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The front panel design may differ by chassis. A front panel module mainly
consists of power switch, reset switch, power LED, hard drive activity LED,
speaker and etc. When connecting your chassis front panel module to this
header, make sure the wire assignments and the pin assign-ments are
matched correctly.
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.2 No. 13)
Chassis Fan Connectors
(4-pin CHA_FAN1)
CHA_FAN_SPEED
(see p.2 No. 2)
(3-pin CHA_FAN2)
(see p.2 No. 14)
CPU Fan Connectors
(3-pin CPU_FAN1)
(see p.2 No. 1)
ATX Power Connector
(24-pin ATXPWR1)
(see p.2 No. 7)
Though this motherboard provides 24-pin ATX power connector,
it can still work if you adopt a traditional 20-pin ATX power supply.
To use the 20-pin ATX power supply, please plug your
power supply along with Pin 1 and Pin 13.
Serial port Header
(9-pin COM1)
(see p.2 No. 21)
Please connect the chassis
speaker to this header.
Please connect the fan cables
to the fan connectors and
+12V
FAN_SPEED_CONTROL
match the black wire to the
GND
ground pin. CHA_FAN2
supports fan speed control by
fan power voltage.
Please connect the CPU fan
cable to the connector and
match the black wire to the
ground pin. CPU_FAN1
supports fan speed control.
Please connect an ATX power
12
24
supply to this connector.
1
13
20-Pin ATX Power Supply Installation
This COM1 header supports a
serial port module.
ASRock E35LM1 Motherboard
12
24
1
13
19
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