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Ac mains voltage selection, Traces cut on bottom of printed circuit board – Manley LANGEVIN MINI MASSIVE STEREO EQ User Manual

Page 18

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AC MAINS VOLTAGE SELECTION

This may involve soldering jumpers and cutting of printed circuit board traces.
Danger : There is a possibility of electric shock if power is connected and danger of
damage to the Mini Massive if the procedure is done wrong. This should only be done by a
trained technician and ONLY ever be done with the power cable removed.

18

TRANSFORMER BOX

TRANSFORMER BOX

1

2

3
4

5

6

7

8

1

2

3

4

5

6

7

8

FOR 100 VAC - CUT THE TRACES BETWEEN 5 & 7, AND 7 & 8

A PCB TRACE SHOULD EXIST FROM 1 & 2

SOLDER JUMPERS FROM PADS 4 & 6 AND 6 & 8

FOR 117 VAC - PRINTED CIRCUIT BOARD TRACES SHOULD EXIST ON THE BOTTOM OF THE CIRCUIT BOARD

BETWEEN: 1 & 2, BETWEEN 5 & 7, AND BETWEEN 7 & 8 ONLY

IF NOT REMOVE ANY OTHER JUMPERS AND SOLDER THESE IN.

PCB JUMPERS

FOR 220 / 240 VAC -

PRINTED CIRCUIT BOARD TRACES SHOULD EXIST ON THE BOTTOM OF THE CIRCUIT BOARD

BETWEEN 7 & 8 ONLY

CUT THE PCB JUMPER BETWEEN 1 & 2, ALSO BETWEEN 5 & 7

SOLDER JUMPERS BETWEEN PADS 2 & 3

PCB JUMPERS

TRACES CUT ON BOTTOM OF PRINTED CIRCUIT BOARD

ADD

ADD

ADD

CUT