BCM HPM-621UA, User Manual, Page: 32 / 81

HPM-621UA
User’s Manual
32 HPM-621UA User’s Manual
2.3.23 ATX power connector (ATXPWR1)
Signal PIN PIN Signal
+3.3V
1 13
+3.3V
+3.3V 2 14 -12V
GND
3 15
GND
+5V 4 16 FM_PS_EN_PSU_N
GND 5 17 GND
+5V 6 18 GND
GND 7 19 GND
PWRGD_PS_PWROK_R 8 20 NC
+V5SB
9 21 +5V
+12V 10 22 +5V
+12V
11 23 +5V
+3.3V 12 24 GND
2.3.24 Power supply PMBus connector (PMBUS1)
Signal PIN
PSU_z_SCL 1
PSU_z_SDA 2
PSU1_ALERT_z_N 3
GND 4
NC 5