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such as using the wrong lightening bulb for a socket, thereby overloading an outlet. Other times, it may involve more complex fixes, like detecting issues with an electrical circuit. Luckily for you, our electricians use of a voltage meter, circuit tester and tracing to find big and small ...
Guide www.hp.com 2–3 Troubleshooting Without Diagnostics Helpful Hints If you encounter problems with the computer, monitor, or software, see the following list of general suggestions before taking further action: ■ Check that the computer and monitor are plugged into a working electrical outlet....
Table 1. Tape drive problems ProblemAction Drive has no power Try a different electrical outlet or power cord. Refer toPre-call checklist. If this doesn't help, contactIBM technical support. Cooling fan not workingRefer toPre-call checklist. If this doesn't help, contactIBM technical support....
• An electrical outlet that is not correctly wired could place hazardous voltage on the metal parts of the system or the devices that attach to the system. It is the responsibility of the customer to ensure that the outlet is correctly wired and grounded to prevent an electrical shock. (...
Ensure that the refrigerator is properly plugged into a functioning electrical outlet. Do not hesitate to test the outlet by plugging in another device or appliance to confirm it's working. Reset the circuit breaker Check your home's circuit breaker or fuse box to see if the circuit for the...
adjust or replace as needed. Check the cord connection between the opener and the electrical outlet to make sure it's secure and not frayed. Every couple of months, test the auto-reverse system to make sure it opens in case it comes into contact with anything while closing. Set an object...
If the fan and main motor are operating correctly, the next troubleshooting step is to isolate the remaining problems. If the control panel is blank when you turn on the digital sender, check the following items. Make sure that the digital sender is plugged into an active electrical outlet th...
Total noise Long-term noise (drift) Wander Short-term noise Noisy baseline A noisy baseline or high detector output can indicate leaks, contamination, or electrical problems. Some noise is inevitable with any detector, although high attenuations can mask it. Since noise limits useful detector ...