Fig. 21
AP1
Power supply and controls
board
AP2
Mother board (CPU)
AP3
Keyboard
AP4
Monitor
AP5
Search board
AP6
Printer
AP7
PWM board
AP8
Graphic card fpga2
AP9
Voice synthesis board
AP10 Display board
AP11 Alphanumeric display piloting
board
AP12 Optic sensor board
B1
Speaker
BP1
Internal pick-up
BP2
External pick-up
BR1
Encoder
C1
Capacitor
CF
Compact flash
EV1
Fan
FU..
Fuse
KM1
Remote switch
M1
Motor
QS1
Master switch
QS2
Three-pole reverser
R1
Resistor
RP1
Internal distance potentiometer
RP2
Diameter potentiometer
RP3
External distance potentiometer
RP4
REB potentiometer
RP5
ROD potentiometer
RP6
Voice synthesis volume
potentiometer
ET 88 operator's manual
GENERAL ELECTRIC
LAYOUT DIAGRAMS
SA1
Switch
SB1
START button
SB2
STOP button
SB3
Brake button
SB4
ENTER button
SQ1
Safety guard microswitch
SQ2
START microswitch
SQ3
Brake pedal microswitch
SQ4
Wheel spin device safety
microswitch
SQ5
STOP microswitch
ST1
Motor overload cutout
TC1
Power supply transformer
V1
Diode
VC1
Diode rectifier
XB1
Connector
XS1
Power supply socket
XT1
Terminal board
YA1
Motor coil
YA2
Brake / motor disconnection coil
YV1
Wheel spin solenoid valve
YV2
Brake solenoid valve
Z1
Mains filter
Z2
Motor filter
GB
105