
17.
TRO
UBLESHO
OTIN
G
Troubleshooting
UPS Motherboard Connections
Connector
Use
Wire Colours Comment
Fan 1
12V Out
Red=12V
Black=GND
12V Supply to the Fan 1
Heater
12V Out
Red=12V
Black=GND
12v supply to the Heater
12v in
Batterry In
Red=12V
Black =GND
12V input from the battery
16V IN
Power In
Red=12V
Black=GND
Power from the 16V power suppply
12V/20A
Out
12-12 VDC
converter
Red=12V
Black=GND
12V out for the 12-12 VDC converter
12V/20A
Out
12-24 VDC
converter
Red=12V
Black=GND
Output to the 24V step up converter
24V OUT
To VKP80III
printer
Red=12V
Black=GND
24V OUT to the Printer
24V/10A IN
Output
from12-24
VDC converter
Yellow=12V
Black=GND
24V out from the 24V step up converter
12V/2A IN
Output
from12-12
VDC converter
Yellow=12V
Black=GND
12V out from the 12-12 VDC converter
12V/2A Out
12V supply to
the router
Red=12V
Black=GND
Power supply to the router
CAUTION
Use the above table as a guide only as wire colours can change during production and after
servicing.
CAUTION
Take care to observe correct polarity as there are components that can be permanently
damaged if connected incorrectly.