Volume Set Error - Motorola APX 7000 Detailed Service Manual

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Volume Set Error

Verify operation of

volume control by

using Button Test"

Volume control

Use a voltmeter to measure

voltage at C205 with the

volume set to max. The

measured voltage should be

~2.775 V (= V6 regulator

Voltage Level

Use a voltmeter to

measure voltage at

C205 while adjusting

the volume control

knob from min to max

voltage vary?

Verify connections

and top flex

Troubleshooting Charts: Volume Set Error

Refer to VoCon

Controller Board

Replace control