Service, Power-up diagnostics failure, Troubleshooting – Grass Valley 8945EDA v.1.3.0 User Manual

Page 37: Electronic circuit breaker, Module repair

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8945EDA/-D — Instruction Manual

37

Service

Service

The 8945EDA modules make extensive use of surface-mount technology
and programmed parts to achieve compact size and adherence to
demanding technical specifications. Circuit modules should not be ser-
viced in the field unless otherwise directed by Customer Service.

Power-up Diagnostics Failure

If the module has not passed self-diagnostics, do not attempt to trouble-
shoot. Return the unit to Grass Valley (see

Module Repair on page 37

).

Troubleshooting

Electronic Circuit Breaker

The electronic circuit breaker works during a fault condition or an overcur-
rent which stops the module.

Remove the module and replace it in the frame. If the problem persists,
please refer to the Grass Valley Customer Service.

Module Repair

If the module is still not operating correctly, replace it with a known good
spare and return the faulty module to a designated Grass Valley repair
depot. Call your Grass Valley representative for depot location.

Refer to Contacting Grass Valley

on page 4

at the front of this document for

the Grass Valley Customer Service Information number.

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