Unico SQ Series, Service Manual, Page: 53 / 96

Electronic System
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Pin 9,11,13,15: GND
Pin 10,12,14,16: DC +12V
CN2--- From Main CPU PCB
Pin
1: GND
Pin 2: DC +5V
Pin 3-6: Control wavelength step motor
Pin 7-10: Control filter step motor
Pin 11-14: Control lamp Change step motor
J4--- To lamp Change step motor
Pin 1-4: Drive slit step motor
Pin 5: DC +12V
J5--- To filter step motor
Pin 1-4: Drive filter step motor
Pin 5: DC +12V
J6--- To wavelength step motor
Pin 1-4: Drive wavelength step motor
Pin 5: DC +12V
J7--- To slit step motor
Pin 1-4: Drive slit step motor
Pin 5: DC +12V
J9---To filter Photo-coupler
Pin
1: GND
Pin 2: DC +5V (0V). 0V: only at initiative position
Pin 3: DC +1.2V
J11---To slit Photo-coupler
Pin
1: GND
Pin 2: DC 0V (+5V). +5V: only at initiative position
Pin 3: DC +1.2V
J12---To lamp limit switch
Pin
1: GND
Pin 2: DC +5V (0V). 0V: only at initiative position
Pin 3: DC +5V
J14---To wavelength Photo-coupler and limit switch
Pin
1: GND
Pin 2: DC 0V (+5V). +5V: when the mobile block at start or
end point
Pin 3: DC +5V
5.2.3 Transferring PCB(In Upper Case)(SST8.417.100)
The layout of the Transferring PCB(In Upper Case) is shown in figure
5.17