ASRock GE PRO-HT User Manual - Page 14
pin CHA_FAN1 - cpu support
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Chassis speaker connector (4-pin SPEAKER 1) (see p.6/p.7 item 15) Chassis fan connector (3-pin CHA_FAN1) (see p.6/p.7 item 9) CPU fan connector (3-pin CPU_FAN1) (see p.6/p.7 item 3) ATX power connector (20-pin ATXPWR1) (see p.6/p.7 item 1) COM1 connector (9-pin COM1) (see p.6/p.7 item 25) 1 SPEAKER DUMMY DUMMY +5V GND +12V CHA_FAN_SPEED GND +12V CPU_FAN_SPEED RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This connector allows you to attach to the chassis speaker. Connect the fan cable to the connector matching the black wire to the ground pin. Connect the fan cable to the connector matching the black wire to the ground pin. Connect an ATX power supply to the connector. This connector supports a serial port module. 14
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14
Chassis speaker connector
This connector allows you
(4-pin SPEAKER 1)
to attach to the chassis
(see p.6/p.7 item 15)
speaker.
Chassis fan connector
Connect the fan cable to the
(3-pin CHA_FAN1)
connector matching the black
(see p.6/p.7 item 9)
wire to the ground pin.
CPU fan connector
Connect the fan cable to the
(3-pin CPU_FAN1)
connector matching the black
(see p.6/p.7 item 3)
wire to the ground pin.
ATX power connector
Connect an ATX power
(20-pin ATXPWR1)
supply to the connector.
(see p.6/p.7 item 1)
COM1 connector
This connector supports a
(9-pin COM1)
serial port module.
(see p.6/p.7 item 25)
CPU_FAN_SPEED
GND
+12V
CCTS#1
DDSR#1
DDTR#1
RRXD1
DDCD#1
TTXD1
GND
RRTS#1
RRI#1
1
+5V
DUMMY
DUMMY
SPEAKER
1
GND
+12V
CHA_FAN_SPEED