Keysight Technologies X Series Service Manual page 348

Power Supply/Midplane Troubleshooting
A6 Power Supply Description
Power Supply Output Signals
Table 10-1
Table 10-1 Power Supply Output Signals
Signal Name Description
+32A 32 Volt Analog power supply.
+15A 15 Volt Analog power supply
+15SB 15 Volt Standby power supply
+9A 9 Volt Analog power supply
+9A_Sense
+5.2A 5.2 Volt Analog power supply
+5.2_Sense
-7A -7 Volt Analog power supply
-7A_Sense
-15A -15 Volt Analog power supply
ACOM Analog Ground. Connected to common ground inside power supply.
ACOM_Sense Remote sense for analog ground.
PS_Faultn Power supply fault output, active low.
PS_Temp Analog temperature output.
Control element for fan speed.
Line_Trig Line Trigger Output.
Dither Dither input from A7 Midplane for switching frequency modulation.
Temp_Sense External temperature input for fan speed control.
Offn Off input, active low. Used to turn off all non-standby supplies.
Fan_P Positive fan power supply.
Fan_N Negative fan power supply.
+12D 12 Volt Digital power supply.
+5.1D 5.1 Volt Digital power supply.
+5.1D_Sense Remote sense for +5.1 digital supply.
+5.1SB 5.1 Volt Standby power supply.
+3.35D 3.35 Volt Digital power supply.
+3.35D_Sense Remote sense for +3.35 digital supply.
348
describes the output signals from the Power Supply assembly.
Maximum
Output Current
(Amps)
1.8
4.25
--
4.0
11.5
4.5
1.5
--
--
--
--
--
--
--
--
1.0
1.0
8.0
8.5
--
0.5
6.5
--
Keysight N9010A EXA Service Guide
Test Load
(Amps)
0.5
1.3
--
1.4
3.7
1.5
0.5
--
--
--
--
--
--
--
--
0.5
0.5
2.6
2.7
--
0.2
2.0
--