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Yamaha Electone GX-1 Service Manual page 21

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Gx-1
(S/#
5030 ~
Contents of Circuit Board
Circuit Board
Contents
Location
OVT
* Overtone No. 2 Fixing Circuit
(If any Overtone Switch Lever on Panel 1 or Panel 8
is set at a position other than a Click Stop, it has the
same effect as being set at Stop ''2'')
UI, UII, LI, LI, Pi, Pil, S
on the Keybed
SR
* Resistors Circuit for Control the Solo Touch
on the Panel 3
Response Level
TU
-* Compensatory Resistor for the Variation Character-
on the Panel 8
istic of the Tuning Volume
R
* Setting Resistor for the Variation Limit of the
on the Panel 1
Brilliance Volume
Ov
* OR Circuit for the Overtone Switch and Overtone
on the Panel 1
Preset Switch
and 8
EN.
* UK Touch Response Detector Circuit
on the Panel 5
* Detector Circuit for the Position where the
Portamento Set.
SH
* Sample Hold Circuit
on the Panel 2
* Solo Sample Hold Driving Circuit for Switching
* Sample Hold Lamp Driving Circuit
* Solo VCO Modulated Signal Preamplifier
* OR Circuit for Sample Hold Trigger

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