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Check that the other components in the electronics bay are in the
h.
state, so they will power up when the PDU is switched on.
Turn on PDU breaker, but not the switch.
i.
CPU Power Up
2.
The power for the main CPU (Kayak computer) is controlled by
NOTE
the power switch on the expansion chassis.
Switch the expansion chassis
a.
Power
b.
any warnings or errors. Errors indicate a system (hardware/software)
failure and require troubleshooting and repair before proceeding. For
troubleshooting, refer to the Service Guide (N7200-90041).
Switch the PDU
c.
Vacion™ Power Supply Voltage Check
3.
measure the Vacion Power Supply at test point J04000 on the power
supply. It is located under the main unit in the rear (see Figure 12).
Measure this at the BNC connector on the power supply. The reading
may be as high as 3 volts d.c. but after warm-up (~1/2 hour) it should
read in the 20 - 50 millivolt range and be continuing to drop slowly.
Agilent 5DX Installation
— The switch should be off on the expansion chassis.
the computer monitor. Allow CPU to boot up and note
ON
(if it is not already).
ON
.
ON
— Use a voltmeter and
ON
25
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