TANTALUM CAP 1uF 16V SS2 1C105 T2 K76120024 1 A G2 C 1114 CHIP TA CAP 1uF 16V TESVA1C105M1 8R K78120009 2 A G2 D 1001...

Page 17: ... 472JATP J24185472 1 A A1 R 1031 CHIP RES 2 2k 1 16W 5 RMC1 16 222JATP J24185222 1 A A1 R 1032 CHIP RES 2 2 1 2W 5 RMC1 2 2R2JCTP J24275229 1 A D1 R 1033 CHIP RES 2 2 1 2W 5 RMC1 2 2R2JCTP J24275229 1 A C1 R 1034 CHIP RES 2 2 1 2W 5 RMC1 2 2R2JCTP J24275229 1 A B1 R 1035 CHIP RES 2 2 1 2W 5 RMC1 2 2R2JCTP J24275229 1 A A1 R 1036 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 1 A C4 R 1037 CHIP RES...

Page 18: ...IP RES 2 7k 1 16W 5 RMC1 16 272JATP J24185272 1 A D2 R 1076 CARBON FILM RES 3 3k 1 6W 5 RD16TPJ332 3 3K J07225332 1 A F1 R 1076 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 2 A F1 R 1077 CARBON FILM RES 3 3k 1 6W 5 RD16TPJ332 3 3K J07225332 1 A F1 R 1077 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 2 A F1 R 1083 CHIP RES 0 1 16W 5 RMC1 16 000JATP J24185000 2 A D3 R 1084 CHIP RES 0 1 16W 5 RMC1...

Page 19: ...19 CNTL Unit Circuit Diagram ...

Page 20: ...46 A4 D2001 DTA144EE 16 Q2001 DTC124EE 25 Q2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 HD64F36064GFPV Q2041 BR24L01AFJ W Q2042 NJM78L05UA 8C Q2043 PST597CNR 7C Q2045 NJM78M09DL1A Q2044 ...

Page 21: ... 50V B GRM188B11H102KA01D K22174821 1 B e1 C 2031 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 B e2 C 2032 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 B e2 C 2033 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 B d2 C 2034 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 B e2 C 2035 CHIP CAP 0 001uF 50V B GRM188B11H102KA01D K22174821 1 B e2 C 2036 CHIP CAP 0 001uF 50V...

Page 22: ...STOR DTC124EE TL G3070109 1 B d4 Q 2019 TRANSISTOR DTC124EE TL G3070109 1 B d4 Q 2020 TRANSISTOR DTC124EE TL G3070109 1 B d3 Q 2021 TRANSISTOR DTC124EE TL G3070109 1 B d4 Q 2022 TRANSISTOR DTC124EE TL G3070109 1 B d4 Q 2023 TRANSISTOR DTC124EE TL G3070109 1 B d4 Q 2024 TRANSISTOR DTC124EE TL G3070109 1 B d5 Q 2025 TRANSISTOR DTC124EE TL G3070109 1 B d5 Q 2026 TRANSISTOR DTC124EE TL G3070109 1 B d5...

Page 23: ...e2 R 2051 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 1 B e3 R 2052 CHIP RES 1 2k 1 16W 5 RMC1 16 122JATP J24185122 1 B e3 R 2053 CHIP RES 47k 1 16W 5 RMC1 16 473JATP J24185473 1 B d3 R 2054 CHIP RES 10k 1 16W 5 RMC1 16 103JATP J24185103 1 B e3 R 2055 CHIP RES 1 2k 1 16W 5 RMC1 16 122JATP J24185122 1 B e4 R 2056 CHIP RES 47k 1 16W 5 RMC1 16 473JATP J24185473 1 B e4 R 2057 CHIP RES 10k 1 16W 5 R...

Page 24: ...QMAQE010 N5090121 1 A D4 S 2013 TACT SWITCH SKQMAQE010 N5090121 1 A E4 S 2014 TACT SWITCH SKQMAQE010 N5090121 1 A F4 X 2001 XTAL SX 1319 9 8304MHz 9 8304MHZ H0103272 1 B c3 REF DESCRIPTION VALUE V W TOL MFR S DESIG VXSTD P N VERS LOT SIDE LAY ADR ...

Page 25: ...K22174809 1 A MC5001 MIC ELEMENT EM 100PT M3290029 1 A R 5001 CHIP RES 6 8k 1 16W 5 RMC1 16 682JATP J24185682 1 A R 5002 CHIP RES 15k 1 16W 5 RMC1 16 153JATP J24185153 1 A R 5003 CHIP RES 22k 1 16W 5 RMC1 16 223JATP J24185223 1 A S 5001 TACT SWITCH SKRTLAE010 N5090130 1 A Parts List REF DESCRIPTION VALUE V W TOL MFR S DESIG VXSTD P N VERS LOT SIDE LAY ADR CALL IC2 IC1 ...

Page 26: ...MIC Unit 26 Note ...

Page 27: ...t Side B Side A Circuit Diagram PCB with Components CB3641001 Printed Circuit Board FR015160B 1 P 6001 TERMINAL STRIP OTB 750 B 12P C Q6000172 1 B Parts List REF DESCRIPTION VALUE V W TOL MFR S DESIG VXSTD P N VERS LOT SIDE LAY ADR ...

Page 28: ...Connection Unit 28 Note ...

Page 29: ...rcuit Diagram PCB with Components CB3642001 Printed Circuit Board FR015170B 1 JP6101 WIRE ASSY AM020X PAVR T9207322 1 A VR6101 POT RK0971110 20KB J60800261 1 A Parts List REF DESCRIPTION VALUE V W TOL MFR S DESIG VXSTD P N VERS LOT SIDE LAY ADR ...

Page 30: ...VR A Unit 30 Note ...

Page 31: ...rcuit Diagram PCB with Components CB3643001 Printed Circuit Board FR015180B 1 JP6201 WIRE ASSY AM020X ICVR T9207323 1 A VR6201 POT RK0971110 20KB J60800261 1 A Parts List REF DESCRIPTION VALUE V W TOL MFR S DESIG VXSTD P N VERS LOT SIDE LAY ADR ...

Page 32: ...VR B Unit 32 Note ...

Page 33: ...uit Diagram PCB with Components CB3644001 Printed Circuit Board FR015190A 1 JP6301 WIRE ASSY AM020X VR SW T9207324 1 A VR6301 POT RK0971111 20KA SW J60800262 1 A Parts List REF DESCRIPTION VALUE V W TOL MFR S DESIG VXSTD P N VERS LOT SIDE LAY ADR ...

Page 34: ...VR C Unit 34 Note ...

Page 35: ...Copyright 2006 VERTEX STANDARD CO LTD All rights reserved No portion of this manual may be reproduced without the permission of VERTEX STANDARD CO LTD ...

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