18
aTCA-80606PA
6.5 Fan Tray Connector Pin Assignment
Table 6: Fan Tray Connector Pin Assignment
Pin#
Signal
Description
Pin#
Signal
Description
A1
-48V_B
-48VDC Feed B
E1
-48V_A
-48VDC Feed A
A2
-48V_B
-48VDC Feed B
E2
-48V_A
-48VDC Feed A
A3
-48V_B
-48VDC Feed B
E3
A4
E4
A5
SCL_A
IPMB A Clock
E5
I2C_SCL_B
I2C B Clock
A6
SDA_A
IPMB A Data
E6
I2C_SDA_B
I2C B Data
A7
SCL_B
IPMB B Clock
E7
GND
Fan Tray Presence, connected to GND
A8
E8
A9
VRTN_B
RTN Feed B
E9
A10
VRTN_B
RTN Feed B
E10
VRTN_A
RTN Feed A
A11
VRTN_B
RTN Feed B
E11
VRTN_A
RTN Feed A
B1
-48V_B
-48VDC Feed B
F1
-48V_A
-48VDC Feed A
B2
-48V_B
-48VDC Feed B
F2
-48V_A
-48VDC Feed A
B3
-48V_B
-48VDC Feed B
F3
B4
F4
B5
I2C_B CONTROL
I2C B Line Busy Signal
F5
GND
Logic Ground
B6
SDA_B
IPMB B Data
F6
INT_I2C_A
Interrupt Signal of I2C A Line
B7
INT_I2C_B
Interrupt Signal of I2C B Line
F7
GND
Logic Ground
B8
F8
INT_ERROR
Check Error Signal
B9
VRTN_B
RTN Feed B
F9
B10
VRTN_B
RTN Feed B
F10
VRTN_A
RTN Feed A
B11
VRTN_B
RTN Feed B
F11
VRTN_A
RTN Feed A
C1
-48V_B
-48VDC Feed B
G1
-48V_A
-48VDC Feed A
C2
-48V_B
-48VDC Feed B
G2
-48V_A
-48VDC Feed A
C3
G3
C4
G4
SAP_PRESENT
Presence Signal of SAP
C5 PEM_PRESNET_L
Presence Signal of Left PEM
G5
I2C_SCL_A
I2C A Clock
C6
H2
G6
I2C_SDA_A
I2C A Data
C7
ERROR
Error Signal
G7 SHELF_PRESENT
Presence Signal of Shelf Manager
C8
G8
Monitor
Monitor Signal
C9
G9
C10
VRTN_B
RTN Feed B
G10
VRTN_A
RTN Feed A
C11
VRTN_B
RTN Feed B
G11
VRTN_A
RTN Feed A
D1
H1
-48V_A
-48VDC Feed A
D2
H2
-48V_A
-48VDC Feed A
D3
H3
D4
H4
INT_PCA9555_R
Interrupt Signal of Right PEM PCA9555
D5
INT_PCA9555_L
Interrupt Signal of Left PEM PCA9555
H5
+3.6V
D6 PEM_PRESNET_R
Presence Signal of Right PEM
H6
I2C_A CONTROL
I2C A Line Busy Signal
D7
FAN_PRESENT
Presence Signal of Fan Tray
H7
INT_Monitor
Check Monitor Signal
D8
H8 FILTER_PRESENT
Presence Signal of Filter
D9
H9
D10
H10
VRTN_A
RTN Feed A
D11
H11
VRTN_A
RTN Feed A
