Yamaha Electone GX-1 Service Manual page 16

GX-1 (S/# 5030 ~ )
Contents of Circuit Board
Circuit Board
Contents
Location
KAS
(KAU
KAL)
* Key Corder
* Key Assigner
* Clock Oscillator
* Octave Ladder Gate
* Note Ladder Gate
* 8 Channel Division Gate
* 8 Channel Timing circuit
* Voltage ¢ ollower circuit
* UK Portament circuit
* QOut-Put Voltage Buffer circuit
* Initial Clear circuit
* IC Power Supply circuit
on the Keybed
K P * Ladder Network for Key Voltage
* Gate Circuit for Gate Circuit
* Buffer Amplifier for Key Voltage
* Gate Keying Circuit for MP Circuit Control
* Key Voltage Follower Circuit
on the Rack
aK
* First Touch Detector
* Second Touch Detector
* Voltage Controled Amplifier for Solo Signal which
controled by Second Touch Detected Signal.
* Voltage Controled Amplifier for Solo Sub Oscillator
Control which controled by Second Touch Detected
Signal
* Third Touch Detector
* Knee Lever Detector
*.Voltage Controled Amplifier for UK Sub Oscillator
which cont oled by Knee Lever Detected Signal
* Voltage Controled Amplifier for LK Sub Oscillator
on the Rack