User's Manual

M7X and M7R Page 5-12 Maintenance

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Removing the Top or Bottom Cover

Ensure the input ac and dc supplies are disconnected before removing the top or bottom

cover.

Do not remove the top or bottom cover for at least one minute after switching off the radio.

To remove the radio’s top or bottom cover:

(1) Ensure that the input ac and dc supplies are disconnected from the radio.

(2) Using a Torx T20 screwdriver, remove and retain the 30 screws that secure the cover to the

chassis; see Fig 5-6.

Fig 5-6 Top/Bottom Cover Securing Screws

WARNING Dangerous Voltage

The radio’s top and bottom covers are each

secured to the chassis using thirty M4 x 6 mm

Torx head screws.

Use only a Torx T20 screwdriver to remove and

refit the top cover’s securing screws.

When removing the top cover, retain the

M4 x 6 mm screws and re-use when refitting.