+12V Power Supply Connector: Pw1; Cpu Fan Connector: Fan1; System Fan Connector: Fan2 - Contec SPI-8451-LLVA User Manual

3. Hardware Installations

+12V Power supply Connector: PW1

The power supply that conformed for ATX12V is used, this connector connect 4Pin +12V cable directly
from power supply. Use the +12V power cable of the accessories, when other power supplies are used.
Table 3.24. +12V power supply Connector
PW1
Pin No.
2 4
2
1 3
1

CPU FAN Connector: FAN1

FAN1 is a 3-pins box-header for the CPU cooling fan power connector.
The fan must be a 12V fan. Pin 3 is for Fan speed sensor input.
Table 3.25. CPU FAN Connector
Pin No.
FAN1
1
2
1 2 3
3

System FAN Connector: FAN2

FAN2 is a 3-pins box-header for the system cooling fan power connector.
The fan must be a 12V fan. Pin 3 is for Fan speed sensor input. Pin 2 is for +12V power supply.
Table 3.26. System FANConnector
Pin No.
FAN2
1
2
1 2 3
3
34
Function Pin No.
GND 4
GND 3
Function
GND
POWER
Housing
Contact
FAN
Function
GND
POWER
Housing
Contact
FAN
Function
+12V
+12V
: 5102-03 (molex)
: 5103 (molex)
: 5102-03 (molex)
: 5103 (molex)
SPI-8451-LLVA, SPI-8452-LLVA, SPI-8451-LVA