Model : IW-RS424-07 Hybrid EXP-
BP (COBRA) User’s Manual
PAGE 7 OF 22
PW1/PW2
Power 2*4-Pin Connector
PIN #
Definition
1~4
+12V
5~8
Ground
PW3/PW4
Power 2*3-Pin Connector
PIN #
Definition
1~3
+5V
4~6
Ground
FAN1~FAN4
FAN 4-Pin Connector
PIN #
Definition
1
Ground
2
+12V
3
Tachometer
4
PWM Output
JB1
SYS_ERR_LED Header
PIN #
Definition
1
SYS_ERR_LED _+
2
SYS_ERR_LED _-
JB2
MUTE_BUTTON Header
PIN #
Definition
1
MUTE_
2
MUTE_BUTTON_-
JC1/JC2
I2C Header
JM1/JM2 Function Description:
PIN #
Definition
Communication BUS to Host
(Preserved)
1
I2C_CLK
2
I2C_DAT
3
Ground
JC3
Firmware Programming Connector
PIN #
Definition
PIN #
Definition
1
SDB_TX
2
+1.8V
3
SDB_RX
4
Ground
5
UART_TX
6
NC
7
UART_RX
8
Ground
9
Ground
10
+3.3V
JD1/JD2
Firmware Programming Connector
PIN #
Definition
PIN No#
Definition
2
ICE_CLK
1
VCC
4
ICE_DATA
3
#Key