NEXCOM NEX 980 - Manual (Page 24)

Copyright © 2013 NEXCOM International Co., Ltd. All Rights Reserved. 13 NEX 980 User Manual
Chapter 2 : Installation
2.6 Onboard Headers and Connectors
Onboard headers and connectors are NOT jumpers. Do NOT
place jumper caps over these headers and connectors. Placing
jumper caps over the headers and connectors will cause
permanent damage of the motherboard!
Chassis Fan Connectors
(4-pin CHA_FAN1)
(see p.8, No. 50)
(3-pin CHA_FAN2)
(see p.8, No. 51)
CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.8 No. 5)
Please connect the fan cable to
the fan connector and match the
black wire to the ground pin.
GND
+12V
CHA_FAN_SPEED
FAN_SPEED_CONTROL
Though this motherboard provides 4-Pin CPU fan (Quiet Fan)
support, the 3-Pin CPU fan still can work successfully even
without the fan speed control function. If you plan to connect the
3-Pin CPU fan to the CPU fan connector on this motherboard,
please connect it to Pin 1-3.
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4
Pin 1-3 Connected
3-Pin Fan Installation
(3-pin CPU_FAN2)
(see p.8 No. 4)
GND
+12V
CPU_FAN_SPEED
ATX 12V Power Input Connector
(8-pin ATX12V1)
(see p.8, No. 3)
8 5
4 1
Please connect an ATX 12V
power supply to this connector.
Though this motherboard provides 8-pin ATX 12V power
connector, it can still work if you adopt a traditional 4-pin ATX
12V power supply. To use the 4-pin ATX power supply, please
plug your power supply along with Pin 1 and Pin 5.
8 5
4 1
4-Pin ATX 12V Power Supply Installation