CX2440 User Guide

16
EN
3-5. Pin Assignment of CN2 – For Alarms Signal &
Fan Control
1 Normally closed
2 Normally open
3 COM
4 Sleep mode control
5 GND
4-5 Short Sleep mode on
4-5 Open Sleep mode off
3-6. Sleep Mode
# CR-1 CN2
*1
Sleep Mode Fan Speed
A OFF OFF OFF
Fan will operate according to
heat sink temperature and loads
condition
B OFF ON ON Fan operates at 50% duty
C ON ON
ON
(deep sleep)
Fan stop
D ON OFF
ON
(deep sleep)
Fan stop
After 8 hours to use CR-1
*2
to start Sleep Mode, then the sleep mode
will stop. Please use the CN2 to determine the Sleep Mode ON/OFF.
*1：Please refer to 3-5.
*2：CR-1 is the CX remote controller, and sleep mode can be set
by this remote controller.
3-7. Pin Assignment of CN3 – For Temperature
sensor & Remote control
1 R_VCC
2 GND
3 TEMP
4 BAT-
5 DATA I/O
6 NC.