Marshall Amplification DSL100HR Manual de usuario

DSL100HR

BOOK-80016-01

M3390.070

SERVICE MANUAL

2DSL100HR service manual

BOOK-80016-01 | M3390.070

THIS DOCUMENTATION IS NOT FOR PUBLICATION AND IS FOR USE ONLY BY

AUTHORISED DISTRIBUTION AND SERVICE CENTRE PERSONNEL.

This document supports current producon units for the specied models in the

document. Units made before this me may vary. Where possible, variaons in

products are listed in this document. Units made to previous specicaon or design

should not be modied to current design unless specied by a company statement.

Marshall Amplicaon Plc reserve the right to alter and update this documentaon or

product without noce.

Marshall Amplicaon Plc reserve the right to supply equivalent or alternave parts for

spares orders.

Please contact Marshall UK for components not listed in this service manual.

DSL100HR

VALVES

4 x ECC83, 4 x EL34

CHANNELS

2, ultra gain and classic gain

POWER CONTROL

100W or 50W

EQUALISATION

Master volume II, master volume I, master

select switch, resonance, presence, tone

shi switch, bass, middle, treble, ultra gain

channel (OD1/2 switch, volume, gain),

classic gain channel (clean/crunch switch,

volume, gain)

EFFECTS

Reverb (per channel)

SPEAKER OUTPUTS

5 x 1/4” jack sockets

(16Ω load / 8Ω load / 4Ω load)

OUTPUTS

1 x 1/4” jack emulated line out

Eects loop send/return

3DSL100HR service manual

BOOK-80016-01 | M3390.070

THE DSL100HR HAS TWO GAIN CHANNELS TO PRODUCE THAT LEGENDARY

MARSHALL SOUND WITH RICH FUNCTIONALITY FOR THOSE WHO REQUIRE

FLEXIBILITY AND UNQUESTIONABLE QUALITY. THE AMP CAN MOVE

BETWEEN TWO SOUNDS WITHIN EACH GAIN CHANNEL, SO THAT PLAYERS

CAN CREATE AND RELEASE THEIR PERSONALITY THROUGH SOUND.

Warning! Safety instrucons 4

Country idencaon codes 5

DSL100HR exterior 6

Amp assembly 7

Amp assembly tables 9

Voltage and waveform tesng 10

Front panel funcons 12

Rear panel funcons 14

Rear panel PCB 15

Main PCB 18

Main PCB - g. A voltages 21

Main PCB - g. A waveforms 22

Main PCB - g. B voltages 23

Main PCB - g. B waveforms 24

Main PCB - g. C 26

Main PCB - g. D voltages 27

Main PCB - g. D waveforms DFX1 28

Main PCB - g. E voltages 29

Main PCB - g. E waveforms 30

Main PCB - g. F voltages 33

DFX1 module PCB 35

DFX1 PCBPs 36

Component idencaon PCBP 37

Component side track PCBP 38

Solder side track PCBP 39

Spares list DSL100HR 40

Revisions 41

CONTENTS

4DSL100HR service manual

BOOK-80016-01 | M3390.070

WARNING! SAFETY INSTRUCTIONS

PLEASE READ THE FOLLOWING NOTICE IN FULL BEFORE ATTEMPTING TO REPAIR, SERVICE OR DISMANTLE ANY ITEM OF MARSHALL AMPLIFICATION PLC.

MAINS INPUT & FUSE

The specic mains input voltage rang

that your amp has been manufactured for

is indicated on the rear panel of the amp.

Your amp is provided with a detachable

mains (power) lead, which should be

connected to the mains input socket on

the rear panel of the amp. The correct

value and type of mains fuse is specied

on the rear panel of the amp.

Never aempt to bypass the fuse or t

one of the incorrect value or type.

PLEASE NOTE THAT FAILURE TO OBSERVE

THE CONDITIONS SET OUT IN THIS NOTICE

MAY RESULT IN DEATH OR SERIOUS INJURY

TO YOURSELF AND/OR OTHERS. IT MAY

ALSO INVALIDATE THE MANUFACTURER’S

WARRANTY IN RESPECT OF THE ITEM OF

EQUIPMENT CONCERNED.

1. The informaon contained in this

Service Manual (and in all annexes,

diagrams and documents aached

to or accompanying this Service

Manual) is intended to be used by

authorised Marshall Amplicaon Plc

service centres or by approved waste

electrical and electronic equipment

reprocessing and recycling centres

only.

2. All repairs and servicing of Marshall

Amplicaon Plc equipment

(‘Marshall Equipment’) should only

be carried out by suitably trained and

qualied personnel at an authorised

Marshall Amplicaon Plc service

centre. For details of your nearest

authorised service centres please

contact the ‘Service Department’ at

Marshall Amplicaon Plc.

3. All reprocessing and recycling of

Marshall Equipment at the end of

its useful life should only be carried

out by suitably trained and qualied

personnel at properly approved waste

electrical and electronic equipment

reprocessing and recycling centres.

4. Marshall Equipment should always

be fully disconnected from the mains

electricity supply before aempng

to carry out any repair, servicing or

disassembly.

5. Even when Marshall Equipment has

been disconnected from the mains

electricity supply it may sll retain

high voltage electrical charges that

are potenally hazardous to life and

health. Marshall Equipment may

also contain parts that remain at a

high temperature for a considerable

period of me aer use. Extreme

cauon should always therefore be

exercised when carrying out any

repairs, servicing or disassembly of

any Marshall Equipment.

6. All Marshall Equipment (including

its component parts) conform and

comply with relevant laws applicable

at the me of manufacture (including

but not limited to laws relang to

electrical safety, electromagnec

compability and the presence of

hazardous substances.) Furthermore

all components are specic for their

intended use and have undergone

appropriate conformity approval.

In the event that during the

repair or servicing of any Marshall

Equipment it is necessary to replace

any component, part or material,

it is therefore essenal that only

components, parts or materials that

have been approved by Marshall

Amplicaon Plc should be used.

7. Any safety warnings aached to

an item of Marshall Equipment

will comply with laws and industry

standards applicable at the me

such item of Marshall Equipment

was manufactured but may not

necessarily reect current law

or standards. No safety warning

aached to any item of Marshall

Equipment should be removed during

servicing or repair.

Save as set out below, Marshall

Amplicaon Plc accepts no responsibility

for any death, injury, loss or damage arising

from any non-observance of the above

condions.

Nothing in these condions shall limit

Marshall Amplicaon Plc’s liability for

death or injury to the extent that it

results from their direct negligence or its

employees.

5DSL100HR service manual

BOOK-80016-01 | M3390.070

COUNTRY IDENTIFICATION CODES

COUNTRY IDENTIFICATION CODES LISTED BELOW ARE USED THROUGHOUT THIS SERVICE MANUAL.

CODE COUNTRY CABLE (UK/VT) VOLTAGE POWER

A Australia, New Zealand CBLM-00007 / CBLM-90004 230V 50HZ

BBrazil CBLM-00011 / CBLM-90005 127V 60HZ

C Canada CBLM-00002 / CBLM-90003 120V 60HZ

D Argenna CBLM-00010 / CBLM-90007 220V 50HZ

EAndorra, Armenia, Austria, Bolivia, Bulgaria, Chile, Croaa, Cyprus, Czech Republic,

Gran Canaria, Egypt, Estonia, France, French Polynesia, Germany, Ghana., Greece,

Guadeloupe, Hungary, Iceland, India, Iran, Italy, Jordan, Kuwait, Lebanon, Malta,

Marnique, Netherlands, New Caledonia, Nigeria, Poland, Portugal, Reunion Island,

Russia, Singapore, Slovenia, South Africa, Spain, Tenerife, Thailand, Tunisia, Turkey,

Uruguay

CBLM-00003 / CBLM-90002 230V 50HZ

FColumbia, Costa Rica, Dominican Republic, Equador, El Salvador, Panama, Venezuela CBLM-00005 / CBLM-90003 120V 60HZ

H Home Market (UK), Ireland, Malaysia, Gibraltar, UAE, Bangladesh, Northern Cyprus CBLM-00006 / CBLM-90001 230V 50HZ

I Israel CBLM-00015 / CBLM-90009 230V 50HZ

J Japan CBLM-00012 / CBLM-90010 100V 50/60HZ

K Korea CBLM-00014 / CBLM-90011 220V 60HZ

L Indonesia CBLM-00003 / CBLM-90002 230V 50HZ

M Mexico CBLM-00005 / CBLM-90003 130V 60HZ

Q China CBLM-00013 / CBLM-90013 220V 50HZ

S Semko Denmark, Sweden, Finland, Norway CBLM-00003 / CBLM-90002 230V 50HZ

T Taiwan CBLM-00009 / CBLM-90003 120V 60HZ

UUSA CBLM-00005 / CBLM-90003 120V 60HZ

X Hong Kong CBLM-00006 / CBLM-90001 220V 50HZ

DSL100HR EXTERIOR

PARTS LIST

ITEM QTY DESCRIPTION STOCK NO.

1 1.0 WHITE PVC 5.0DIA X 13 PIPE-90002

2 1 SMALL WHITE LOGO LOGO-01204

3 1.0 BLACK FRET COVERING FRET-90027

4 1 HANDLE OVERMOULD WITH BLACK END CAPS HNDL-90014

51.0 BLACK ELEPHANT GRAIN CVER-90002

7 4 90 DEGREE REAR CORNER CORN-91008

8 4 90 DEGREE FRONT CORNER CORN-91007

9 4 RUBBER FEET (BIG) FEET-90026

10 2.0 BLACK ELEPHANT GRAIN CVER-90002

A A

B B

C C

D D

SHEET

DRAWN

CHECKED

MFG

APPROVED

MPoderys 24/01/2020

DWG NO

MD175E-00-00 FOR SERVICE MANUAL

TITLE

SIZE

SCALE

REV

1:2.5

1.0

2.0

6DSL100HR service manual

BOOK-80016-01 | M3390.070

AMP ASSEMBLY

PARTS LIST

ITEM QTY DESCRIPTION STOCK NO.

2 1 DSL100HR FRONT PANEL REF. TABLE 2

3 1 DSL100HR REAR PANEL REF. TABLE 3

4 1 MAINS TRANSFORMER MD17XX REF. TABLE 1

51OUTPUT TRANSFORMER MD175E TXOP-91008

8 1 IEC POWER SOCKET SKTM-90002

9 1 MAINS SWITCH WITH LED REF. TABLE 6

10 1 ROCKER BLACK 6 PIN SWTM-90010

16 1 POWER SOCKET FUSE TO FIT SKTM-9002 REF. TABLE 4

A A

B B

C C

D D

SHEET

DRAWN

CHECKED

MFG

APPROVED

MPoderys 24/01/2020

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TITLE

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7DSL100HR service manual

BOOK-80016-01 | M3390.070

AMP ASSEMBLY (CONTINUED)

PARTS LIST

ITEM QTY DESCRIPTION STOCK NO.

17 1 MAIN PCB ASSEMBLY PCBA-90024

18 1 BIAS PCB ASSEMBLY PCBA-90024

19 1 INPUT PCB ASSEMLBY PCBA-90024

20 1 REAR PCB ASSEMBLY PCBA-90025

21 1 SPEAKER OUTPUT PCB PCBA-90025

22 1 DFX CARD DFXP-90004

23 2 RED BIAS KNOB D FIT OPPOSITE D KNOB-00052

40 5 PUSH SW KNOB D=7 SWTP-90021

41 13 BROWN BODY GOLD CAP KNOB REF. TABLE 5

42 1 TUBE SHIELD-1 2.3-50 SHORT SPRING VLVE-90108

1VACUUM TUBE EC83 (V1) REF. VALVE CHART

1VACUUM TUBE EC83 (V2, V3, V4) REF. VALVE CHART

1VACUUM TUBE EL34 II JJ (V5, V6, V7, V8) REF. VALVE CHART

A A

B B

C C

D D

SHEET

DRAWN

CHECKED

MFG

APPROVED

MPoderys 24/01/2020

DWG NO

MD175E-10-00 FOR SERVICE MANUAL PAGE 2

TITLE

SIZE

SCALE

REV

1 / 2

A A

B B

C C

D D

SHEET

DRAWN

CHECKED

MFG

APPROVED

MPoderys 24/01/2020

DWG NO

MD175E-10-00 FOR SERVICE MANUAL PAGE 2

TITLE

SIZE

SCALE

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1 / 2

8DSL100HR service manual

BOOK-80016-01 | M3390.070

AMP ASSEMBLY TABLES

TABLE 1 - MAINS TRANSFORMERS

VOLTAGE SPEC QTY DESCRIPTION STOCK NO.

A, D, E, H, I,K, L, Q,

S, X

1POWER TRANSFORMER MD175E TXMA-91069

B, C, F, M, T, U 1POWER TRANSFORMER MD175E TXMA-91070

J1POWER TRANSFORMER MD175E TXMA-91071

TABLE 2- FRONT PANELS

MODEL QTY DESCRIPTION STOCK NO.

DSL100HR 1DSL100HR FRONT PANEL PANL-91106

TABLE 3 - REAR PANELS - COMBO

VOLTAGE SPEC QTY DESCRIPTION STOCK NO.

A, D, E, H, I,K, L, Q,

S, X

1DSL100HR REAR PANEL 230V PANL-91107

B, C, F, M, T, U 1DSL100HR REAR PANEL 120V PANL-91108

J1DSL100HR REAR PANEL 100V PANL-91109

DSL100HR (CCC) 1DSL100HR REAR PANEL (CCC) PANL-91110

TABLE 5 - KNOBS

MODEL QTY DESCRIPTION STOCK NO.

DSL100HR 1BROWN BODY GOLD CAP D=19.5, LINE

SAME SIDE AS D FLAT TOL 5%

KNOB-90048

TABLE - 4 MAINS INPUT FUSES

VOLTAGE SPEC QTY DESCRIPTION STOCK NO.

A, D, E, H, I, K, L, Q,

S, X

1T2AE 5X20 FUSE-90017

B, C, F, J, M, T, U 1T4AE 5X20 FUSE-90023

TABLE 6 - MAIN SWITCHES

VOLTAGE SPEC QTY DESCRIPTION STOCK NO.

A, D, E, H, I, K, L, Q,

S, X

1MAIN SWITCH WITH LED 220V SWTM-90009

B, C, F, J, M, T, U 1MAIN SWITCH WITH LED 110V SWTM-90012

9DSL100HR service manual

BOOK-80016-01 | M3390.070

TO TEST VOLTAGES, SET AMPLIFIER TO;

1. Set all pots to maximum (10)

2. No tone shi

3. Output set to “Low”

4. No signal in inputs

5. Amplier plugged into an 16ohm load

6. Mains Switch “On”

7. Channel set to “Clean - Classic Gain”

8. Loop set to “O”

Voltages 1 to 11 - Power Supply

Voltages 12 - BIAS Switching

Voltages 13 to 24 - PreAmp

Voltages 25 to 31 - PowerAmp

Voltages 32 to 33 - DXF1

Voltages 34 - Emulator

TO TEST SIGNAL, SET AMPLIFIER TO;

1. Set all pots to maximum (10)

2. Output set to “Low”

3. Amplier plugged into an 16ohm load

4. Signal generator set to 1kHz (9mV

rms or 25.5mV pp) sine wave

With signal 9mV rms or 25.5mV pp in

(T) JS206 (Return) signal on (T) JS201

(16ohm) = 1.08V rms or 3.12V pp.

To get full output on (S) JS201 (16ohm)

Signal in Return (T) JS206 set to 100mV

rms or 282.8mV pp signal on (S) JS201

(16ohm)

= 10.9V rms or 32.2V pp (LOW)

= 27V rms or 85.6V pp (HIGH)

THROUGHOUT THIS SERVICE MANUAL

CL = CLEAN

CR = CRUNCH

OD = OVERDRIVE

B = BASE

E = EMITTER

C = COLLECTOR

TS = TONE SHIFT

MAINS TRANSFORMER SECONDARY WINDINGS

TEST POINT FEED(S) SUPPLIED VOLTAGE

CN 3/4 HT 1-5

CT, SCRN, HT6 “HIGH”

217V

CN 5/6 CT, SCRN, HT6 “LOW” 135V

CN 10/11 HEATERS (V2-8) 6.74V

CN 1/2 LT1, LT2, HEATER V1 15.3V

CN 21/22 BIAS1, BIAS2 108V

Standby Switch O

PLEASE NOTE: Due to possible variaons

in Mains voltages and component

tolerances, deviaon of up to 20% from

the readings is generally acceptable

parcularly with Waveform/signal

readings.

VOLTAGE AND WAVEFORM TESTING

TEST POINTS AND RELEVANT WIRING DIAGRAMS WITH RESULTS ALL DISPLAYED IN THE PAGES THAT FOLLOW.

10DSL100HR service manual

BOOK-80016-01 | M3390.070

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