HP ProDesk 480 G7 PCI Micro Maintenance and Service Guide - Page 68

Cause, Solution, repeat this procedure until failure occurs. Replace the device

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Cause Solution models), is set to the appropriate voltage. Proper voltage setting depends on your region. 2. Open the access panel, and be sure that the power supply cable is seated into the connector on the system board. 3. Check whether a device is causing the problem by removing all attached devices (such as hard drives or optical drives and expansion cards). Turn on the system. If the system enters POST, then power off and replace one device at a time and repeat this procedure until failure occurs. Replace the device that is causing the failure. Continue adding devices one at a time to ensure all devices are functioning properly. 4. Replace the power supply. 5. Replace the system board. 60 Chapter 5 Troubleshooting without diagnostics ENWW

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Cause
Solution
models), is set to the appropriate voltage. Proper voltage
setting depends on your region.
2.
Open the access panel, and be sure that the power supply
cable is seated into the connector on the system board.
3.
Check whether a device is causing the problem by removing
all attached devices (such as hard drives or optical drives and
expansion cards). Turn on the system. If the system enters
POST, then power off and replace one device at a time and
repeat this procedure until failure occurs. Replace the device
that is causing the failure. Continue adding devices one at a
time to ensure all devices are functioning properly.
4.
Replace the power supply.
5.
Replace the system board.
60
Chapter 5
Troubleshooting without diagnostics
ENWW