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MDE-4334C Atlas Start-up and Service Manual · April 2008
Electronic and Electrical Components
Working on Electronic and Electrical Components
While removing PCAs or handling ESD sensitive parts:
• touch an unpainted metal surface to discharge any static electricity build-up
• use a wrist strap connected to a grounded metal frame or chassis
• place removed PCAs or ICs on a grounded anti-static mat
• use an IC extractor tool to remove undergirded circuits
• place all PCAs you plan to return for credit or repair in anti-static bags
Hazardous Materials
Some components inside electronic enclosures may present a health hazard if not handled
correctly. Always clean your hands after handling equipment. Do not hold or place any
equipment in your mouth.
This area contains a chemical known to the State of California to cause cancer.
WARNING
This area contains a chemical known to the State of California to cause birth defects or
other reproductive harm.
WARNING
!
!
Replaceable Batteries
Some PCBs contain replaceable batteries. Insert all batteries correctly.
WARNING
There is danger of explosion if batteries are incorrectly replaced. Only replace batteries
with the same or equivalent type of batteries recommended. Dispose of used batteries
as per the battery manufacturer’s instructions.
!
Replacing Fuses
To ensure equipment protection and maintenance of safe operation, always use the correct
replacement fuse. Using an incorrectly sized fuse may cause equipment damage.
CAUTION
Helpful Service Information
Ensure the following for PCAs, PCBs, and nodes (where applicable):
• Cable connectors are labeled with the destination of the cable
• Test Points are clearly labeled and recessed to facilitate the use of meter probes
• Test point labels indicate an acceptable electrical range, an example being: 4.8 - 5.2 VDC
• Light Emitting Diode (LED) Status Code: Refer to the LED Status description included
with PCA information