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TM 502A Instruction Manual
Service Safety Summary
For Qualified Service Personnel Only
Refer also to the preceding Operators Safety Summary
Do Not Service Alone
Do not perform internal service or adjustment of this product unless another
person capable of rendering first aid and resuscitation is present.
Use Care When Servicing With Power On
Dangerous voltages may exist at several points in this product. To avoid
personal injury, do not touch exposed connections and components while
power is on .
Disconnect power before removing protective panels, soldering, or replacing
components .
Power Source
The power module is intended to operate from a power source that will not
apply more than 250
Vrms between the supply conductors or between either
supply conductor and ground. A protective ground connection, through the
grounding conductor in the power cord, is essential for safe system opera-
tion .
V