JRC JMR-92 Series Field Service Manual page 630

Step 3 Remove the knob of the multi dial.
Remove the knob of the multi dial. The knob can be removed by pulling it out.
Multi dial
Step 4 Change the operation circuit SW: CCK-1069.
Disconnect the two connectors (J623 & J624) from the CCK-1069. They are for the speaker and
the vibration mortor.
Disconnect W65, W65 from J621, J622 respectively.
Remove the screws (M3: 10 locations) that fasten the CCK-1069 and take it out.
After replacing it, assemble to the original condition by repeating the same procedure in the
reverse order. Please make sure to tighten all the screws and connect all the cables back in place.
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MULTI Dial
Chapter 4 Replacement procedure