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Marshall Amplification DSL40CR Service Manual
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Marshall Amplification DSL40CR Service Manual

Marshall Amplification DSL40CR Service Manual

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DSL40CR
SERVICE MANUAL
BOOK-80015-01
M3390.069

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Summary of Contents for Marshall Amplification DSL40CR

  • Page 1 DSL40CR SERVICE MANUAL BOOK-80015-01 M3390.069...
  • Page 2 Units made to previous specification or design should not be modified to current design unless specified by a company statement. Marshall Amplification Plc reserve the right to alter and update this documentation or product without notice.
  • Page 3 THE DSL40CR HAS BEEN DESIGNED WITH A 12” G-12 V-TYPE SPEAKER FOR THOSE WHO NEED EXCEPTIONAL TONE AND FLEXIBILITY. WITH RICH FUNCTIONALITY INCLUDING THE ABILITY TO MOVE BETWEEN TWO SOUNDS WITHIN EACH GAIN CHANNEL, PLAYERS CAN EXPERIMENT AND RELEASE THEIR PERSONALITY THROUGH SOUND.
  • Page 4 WARNING! SAFETY INSTRUCTIONS PLEASE READ THE FOLLOWING NOTICE IN FULL BEFORE ATTEMPTING TO REPAIR, SERVICE OR DISMANTLE ANY ITEM OF MARSHALL AMPLIFICATION PLC. PLEASE NOTE THAT FAILURE TO OBSERVE MAINS INPUT & FUSE personnel at properly approved waste appropriate conformity approval.
  • Page 5 China CBLM-00013 / CBLM-90013 220V 50HZ Semko Denmark, Sweden, Finland, Norway CBLM-00003 / CBLM-90002 230V 50HZ Taiwan CBLM-00009 / CBLM-90003 120V 60HZ CBLM-00005 / CBLM-90003 120V 60HZ Hong Kong CBLM-00006 / CBLM-90001 220V 50HZ DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 6 HANDLE OVERMOULD WITH BLACK END CAPS HNDL-90014 12” SPEAKER (16OHM) V-TYPE SPKR-91009 BLACK ELEPHANT GRAIN CVER-90002 BLACK ELEPHANT GRAIN CVER-90002 90 DEGREE REAR CORNER CORN-91008 90 DEGREE FRONT CORNER CORN-91007 RUBBER FEET (BIG) FEET-90026 DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 7 STOCK NO. ROCKER BLACK 6 PIN SWTM-90010 MAIN SWICH WITH LED REF. TABLE 6 IEC POWER SOCKET SKTM-90002 DSL40CR FRONT PANEL REF. TABLE 2 OUTPUT TRANSFORMER D2507 TXOP-91007 POWER TRANSFORMER MD175XX REF. TABLE 1 DSL40CR REAR PANEL REF. TABLE 3 POWER SOCKET LITTELFUSE TO FIT SKTM-90002 REF.
  • Page 8 BROWN BODY GOLD CAP KNOB REF. TABLE 5 TUBE SHIELD-1 2.4-50 SHORT SPRING VLVE-90108 VACUUM TUBE ECC83 (V1,V2) REF. VALVE CHART VACUUM TUBE ECC83 (V3,V4) REF. VALVE CHART VACUUM TUBE EL34 II JJ (V5,V6) REF. VALVE CHART DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 9 PANL-91096 TABLE 3 - REAR PANELS - COMBO VOLTAGE SPEC QTY DESCRIPTION STOCK NO. A, D, E, H, I,K, L, Q, DSL40CR REAR PANEL 230V PANL-91097 S, X B, C, F, M, T, U DSL40CR REAR PANEL 120V PANL-91098 DSL40CR REAR PANEL 100V...
  • Page 10 = 19V rms or 58V pp (HIGH) CT, SCRN, HT6 “HIGH” CN 5/6 CT, SCRN, HT6 “LOW” 137V CN 10/11 HEATERS (V2-8) 6.78V CN 1/2 LT1, LT2, HEATER V1 15.2V CN 21/22 BIAS1, BIAS2 108V DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 11 VOLTAGE AND WAVEFORM TESTING (CONTINUED) TEST POINTS AND RELEVANT WIRING DIAGRAMS WITH RESULTS ALL DISPLAYED IN THE PAGES THAT FOLLOW. 10 11 DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 12 Clean/ 11. MIDDLE 15. RESONANCE tones. Crunch or OD1/OD2. Controls the middle frequency of your Controls the amount of lower frequencies DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 13 This switch activates and deactivates the the DSL100HR and the 40 Watt setting MASTER VOLUME SECTION FX loop for the DSL40CR. 18. MASTER SELECT Note: FX loop on/off is footswitchable STB (standby): This is used in conjunction This switches between master 1 and...
  • Page 14 Never use DSL100HR the loop and master volume via MIDI Connect the output of an external FX function #33). or DSL40CR without a speaker load. messages. pedal or processor. Note: For silent recording via emulated 29. FX LOOP SEND...
  • Page 15 DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. RFC 3949 09.05.17 R205 TLV272 (P3, P5) 9.25V 4.61V DSL100M2-61-02 DSL 40/100 MK2 TEL (01908) 375411 FAX (01908) 376118 ECO NUMBER DATE APPROVED DATE File: DSL100M2-61-02-V8.SchDoc Date: 17/08/2018 DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 16 560R R216 R217 R238 MT1 MT2 D202 IC202 100k 100k 6N138 DGND CHGND DGND RGND DSL40CR service manual MATERIAL DIMENSIONS IN TITLE BOOK-80015-01 | M3390.069 DSL 40/100 MK2 Rear PCB TOLERANCE (UNLESS OTHERWISE STATED) MATERIAL THICKNESS HOLE DIA = +/-...
  • Page 17 OD1 - Overdrive 1 JS201 V(rms) 14.3V and V(pp) 32V JS201 V(rms) 33.7V and V(pp) 76.8V OD2 - Overdrive 2 TITLE DSL 40/100 MK2 Rear PCB DSL40CR service manual MARSHALL AMPLIFICATION PLC DWG. No. Sheet GH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. DSL100M2-61-02 TEL (01908) 375411 FAX (01908) 376118 BOOK-80015-01 | M3390.069...
  • Page 18 J.E.M DATE 06-06-18 DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. Level adjustment for PP 09.05.17 AGND DSL100M2-60-02 DSL40/100 MK2 TEL (01908) 375411 FAX (01908) 376118 DSL40CR service manual Andy APPROVED Golding DATE ECO NUMBER DATE 2018.06.07 File: DSL100M2-60-02-v9 Page1.SchDoc Date:...
  • Page 19 DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. Value Changes ACS 09-02-17 DSL40/100 MK2 TEL (01908) 375411 FAX (01908) 376118 Andy Golding ECO NUMBER DATE APPROVED DATE 2018.06.07 MT10 MT11 File: DSL100M2-60-02-v9 Page2.SchDoc 11:21:50 +01'00' DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 20 0W6 1% VR15:1 CN16:3 B50k CN15:10 CN16:10 CN16:4 160V CN15:6 CN16:6 AGND DSL40CR service manual MATERIAL DIMENSIONS IN TITLE DSL40/100 MK2 Main RFC3921 06.06.18 TOLERANCE (UNLESS OTHERWISE STATED) BOOK-80015-01 | M3390.069 MATERIAL THICKNESS HOLE DIA = +/- C138 Changed to 160V 27-02-17 16.03.2016...
  • Page 21 220k S OUT 100u 100u R124 470k LED2 BZX55-10V TLC6C598QDRQ1 MASTER 1 0W6 1% 0W6 1% R122 MASTER 2 DGND 100V 450V PGND LED4 R126 470k DSL40CR service manual FX LOOP BOOK-80015-01 | M3390.069 LED3 470k 100k +3V3 +3V3 +3V3...
  • Page 22 V1 PIN1 V(rms) 395mV and V(pp) 1.15V V1 PIN7 V(rms) 327mV and V(pp) 952mV V1 PIN6 V(rms) 17.7V and V(pp) 51.2V R122 OD2 - Overdrive 2 MASTER 2 DGND PGND LED4 R126 470k FX LOOP DSL40CR service manual LED3 BOOK-80015-01 | M3390.069 +3V3 +3V3 +3V3 SW_LATCH...
  • Page 23 V3 P8 224V AGND 100k V3 P8 212V AGND 100k V3 P8 207V AGND 220n 1N5927B 250V MPSA06 270k DSL40CR service manual 100k 100R PGND 470k 500V R138 R121 MASTER 1 BOOK-80015-01 | M3390.069 0W6 1% 560R 560R MPSA44 400V VR12:1...
  • Page 24 V2 PIN2 V(rms) 97.5mV and V(pp) 282mV V2 PIN2 V(rms) 5.7V and V(pp) 16.6V V2 PIN1 V(rms) 262mV and V(pp) 760mV V2 PIN1 V(rms) 56.4V and V(pp) 144V SW_LATCH AGND CLK INH DSL40CR service manual 100n BOOK-80015-01 | M3390.069 DGND 100n 100n 100n...
  • Page 25 V3 PIN7 V(rms) 72.3V and V(pp) 156V V2 PIN6 V(rms) 15.5V and V(pp) 44.8V V3 PIN7 V(rms) 5.49V and V(pp) 16V V3 PIN8 V(rms) 62.8V and V(pp) 141V DGND 100n 100n 100n MISO DSL40CR service manual SW2:1 SW3:1 SW5:1 SW2:2 SW3:2 BOOK-80015-01 | M3390.069 SW5:2 DGND...
  • Page 26 C138 Changed to 160V 27-02-18 100n 100n DRAWN PGS/AC DATE 20-11-2015 DIMENSION RFC3854 06-09-17 MODEL CHECKED J.E.M DATE 06-06-18 Level adjustment for PP 09.05.17 AGND DSL40 Andy APPROVED Golding DATE ECO NUMBER DATE 2018.06.07 11:21:27 DSL40CR service manual +01'00' BOOK-80015-01 | M3390.069...
  • Page 27 PGS/AC DATE 20-11-2015 DIMENSIONAL = +/- MARSHALL AMPLIFICATION PLC DWG. No. Sheet MODEL J.E.M 06-06-18 DSL40CR service manual CHECKED DATE DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. DSL100M2-60-02 DSL40/100 MK2 TEL (01908) 375411 FAX (01908) 376118 Andy Golding APPROVED DATE BOOK-80015-01 | M3390.069...
  • Page 28 DWG. No. MODEL CHECKED J.E.M DATE 06-06-18 DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. DSL100M2-60-02 DSL40/100 MK2 TEL (01908) 375411 FAX (01908) 376118 Andy Golding APPROVED DATE 2018.06.07 File: DSL100M2-60-02-v9 Page1.SchDoc Date: 11:21:27 +01'00' DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 29 37.9mV CN15:4 AGND AGND MATERIAL DIMENSIONS IN TITLE DSL40/100 MK2 Main PCB 06.06.18 TOLERANCE (UNLESS OTHERWISE STATED) MATERIAL THICKNESS DSL40CR service manual HOLE DIA = +/- 27-02-17 AC / PGS 16.03.2016 DRAWN DATE DIMENSIONAL = +/- AGND 06-09-17 PGND MARSHALL AMPLIFICATION PLC DWG.
  • Page 30 FREQUENCY:1kHz - “HIGH” FREQUENCY:1kHz - “HIGH” V4 PIN2 V(rms) 4.66V and V(pp) 13.4V V4 PIN2 V(rms) 8.09V and V(pp) 35.2V V4 PIN7 V(rms) 988mV and V(pp) 2.68V V6 PIN1 V(rms) 54.9V and V(pp) 154V DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 31 V6 PIN3 V(rms) 134V and V(pp) 408V Golding V7 PIN1 V(rms) 54.4V and V(pp) 125V APPROVED DATE V7 PIN1 V(rms) 18.2V and V(pp) 38.8V V6 PIN3 V(rms) 269V and V(pp) 604V 2018.06.07 MT11 File: DSL100M2-60-02-v9 Page2.SchDoc Date: 07/06/2018 11:21:50 +01'00' DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 32 DGND J.E.M DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ. CHECKED DATE DSL100M2-60-02 DSL40/100 MK2 TEL (01908) 375411 FAX (01908) 376118 Andy APPROVED Golding DATE 2018.06.07 MT10 MT11 11:21:50 File: DSL100M2-60-02-v9 Page2.SchDoc Date: 07/06/2018 +01'00' DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 33 B50k CN15:10 CN16:10 CN16:4 160V CN15:6 CN16:6 AGND MATERIAL DIMENSIONS IN TITLE DSL40CR service manual DSL40/100 MK2 Main PCB TOLERANCE (UNLESS OTHERWISE STATED) MATERIAL THICKNESS HOLE DIA = +/- BOOK-80015-01 | M3390.069 16.03.2016 DRAWN AC/PGS DATE DIMENSIONAL = +/- MARSHALL AMPLIFICATION PLC DWG.
  • Page 34 B50k CN15:10 CN16:10 CN16:4 160V CN15:6 CN16:6 AGND MATERIAL DIMENSIONS IN TITLE DSL40CR service manual DSL40/100 MK2 Main PCB TOLERANCE (UNLESS OTHERWISE STATED) MATERIAL THICKNESS HOLE DIA = +/- BOOK-80015-01 | M3390.069 16.03.2016 DRAWN AC/PGS DATE DIMENSIONAL = +/- MARSHALL AMPLIFICATION PLC DWG.
  • Page 35 USB_DP G471 DGND USB_DM USB_R1 MIDI_IN CN2:7 G471 +3V3 DGND DGND DGND DSL40CR service manual BOOK-80015-01 | M3390.069 MATERIAL DIMENSIONS IN TITLE DFX1 MODULE TOLERANCE (UNLESS OTHERWISE STATED) MATERIAL THICKNESS HOLE DIA = +/- 20.02.17 DRAWN DATE DIMENSIONAL = +/-...
  • Page 36 DFX1 PCBPS DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 37 R221 � 0 00 0 CN207 CN203 R23B C21"'1 • �� DSL1 00M2-61-00-U6A D201 R213 R20"'1 C202 CN202 CN201 CN206 CN205 a: a: C20"'1 CN20"'1 � � � R222 � DSL100M2-61-00-U68 � � DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 38 COMPONENT SIDE TRACK PCBP DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 39 SOLDER SIDE TRACK PCBP DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 40 MAIN SWITCH 110V - B, C, F, J, M, T, U PANL-91096 DSL40CR FRONT PANEL PANL-91097 DSL40CR REAR PANEL - R A, D, E, H, I,K, L, Q, S, X PANL-91098 DSL40CR REAR PANEL - B, C, F, M, T, U PANL-91099...
  • Page 41 REVISIONS As and when revisions are made, the service manual will be updated. DSL40CR service manual BOOK-80015-01 | M3390.069...
  • Page 42 WHILST THE INFORMATION CONTAINED HEREIN IS CORRECT AT THE TIME OF PUBLICATION, DUE TO ITS POLICY OF CONSTANT IMPROVEMENT AND DEVELOPMENT, MARSHALL AMPLIFICATION PLC RESERVES THE RIGHT TO ALTER SPECIFICATIONS WITHOUT PRIOR NOTICE. MARSHALL AMPLIFICATION PLC, DENBIGH ROAD, BLETCHLEY, MILTON KEYNES, MK1 1DQ, ENGLAND.