Pin Definitions - TYAN FS65-B5521 Service Engineer's Manual

3.3.2

Pin Definitions

SKT1/SKT2/SKT3: 2×12-Pin Power Connector
Definition
GND
GND
GND
GND
GND
GND
GND
GND
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
SDA
SCL
PWOK
LPO_N
PSOFF
SMBALERT
RETURN_S
12VS
NC
J1: 2×5-Pin Backplane Connector
Definition
BMC_PSMI_DATA
BMC_PSMI_CLK
PMBUS_SMBALERT#
GND
PMBUS_3V
Pin Pin
A1 B1
A2 B2
A3 B3
A4 B4
A5 B5
A6 B6
A7 B7
A8 B8
A9 B9
A10 B10
A11 B11
A12 B12
A13 B13
A14 B14
A15 B15
A16 B16
A17 B17
A18 B18
A19 B19
A20 B20
A21 B21
A22 B22
A23 B23
A24 B24
A25 B25
Pin Pin
1 2
3 4
5 6
7 8
9 10
62
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Definition
GND
GND
GND
GND
GND
GND
GND
GND
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+12V
A0
A1
+12VSB
ACFAIL
PSKILL
W_PROT
12LS
PRESENT_N
KEY
Definition
GND
PSU_OK
GND
PMBUS_EN
NC