Volume Set Error (Apx 2000/ Apx 4000 (Two Knobs)) - Motorola APX 1000 Detailed Service Manual

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Volume Set Error (APX 2000/ APX 4000 (Two Knobs))

Troubleshooting Charts: Volume Set Error (APX 2000/ APX 4000 (Two Knobs))
Volume Set Error
Verify operation of volume
control by using Button Test flowchart.
Use a voltmeter to measure voltage at
R2202 while adjusting the volume control
from min to max. Max measured voltage
should be ~2.775V.
Voltage Level
correct and varies?
Yes
Verify all connectors from J2302
to frontkit flex are good.
No
Check Volume Switch
circuitry