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MAINS FUSE

230V—T1.6A

120V—T3A

CAUTION!

Replace fuse with same type and

rating only disconnect mains supply before
opening.

ATTENTION!

Replacer le fusible par le

meme type et le meme calibre Debrancher a la
prise secteur avant D,ouvrir.

WARNING

No user serviceable parts inside; refer

servicing to qualified personnel only.

AVIS!

Risque de choc. Ne pas ouvrir.

WARNING!

Fire & Shock Hazard: Do not expose

this unit to rain or moisture. This Apparatus Must Be
Earthed. Do not open.

OUTPUT

EMULATED

OUTPUT

Pin 1—OV
Pin 2—High
Pin 3—Low

Refer to manual
for details

Internal

Extension

Manufactured in Great Britain by:
Marshall Amplification plc, Bletchley,

Milton Keynes, England.

30 watts RMS into 8/16

.

16

extension speaker

16

internal speaker

(Refer to manual for details)

MAINS INPUT

230V ~50 Hz
160 Watts

BOOST

VOLUME

STANDBY

0

1

POWER

0

1

FOOT

SWITCH

TONE

BASS

MIDDLE

TREBLE

SEND

RETURN

REVERB

VOLUME

LOOP

MASTER

VOLUME

INPUT

0

2

8

6

4

10

0

2

8

6

4

10

0

2

8

6

4

10

0

2

8

6

4

10

0

2

8

6

4

10

0

2

8

6

4

10

PUSH

CHANNEL

RED

GREEN

0

2

8

6

4

10

0

2

8

6

4

10

GAIN

NORMAL

30

30

V

A

L V

E

A M P LI

FIC

AT

IO

N

JTM 30 

Front Panel

JTM 30 

Rear Panel

1

2

4

6

5

7

9

11

12

13

14

15

16

8

3

4

5

1

2

3

MAINS INPUT   

230V ~ 50 Hz  160 Watts

MAINS FUSE

120V—T3A

230V—T1.6A

WARNING

!

No user serviceable parts inside; refer servicing to qualified personnel only.

AVIS!

Risque de choc. Ne pas ouvrir.

WARNING!

Fire & Shock Hazard:
Do not expose this unit to rain or moisture. This Apparatus Must Be Earthed. Do not open.

CAUTION!

Replace fuse with same type and rating only disconnect mains supply before opening.

ATTENTION!

Replacer le fusible par le meme type et le meme calibre Debrancher a la prise secteur 
avant D,ouvrir.

Manufactured in Great Britain by: 

Marshall Amplification plc, Bletchley, Milton

Keynes, England.

60 watts RMS into 8/16 .
16 extension speaker
16 internal speaker
(Refer to manual for details)

PARALELL

FX LOOP

SERIES

FX LOOP

Return

Return

Send

Send

D.I.OUTPUT

Pin 1—OV, Pin 2—High, Pin 3—Low  (Refer to manual)

0

8

4

10

Presence

2

Emulated

PWR Amp

Line Out

6

OUTPUT

Internal

Extension

60

V

A

L V

E

A M P LI

FIC

AT

IO

N

VOLUME

BASS

MIDDLE

TREBLE

NORMAL

REVERB

BOOST

REVERB

VOLUME

BOOST

MASTER

0

6

4

10

0

6

4

10

0

6

4

10

0

6

4

10

0

6

4

10

0

6

4

10

0

6

4

10

0

8

6

4

10

STANDBY

0

1

POWER

0

1

GAIN

VOLUME

NORMAL

BASS

MIDDLE

TREBLE

0

2

6

4

10

0

6

4

10

0

6

4

10

PUSH

CHANNEL

FOOT 

SWITCH

INPUT

RED

GREEN

0

4

12

8

20

0

8

6

4

10

(Parallel Mix)

EFFECTS

JTM 60 

Front Panel

JTM 60 

Rear Panel

1

2

4

6

5

7

9

10

11

12

13

14

15

16

17

18

19

8

1

2

3

3

4

5

6

7

8

9

10

11

10

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