Power Supply Cable Mounting - CHD Elektroservis SY2-KBD Installation Manual

For yamaha sy-2/sy-1 keyboard control

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SY2

SY2- - - - KBD

KBD

c) Insert the Reset button from interface accessory into the 12 mm hole in the instrument's panel from the

outer side and push it untill collar of the button reaches the panel surface (fig. 2.5.3).

Figure 2.5.2

d) Place heat-shrink insulation tubes

and black wire Nr. 1 of the bunched cables (fig. 2.5.4).

e) Solder the yellow (+V) and black (BTN) wires to soldering lugs of the Reset button. Then isolate the

connections with the insulation tubes and heat them (with a hot-flue pistol for example) until they shrink tightly

to the wires (fig. 2.5.5). Work carefully – the soldering lugs are less accessible.

Figure 2.5.4

2.6

POWER SUPPLY CABLE MOUNTING

The power supply cable from the interface accessory is fitted with 3-pin flat connector (fig. 2.6.1). Wires

outgoing from this connector must be connected to several places at the instrument's SM-1 board (fig. 2.6.2).

a) Solder the red wire Nr. 3 "+15V" to "+15" labeled pad on the SM-1 instrument's board (fig. 2.6.3 and fig. 4-1).

A thick brown wire of original bunched cables is already soldered here.

No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

Installation Manual

2 mm (length 10 mm, from the interface accessory) on yellow wire Nr. 2

Figure 2.5.1

Figure 2.6.1

7 7 7 7

Yamaha SY- - - - 2 (SY

Yamaha SY

2 (SY- - - - 1) MIDI Interface

1) MIDI Interface

Yamaha SY

2 (SY

1) MIDI Interface

Model 8- - - - 439 / v. 1.00

Model 8

Figure 2.5.3

Figure 2.5.5

439 / v. 1.00

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