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Service Manual

VMA-

160/

1

120

/1240/260/2120

Commercial Series 

1 Channel 

& 2 Channel

 Mixer-Amplifier

 Version A - 09/20

1

Summary of Contents for JBL Performance Series

Page 1: ...Service Manual VMA 160 1120 1240 260 2120 Commercial Series 1 Channel 2 Channel Mixer Amplifier Version A 09 20 1...

Page 2: ...e Datasheets and Specification Front Panel Rear Panel Troubleshooting Block Diagrams PCB Boards Schematics Exploded View Bill of Materials Table of Contents VMA 160 1120 1240 260 2120 Service Manual V...

Page 3: ...ervicing to qualified service personnel or equivalent If connected to 240V supply a suitable CSA UL certified power cord shall be used for this supply SAFETY INSTRUCTIONS NOTICE FOR CUSTOMERS IF YOUR...

Page 4: ...evice may not cause interference and 2 This device must accept any interference including interference that may cause undesired operation of the device This device complies with Industry Canada s lice...

Page 5: ...than or equal to 16A EN 61000 3 3 2013 Limitation of Voltage Fluctuations and Flicker in Low Voltage Supply systems Rated Current less than or equal to 16A EN 55022 2010 Limits and Methods of Measurem...

Page 6: ...2 83VRMS into rated load impedance at any output Power Amp Output 0 5 20Hz 20kHz Signal to Noise Ratio Ref Rated Power mixer levels min master volume max A weighted 76dB Input Impedance nominal JD JO...

Page 7: ...old of audible distortion D Power Switch E Power on LED illuminates blue when power is switched on F Input 1 Front panel audio input capability via 1 4 TRS connector The two channel model includes a s...

Page 8: ...W Mishawaka Rd Elkhart IN 46517 Apparatet m tilkoples jordet stikkontakt Apparaten skall anslutas till jordat uttag Laite on liitett v suojakoskettimilla varustettuun pistorasiaan CONFORMS TO UL STD 6...

Page 9: ...ERATION IS SUBJECT TO THE FOLLOWING CONDITIONS 1 THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND 2 THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED...

Page 10: ...n POSSIBLE REASON A Priority switch is closed muting all except the priority input POSSIBLE REASON The 70V 100V switch is OFF while using the 70V or 100V outputs CONDITION Distorted sound POSSIBLE REA...

Page 11: ...27 VMA160 VMA1120 VMA1240 Block Diagrams VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 11 Table of Contents...

Page 12: ...25 VMA260 VMA2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 12 Table of Contents...

Page 13: ...26 VMA260 VMA2120 Continued VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 13 Table of Contents...

Page 14: ...PCB Boards B3 6 90 B B 5217B3 1 For VMA160 1120 1240 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 14 Table of Contents...

Page 15: ...B3 6 90 B B 5217B 1387 For VMA160 1120 1240 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 15 Table of Contents...

Page 16: ...B3 6 90 B B5 5B 1387 For VMA160 1120 1240 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 16 Table of Contents...

Page 17: ...AMP_PCB_VMA160 1120 1240 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 17 Table of Contents...

Page 18: ...5086659 PCB ASY VMA_2CH _FRONT_PANEL For VMA 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 18 Table of Contents...

Page 19: ...5086663 PCB ASY VMA_2CH_FRONT_INPUT PCB For VMA 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 19 Table of Contents...

Page 20: ...5086667 PCB ASY VMA_2CH_REAR_INPUT PCB For VMA 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 20 Table of Contents...

Page 21: ...5086662 PCB ASY VMA_2CH_DIP PCB For VMA260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 21 Table of Contents...

Page 22: ...5086669 PCB ASY VMA_2CH_OUTPUT PCB For VMA 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 22 Table of Contents...

Page 23: ...PCB ASY CH1_AMP For VMA 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 23 Table of Contents...

Page 24: ...PCB ASY CH2_AMP For VMA 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 24 Table of Contents...

Page 25: ...PSU_PCB_VMA160 1120 1240 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 25 Table of Contents...

Page 26: ...32 5 6 7 FOR VMA 160 1120 1240 260 2120 VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 26 Table of Contents...

Page 27: ...5 X Y 5 1 9 5 1 X Y X Y 8 7 X 9 5 95 X Y 5 1 9 5 1 X 9 5 95 X Y 5 1 9 5 1 8 7 X 9 5 95 X Y 5 1 9 5 1 X Y X Y 6 4 1 8 9 6 4 1 X 9 1 1 5 5 4 1 5 1 5 1 5 1 4 1 5 1 1 4 1 5 1 5 1 6 4 1 1 6 4 1 1 1 1 5 5 5...

Page 28: ...21752 7 7 5 1 2 6 5 9 6FDOH RGH 5HOHDVH DWH 4 DWH KHFNHG DWH UDZQ DWH 5HOHDVHG 4 KHFNHG UDZQ 7 86 G X 9 5 N S 9 5 N 1 9 5 1 5 N 5 N S 9 5 N 5 N 5 N X 9 8 8 8 X 9 X 9 5 5 0 B B 7 7 1B 7 1B5 9 9 1 1 1...

Page 29: ...DWH 5HOHDVHG 4 KHFNHG UDZQ 8 7 8 7 1 3 8 7 8 8 8 1 0 0 5 4 00 7 5 S 5 N 5 N S 9 5 S 9 5 5 5 5 S X 9 5 5 5 5 5 5 5 5 5 5 5 4 00 7 X 9 5 0 5 X 9 X Y X 9 X 5 5 8 7 8 7 X 9 7 7287B B35 25 7 9 0 B B 1 0 B...

Page 30: ...5 9 6FDOH RGH 5HOHDVH DWH 4 DWH KHFNHG DWH UDZQ DWH 5HOHDVHG 4 KHFNHG UDZQ X 9 X 9 5 N 1 5 5 1 X 9 X 9 X 9 5 N 5 N X 9 X 9 5 0 S 9 5 5 N 5 8 3 8 5 X 9 X 9 95 95 95 5 N 5 0 6 4 00 8 8 8 1 1 1 B B 5217...

Page 31: ...5 9 6FDOH RGH 5HOHDVH DWH 4 DWH KHFNHG DWH UDZQ DWH 5HOHDVHG 4 KHFNHG UDZQ 6 1 51 3 5 5 7 7 4 1 4 1 4 1 5 X 9 X 9 5 7 7 5 7 7 5 5 7 7 5 5 7 7 5 5 7 7 5 X 9 4 00 7 5 N 5 5 N 5 N 5 N 8 0 5 N 8 0 X 9B 9...

Page 32: ...5 1 1 S 3 3 5 X 9 X 9 S S S 5 5 5 1 72 7 02 8 X X 3 3 3 3 X 9 X 9 X 9 X 9 S S X X X X 5 5 5 5 5 5 5 5 5 1 1 6 9 20 1 9 9 B 9 1 6 72 5 0 6 5 6 7 6B 6B 5 5 5 5 5 5 S S 5 07 03 03 087 6 7 5 7 67 1 9 1 9...

Page 33: ...9 6 21 5 25 7 75 2 12 33529 6 1 9 3 0 1 4 1 4 1 5 1 5 1 5 5 1 5 1 92 92 5 3 7 7 21 3 3 86 6723 6 3 6 3 5 2 5 5 5 5 5 5 5 5 5 S 5 5 1 5 4 00 7 86 7 3 5 5 5 5 8 5 0 7 7 S 9 S 9 X 9 7 1 5 4 6 5 5 5 5 66...

Page 34: ...X 9 X 9 X 9 X 9 X 9 X 9 72 03 X 9 X 9 X Y 72 5217 1387 X 9 5 1 5 1 21 3 72 5217 3 1 63 63 63 63 72 1387 21 3 9 9 9 1 1 1 06 MAIN_POWER 6 MAIN_MUTE 6 3 B B B 3 6 B B B 03 9 9 9 9B 9 1 9 9 0 B6 0 B 0 B4...

Page 35: ...48 7 21752 7 7 5 6 203 1 7 7 5 1 12 6 5 9 6 21 5 25 33529 2 12 75 7 1387 S S RKP RKP 5 N 5 N 5 5 5 N 5 5 5 N S S X 9 X 9 7 5 6 76 56 66 X 9 X X 9 X 8 8 8 6 4 00 6 4 00 X 72 5217 3 1 5 0 5 0 5 5 1 3 B...

Page 36: ...7 4 00 7 4 00 7 5 N 5 N 73 73 73 73 73 5 1 X S 9 5 5 N 5 5 N 5 N 5 N 5 N X 9 X 9 8 7 8 7 95 5 695 3 92 S S RKP RKP 5 N 5 N 5 5 N 5 5 N S 9 S 9 73 73 73 X 9 X 9 7 5 6 76 56 66 DR X 3 8 7 5 5 X 5 5 X 1...

Page 37: ...KP 5 N 5 N 5 N 5 N S 9 S 9 5 N 73 73 73 21 852 3 1 7 1 5 5 2 6485 2 6485 2 5 3 2 RKP RKP 5 N 5 N S S X 9 5 N S 73 73 73 X X X 9 X 9 S S RKP RKP 5 N 5 N 5 N S 9 73 73 73 7 1 5 5 2 6485 2 6485 2 5 3 2 8...

Page 38: ...0 1387 1 0 1387 3 1720 1387 1 0 1387 1 0 1387 3 1720 X X X X 72 03 0 0 3 3 3 3 3 3 3 3 6 6 5 5 RKP 5 X 9 17 5 6 7 6 6 9 6 3 6 3 6 1 9 SP1 63 287B 3 J7 72 2 3 05 72 03 0 63 63 63 63 5 1 X 9 X 9 X 9 X...

Page 39: ...4 00 7 4 00 7 5 J101 72 368 2 5 5 5 5 5 4 00 7 5 5 5 5 1 5 5 3 7 5 5 3 7 5 5 4 00 7 5 68R 1 4W 5 1 6 4 30 6 4 00 5 9 5 9 8 1 0 0 5 5 3 7 5 5 3 7 R1035 R1037 49 9K C143 X 9 8 0 S R1010 10k R1011 C145 S...

Page 40: ...5 1 5 1 8 6 0 8 6 0 5 1 C2 R7 5 1 287 1 8 0 6 9 X 8 9 X 4 1 5 1 5 N 5 N 5 N X 9 X 72 1387 72 5217 3 1 5 NI R4 NI R8 NI 5 5 3 2 P5 3 2 P6 3 2 P7 3 2 P8 5 N CR2 1 5 5 N 5 N 5 N 9 9 1 9 9 9 9 9B 9 1 B37...

Page 41: ...0K C12 1u 16V R19 221k C13 N I 16V R20 N I 13 12 14 U2 D TL074 C14 10u 16V R21 2 74k 1 2 3 VR10 10K C15 1u 16V R23 221k R24 N I C16 N I 16V Q10 MMBT3904 S G D Q11 MMBFJ108 R49 N I R53 15k R54 4 7k R63...

Page 42: ...G D Q17 MMBFJ108 C17 0 1u R26 N I S G D Q26 MMBFJ108 S G D Q27 MMBFJ108 S G D Q28 MMBFJ108 Q25 MMBT3904 R114 15k R140 4 7k R143 5 6k Q41 MMBT3906 R144 49 9k C216 0 1u Q47 MMBT3904 R197 15k R198 49 9k...

Page 43: ...4 99k C39 N I 16V R305 N I R320 4 99k 1 2 R321 33 2k C41 47p R322 4 99k R323 4 99k R324 100k C94 0 1u C95 0 1u C42 22u 16V 3 2 1 U10 A CF4558 5 6 7 U10 B CF4558 8 4 U10 C CF4558 Q35 MMBT3904 S G D Q3...

Page 44: ...3906 C64 10u 16V R66 3 3M R67 681k 1 3 2 D3 BAT54C 6 5 7 U5 B CF4558 C65 0 1u C66 0 1u C67 0 1u C68 0 1u C69 0 1u C70 0 1u R326 10K R328 100k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 R245 10k 1 2 3 4 5...

Page 45: ...I R224 221k R225 N I C89 0 1u C90 0 1u C91 0 1u R226 6 19k R227 16 2k C92 10u 16V C85 10u 16V 2 3 1 U8 A CF4558 R228 1M C63 47p R229 4 75K R230 47 5k R231 4 75K C71 0 22u C72 680p C73 0 1u R232 4 75K...

Page 46: ...0 LED105 RED R1006 510 LED104 RED R1005 270 LED103 GREEN R1004 270 LED102 GREEN R1003 270 LED101 GREEN R1010 2 2K C129 0 1u R2008 510 LED206 RED 1 2 3 Q233 2N7002 1 2 3 Q231 2N7002 1 2 3 Q230 2N7002 R...

Page 47: ...9 N I C154 22p C150 68p C151 68p FB106 220R C137 100u C138 47u C123 100p C176 100p C177 100p R189 10K R188 10K R196 10K 1 2 3 4 5 6 7 8 9 10 CN104 TO BTMODULE C101 0 1u C105 0 1u C106 68p C107 68p C10...

Page 48: ...REPETITION SW103 PLAY PAUSE SW104 STOP SW105 SKIP SW106 SKIP SW107 REC R210 0R R211 1 2K R212 1 5K R213 2k R214 3k R215 4 7k R216 8 2k R217 15k C197 1000p R134 1K R135 N I R136 10K Q100 MMBT3904 1 2...

Page 49: ...NTINPUT C225 0 1u C226 47u 16V 1 2 3 4 5 6 7 8 9 10 11 12 J13 CABLE ASSY 12PP 2 0 L 185 TOAMP CH1 1 2 3 4 5 6 7 8 J1 CABLE ASSY 8PP 2 0 L 420 TOINPUT C239 0 1u 1 2 J28 TOPWR SWITCH W1 W2 C208 47u C240...

Page 50: ...VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 50 Table of Contents...

Page 51: ...9 600ohm 1 2 L20 600ohm C81 470p C82 470p TP32 TP33 TP34 6 5 7 U1 B TL074 2 3 1 U1 A TL074 2 3 1 U4 A TL074 6 5 7 U4 B TL074 1 4 3 T 5 R 4 S 6 TS 2 RS 1 SS J20 1 4 3 T 5 R 4 S 6 TS 2 RS 1 SS J19 C11 4...

Page 52: ...p C38 470p C39 1uF 50V R60 49 9k C40 47p TP11 TP12 TP16 C41 470p C42 470p 1 2 L9 600ohm 1 2 L10 600ohm R65 4 99k R66 4 99k R67 100k R68 100k R69 392 1 2 R70 20k R71 392 1 2 R72 20k C45 100pF 50V C46 1...

Page 53: ...1 TP42 TP43 R149 10R R150 10R 11 N 4 P U1 E TL074 1 WHITE 2 GND 3 RED 4 CIRCLEHOLE 5 SQUREHOLE1 6 SQUREHOLE2 RCA 2P 3HOLE 1 WHITE 2 GND 3 RED 4 CIRCLEHOLE 5 SQUREHOLE1 6 SQUREHOLE2 J10 RCA 2P 3HOLE 8...

Page 54: ...3 P3 4 P4 5 P5 6 P6 7 P7 8 P8 9 S1 10 S2 J15 1 2 L29 600ohm R151 100 1 P1 2 P2 3 P3 4 P4 5 P5 6 P6 7 P7 8 P8 9 S1 10 S2 J16 1 2 L30 600ohm R152 100 N I 0 1u R123 NI C134 470p C135 470p N I 50V 1 2 3 4...

Page 55: ...13 14 15 16 17 18 19 20 21 22 23 24 J1 TO AMP CH1 C4 22uf 50V C3 0 01uf 50V 1 2 R1 10k 1 4W 1 2 R2 10k 1 4W 1 2 R3 10k 1 4W 1 2 R4 10k 1 4W 1 2 R5 10k 1 4W 1 2 R10 10k 1 4W 1 2 R11 10k 1 4W 1 2 R12 1...

Page 56: ...ET OF SCALE REVISIONRECORD APPROVED ECO NO A B D DATE 1 2 3 4 5 6 D C A B C LTR CH1 SPEAKER HI Z CH2 SPEAKER HI Z C1 N I C2 N I 1 2 3 4 5 SP1 SP OUT_05P 1 2 3 4 5 SP2 SP OUT_05P 1 2 3 J1 TO O P XFMR 1...

Page 57: ...7 8 4 U102 C NJM4560M C110 0 1u C111 0 1u CR142 1N4007 CR143 1N4007 CR144 1N4007 CR145 1N4007 CR146 1N4007 CR147 GS1G R105 N I R116 0 R167 10K 1 4W Q120 MMBT4401 R170 33K CR127 1N4148 R169 56K 1 4W R1...

Page 58: ...21 22 23 24 J2 TODIP 1 2 3 4 5 6 7 8 9 J4 CON 09P TOPUS BOARD 1 2 3 4 5 6 J7 TOFRONT INPUT BOARD R11 NI R5 0R R6 0R 3 2 P1 3 2 P2 3 2 P3 3 2 P4 15V 15V 5V 3 3VA 15V 15V AGND 15V 15V 27V 4V V_LED REMO...

Page 59: ...271 10K R272 15K R273 2K Q222 MMBT4401 C227 0 01uF 50V R263 10K C230 470uF 10V C231 470uF 10V Q224 MMBT3906 R264 100K Q223 MMBT3904 Q225 MMBT3904 R265 10K R274 1 21k 1 4W R299 4 7 R298 4 7 8 4 U202 C...

Page 60: ...R2013 220K C203 0 1 8 4 U201 C AS358M R2014 10K 1 CR211 1N4148 R2012 10K 1 CR205 1N4148 R2051 NTSA0XR502FE1B0 R2024 1M R2026 3 3K R2025 10K Q235 MMBT4401 R2027 68R 1 4W CR212 GS1G R2028 0R R2029 N I R...

Page 61: ...1 4W R11 10R 1 4W C17 100uF 35V C24 104 C25 104 C26 104 D22 1N4007 D23 1N4007 D24 1N4007 D25 1N4007 J5 2Pin 3 96mm C558 4700uF 6 3V C548 4700uF 10V C1 104 C2 104 PC1 PC2 1 2 3 4 J7 C22 104 C7 104 C11...

Page 62: ...1 1 REV SIZE CODE DRAWN DATED DATED CHECKED QUALITY CONTROL DATED DATED RELEASED COMPANY TITLE DRAWING NO SCALE REVISIONRECORD APPROVED ECONO A B D DATE 1 2 3 4 5 6 D C A B C LTR TOPSU SW1 Power Swit...

Page 63: ...NO DESCRIPTION NUMBER 1 CHANNEL EXPLODE DRAWING VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 63 Table of Contents...

Page 64: ...NO DESCRIPTION NUMBER 1 CHANNEL EXPLODE DRAWING VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 64 Table of Contents...

Page 65: ...NO DESCRIPTION NUMBER 1 CHANNEL EXPLODE DRAWING VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 65 Table of Contents...

Page 66: ...NO DESCRIPTION NUMBER 2 CHANNEL EXPLODE DRAWING VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 66 Table of Contents...

Page 67: ...NO DESCRIPTION NUMBER 2 CHANNEL EXPLODE DRAWING VMA 160 1120 1240 260 2120 Service Manual Version A 09 20 67 Table of Contents...

Page 68: ...N 2EDGK 5 0 03P 14 1000AH 1 30 MALE PLUG CONNECTOR 5 PINS 5 0P GREEN DEGSON 2EDGK 5 0 05P 14 1000AH 1 31 FINAL ASSY VMA160 230V EU VER 1 CH MIXER AMPLIFIER 60W 1 32 SUB FINAL ASSY VMA160 230V EU VER 1...

Page 69: ...2 5 1 77 619 60W 70V 100V 75 8 5 2 0 2 78 619 60W 70V 100V 70 8 5 1 0 1 79 LABEL 16X13MM SELF ADHESIVE COPPER PAP REV A 1 80 CABLE ASSY UL1015 AWG16 1PIN L 100MM YELLOW GREEN HONGJIAN HJ GH 0051 1 81...

Page 70: ...1 16W 1 4 7K 1 123 RES SMD 0603 1 16W 1 560R 2 124 RES SMD 0603 1 16W 1 5 6K 1 125 RES SMD 0603 1 16W 1 8 2K 1 126 RES SMD 0603 1 16W 5 0R 20 127 RES SMD 0603 1 16W 5 10K 29 128 RES SMD 0603 1 10W 1 2...

Page 71: ...601T20 3 181 FERRITE BEAD SMD 0603 330 OHM 2A TAI TECH HCB1608KF 331T20 2 182 FERRITE BEAD SMD 0603 220 OHM 2A TAI TECH HCB1608KF 221T20 1 183 Surface Mount Tactile SW 1P1T 50MA 12V VER H 5MM Wah Shu...

Page 72: ...E ASSY UL1015 AWG16 1 PIN BLACK L 210mm HONGJIAN HJ GH 046 1 231 FIBRE HIGH TEMP TUBE WHITE ID 1 0 0 205 232 INSULATOR 25x20x0 1mm MICA REV A 2 233 HEATSINK 1 CHANNEL 60V AL5052 ANODE BLACK REV A 1 23...

Page 73: ...330R 4 287 RES SMD 0603 1 10W 1 33K 3 288 RES SMD 0603 1 16W 5 4 7R 6 289 RES SMD 0603 1 10W 5 15K 5 290 RES SMD 1206 1 4W 5 22K 1 291 RES SMD 1206 1 4W 5 3 3K FENG HUA 1 292 RES SMD 0603 1 10W 1 100K...

Page 74: ...CER 100pF 5 100V 0603 NPO 2 337 CAP SMD CER 470PF 10 100V 0603 X7R 2 338 CAP SMD CER 0 1UF 80 20 50V 0603 Y5V 3 339 IC CF4558 SMD DUAL OP AMP SOP8 T R SEMICO CF4558CB 1 340 FERRITE BEAD SMD 0603 600...

Page 75: ...0 2A ON SEMI MMBT3904LT1G 1 392 TRANS 3906 SOT 23 PNP ONSEMI MMBT3906LT1G 2 393 PCB 2L9S FR4 R5 HAL PWR SW INPUT F INPUT VMA 1 CH 1 394 RES SMD 0603 1 10W 5 100R 1 395 RES SMD 0603 1 16W 5 10K 7 396 P...

Page 76: ...RES MF REDUCED SIZE 1 4W 1 470R D 1 7MM L 3 5MM SHIMENG 1 438 RES MO 1W 5 470R FLAME PROOF 1 439 RES CF 1 4W 5 47K TAPE 5 440 TRANS 2N2907A TO 92 E B C PNP T R SEMTECH 2N2907A 1 441 TRANS 2N5551 TO 92...

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