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PMC CONNECTORS
Pin # Signal Name
A1
ADDR_ID_0
B1
ADDR_ID_1
A2
ADDR_ID_2
B2
GND
A3
ALERT_0_N
B3
ALERT_1_N
A4
ALERT_2_N
B4
ALERT_3_N
A5
ALERT_4_N
B5
ALERT_5_N
A6
ALERT_6_N
B6
ALERT_7_N
A7
ALERT_8_N
B7
ALERT_9_N
A8
ALERT_10_N
B8
ALERT_11_N
A9
GND
B9
RESET_0
A10
RESET_1
B10
RESET_2
A11
RESET_3
B11
RESET_4
A12
RESET_5
B12
RESET_6
A13
RESET_7
B13
RESET_8
A14
RESET_9
B14
RESET_10
A15
RESET_11
B15
GND
A16
PLS
B16
BKP
A17
RS485_Addr0
B17
RS485_Addr1
A18
RS485_Addr2
B18
RS485A
A19
RS485B
B19
I2C_SDA_0
A20
I2C_CLK_0
B20
I2C_SDA_1
A21
I2C_CLK_1
B21
I2C_SDA_2
I/O
Description
I
Shelf ID:
I
000 1U power shelf
I
001 Battery shelf
I
Ground
I
PSU Alert
I
PSU Alert
I
PSU Alert
I
PSU Alert
I
PSU Alert
I
PSU Alert
I
Reserved
I
Reserved
I
Reserved
I
Reserved
I
Reserved
I
Reserved
I
Ground
O
PSU Reset
O
PSU Reset
O
PSU Reset
O
PSU Reset
O
PSU Reset
O
PSU Reset
O
Reserved
O
Reserved
O
Reserved
O
Reserved
O
Reserved
O
Reserved
I
Ground
I
PSU Power Loss Siren
I
PSU BKP
O
PSU Modbus Address
O
PSU Modbus Address
O
PSU Modbus Address
I/O
Shared PSU Modbus
I/O
Shared PSU Modbus
I/O
PSU #0 PMBus
I/O
PSU #0 PMBus
I/O
PSU #1 PMBus
I/O
PSU #1 PMBus
I/O
PSU #2 PMBus
1OU OCP Power Management Controller (PMC)
Pin # Signal Name
A22
I2C_CLK_2
B22
I2C_SDA_3
A23
I2C_CLK_3
B23
I2C_SDA_4
A24
I2C_CLK_4
B24
I2C_SDA_5
A25
I2C_CLK_5
B25
I2C_SDA_shelf
A26
I2C_CLK_shelf
B26
GPIO2
A27
GPIO3
B27
GPIO4
A28
GPIO5
B28
GPIO6
A29
GPIO7
B29
GPIO8
A30
CAN_H
B30
CAN_L
A31
SYNC_STOP_L
B31
GND
A32
ISHARE
B32
SYNC_START_L
A33
VOUT_SEL
B33
P3V3_Shelf
A34
GND
B34
ADC0
A35
ADC1
B35
ADC2
A36
ADC3
B36
ADC4
A37
ADC5
B37
ADC6
A38
ADC7
B38
Power_Kill
A39
RSVD
B39
RSVD
A40
P48V_RTN (GND)
B40
P48V_RTN (GND)
A41
NC (Clearance)
B41
NC (Clearance)
A42
P48V_IN
B42
P48V_IN
I/O
Description
I/O
PSU #2 PMBus
I/O
PSU #3 PMBus
I/O
PSU #3 PMBus
I/O
PSU #4 PMBus
I/O
PSU #4 PMBus
I/O
PSU #5 PMBus
I/O
PSU #5 PMBus
I/O
I2C for Shelf Temp and FRU
I/O
I2C for Shelf Temp and FRU
I/O
Reserved
I/O
Reserved
I/O
Reserved
I/O
Reserved
I/O
Reserved
I/O
Reserved
I/O
Reserved
I/O
PSU CAN
I/O
PSU CAN
I/O
PSU Sync Stop
O
Ground
A
PSU Current Sharing
I/O
PSU Sync Start
O
PSU Vout Select
O
3.3 V for Shelf I2C
O
Ground
A
Reserved
A
Reserved
A
Reserved
A
Reserved
A
Reserved
A
Reserved
A
Reserved
A
Reserved
Power Kill, Short Pin
I
Connected to GND on Shelf
-
Reserved
-
Reserved
I
Ground
I
Ground
-
No Connect
-
No Connect
I
48V Power In
I
48V Power In
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