Block Diagram; Control Panel - Hammond Leslie 3300 P Service Manual

Keyboard amplifier
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LINE IN
SUB WOOFER
/ LINE OUT
Power SW PANEL
Rotary SIG
LESLIE 11PIN
11
1
1 - Rotary sig. IN
2
10
2 - Stationary-L IN
3 - Stationary-R IN
9
3
4 - Audio GND
5 - Control GND
8
4
6 - Power ON
7 - LES.FAST
7
5
8 - LES.SLOW
6
11- +15V OUT
SLOW / FAST
Stationary-R OUT
Stationary-L OUT
LESLIE 8PIN
SLOW/FAST/STOP
FOOT SW

CONTROL PANEL

PAH-74B
TUBE PREAMP
Tube Drive
JK3
VOLUME
Level
IC1A
MIX AMP
Tube 12AX7
Tube MODE
IC1B
JK4
LPF
HORN
3BAND
LEVEL
IC3C
EQ
BASS
HPF
MID
IC3B
SUB
TREBLE
WOOFER
VOLUME
LPF
IC2
IC3A,D
MOTOR SPEED
CTH-37A
CONTROLLER
U2 HORN/DRUM
Speed, Rise & Fall
Time Control
JK2
S/F
U1 CPU
JK1
Motor Control
J201
LED1
LED2
LED3
+15V
-15V
FAST SLOW STOP
SPEED IND. LED
Voltage
Primary
Select
Plug
POWER
TRANS
EPH-123
-15V
J109
J108
J107
+15V
PWH-74C
+37V TUBE P.S.
POWER SUPPLY
& POWER AMP
HORN SIG
BASS SIG
EPH-122 SUB TRANS
REMOTE
POWER ON
for POWER RELAY
RELAY
POWER ON
J110
+15V
-15V
LGH-43A
MOTOR
DRIVER 1
LGH-43A
MOTOR
DRIVER 2
AC INLET
POWER
SWITCH
Power SW
PANEL
ROTARY
HORN
J106
U1
80W HORN
POWER AMP
U2
DRIVER
220W BTL
POWER AMP
Cooling Fan
+15V
U6,Q5 Thermo Sensor
J112
+24V
+24V
P.S.
P.S.
DC SERVO
MOTOR 2
#3300P, #3300WP

2.BLOCK DIAGRAM

#3300P
#3300WP
HORN
DC SERVO
MOTOR 1
SPEAKER
15"WOOFER
DR UM
R OTOR

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