F5F Stay Refreshed Hardware Desktop You're stuck on where to connect these cables, especially for the 4 fans in your case. Let me help you figure it out!

You're stuck on where to connect these cables, especially for the 4 fans in your case. Let me help you figure it out!

You're stuck on where to connect these cables, especially for the 4 fans in your case. Let me help you figure it out!

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nanaetnono
Junior Member
35
03-29-2023, 02:15 PM
#1
im confused about these : the four ones that are together can be detached from each other... the led its a single 2 pin conector, and its not the one coming on the front panel conectors, those are already plugged into my Motherboard. Thank you for the help and support
N
nanaetnono
03-29-2023, 02:15 PM #1

im confused about these : the four ones that are together can be detached from each other... the led its a single 2 pin conector, and its not the one coming on the front panel conectors, those are already plugged into my Motherboard. Thank you for the help and support

C
Crimsonhawk10
Junior Member
20
03-29-2023, 10:07 PM
#2
These are Molex connectors from the HELLA era. They should fit into your PSU. The LED appears to be a front panel connector and should be placed in the corresponding block where you connected the power switch.
C
Crimsonhawk10
03-29-2023, 10:07 PM #2

These are Molex connectors from the HELLA era. They should fit into your PSU. The LED appears to be a front panel connector and should be placed in the corresponding block where you connected the power switch.

W
Winkler1212
Member
172
04-16-2023, 09:58 PM
#3
Yes, many instances involve cheap Molex fans with daisy-chained setups as described in the first photo. To be clearer, they can't be connected directly to the PSU; instead, they link through the "Molex" PSU cable. The LED is connected to a similar header on your motherboard, which matches the fan's RGB settings.
W
Winkler1212
04-16-2023, 09:58 PM #3

Yes, many instances involve cheap Molex fans with daisy-chained setups as described in the first photo. To be clearer, they can't be connected directly to the PSU; instead, they link through the "Molex" PSU cable. The LED is connected to a similar header on your motherboard, which matches the fan's RGB settings.

T
233
04-16-2023, 11:40 PM
#4
Can you connect the LED module to the JFP2? It's the only option available.
T
TrainerGriffin
04-16-2023, 11:40 PM #4

Can you connect the LED module to the JFP2? It's the only option available.

V
vavalbel
Member
105
04-17-2023, 03:52 AM
#5
Thanks, I located the Molex cable on my PSU and managed to connect it! Problem solved!
V
vavalbel
04-17-2023, 03:52 AM #5

Thanks, I located the Molex cable on my PSU and managed to connect it! Problem solved!

X
xBoycar
Junior Member
15
04-17-2023, 11:07 AM
#6
The large connectors featuring just two wires and two empty holes are known as Molex, named after the company that produced them. These connectors also served as old hard drive power connectors. The missing wires are typically used to supply 5 volts to components, as fans only require 12 volts. Usually, fans come with a smaller connector containing 2 to 4 wires. Only the first two are crucial—they provide power (12 volts and ground, similar to positive and negative on a battery)—while the other two are optional. The third wire enables the fan to communicate its speed to the motherboard, and the fourth wire allows the motherboard to send pulses to adjust the fan speed between 10% and 100%. Without this fourth wire, fans are controlled solely by voltage adjustments. Your case fans are inexpensive and lack speed control features, so they stick to the older connectors with just 12 volts and ground. To use one Molex male connector, connect it to the power supply’s connector group. The thin-wire cable with a pin connector labeled LED could serve several purposes—perhaps powering an indicator light on the front panel or feeding LEDs inside the fan, though its exact function remains unclear.
X
xBoycar
04-17-2023, 11:07 AM #6

The large connectors featuring just two wires and two empty holes are known as Molex, named after the company that produced them. These connectors also served as old hard drive power connectors. The missing wires are typically used to supply 5 volts to components, as fans only require 12 volts. Usually, fans come with a smaller connector containing 2 to 4 wires. Only the first two are crucial—they provide power (12 volts and ground, similar to positive and negative on a battery)—while the other two are optional. The third wire enables the fan to communicate its speed to the motherboard, and the fourth wire allows the motherboard to send pulses to adjust the fan speed between 10% and 100%. Without this fourth wire, fans are controlled solely by voltage adjustments. Your case fans are inexpensive and lack speed control features, so they stick to the older connectors with just 12 volts and ground. To use one Molex male connector, connect it to the power supply’s connector group. The thin-wire cable with a pin connector labeled LED could serve several purposes—perhaps powering an indicator light on the front panel or feeding LEDs inside the fan, though its exact function remains unclear.

J
Julie_08
Member
176
05-06-2023, 03:27 PM
#7
These JFP are front panel connectors, you require headers named LED or RGB Edit. What type of motherboard are you using?
J
Julie_08
05-06-2023, 03:27 PM #7

These JFP are front panel connectors, you require headers named LED or RGB Edit. What type of motherboard are you using?

R
Riggsock
Member
173
05-06-2023, 10:04 PM
#8
I possess the MSI MAG MORTAR B660M with Wi-Fi and DDR4 RAM... but I haven’t managed to connect the LED device yet.
R
Riggsock
05-06-2023, 10:04 PM #8

I possess the MSI MAG MORTAR B660M with Wi-Fi and DDR4 RAM... but I haven’t managed to connect the LED device yet.

_
_Dry_Bones_
Junior Member
21
05-07-2023, 11:28 PM
#9
They're probably going to vanish soon.
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_Dry_Bones_
05-07-2023, 11:28 PM #9

They're probably going to vanish soon.

N
nadi488
Member
53
05-08-2023, 09:31 PM
#10
It appears you're noticing a single RGB header on your mATX board in the lower left corner, highlighted in yellow.
N
nadi488
05-08-2023, 09:31 PM #10

It appears you're noticing a single RGB header on your mATX board in the lower left corner, highlighted in yellow.

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