28
Connectors
FP_I2C_1, RBP_I2C_1~2: I2C Box Headers
I2C connectors are used to connect to the System Management Bus (SMBus). FBP_
I2C_1 is for front HDD backplane, and RBP_I2C_1~2 are for rear HDD backplanes.
4
1
RBP_I2C_1
FP_I2C_1
RBP_I2C_2
1 NC 2
I2C_CLK
2
I2C_DAT
4
GND
JCOM1: COM Port Box Header
This connector is a 16550A high speed communications port that sends/receives 16
bytes FIFOs. You can attach a serial device to it.
JCOM1
10
1
9
2
1 NDCD#_B 2 NSIN_B
3 NSOUT_B 4 NDTR_B
5 GND 6 NDSR#_B
7 NRTS_B 8 NCTS#_B
9 NRTS#_B 10 No pin
FP_I2C_1RBP_I2C_1
RBP_I2C_2
JCOM1