Quantum 3 Main Processor Board - Frick QUANTUM Maintenance Manual

P5
LCD
Display
Cable
LCD
P4
Backlight
Cable
P3
Keypad
Cable
TP3
TP4
P2 +12
Power -
TP5
I/O
-12
Comm.
LK21
Cable
LK22
LK23
TP6
GND
FRICK QUANTUM COMPRESSOR CONTROL PANEL
MAINTENANCE

QUANTUM 3 MAIN PROCESSOR BOARD

(Part #: 649C1079H01)
B
A
shipped with LK11 set
Sharp display is being
used, then LK11 must
+5
Top Board Has Only One (1) User
(Link 11 is the only modifiable link)
HEAT SINK
This assembly is
to position "B". If a
Samsung, NEC, or
Selectable Option
S90-010 M
Page 41
FLASH
MEMORY
SOCKET
COM1
LK1
LK2
LK3
LK4
LK5
COM2
LK6
LK7
COM2
LK8
RS232
LK9
LK10
COM3
LK11
LK12
LK13
LK14
LK15
TP1
GND
Dip
Switch
Pack