Panasonic SA-DT310E Service Manual page 12

7.2. Checking for the FL P.C.B.
- Follow the (Step 1) - (Step 6) of item 7.1.
- Check the FL P.C.B. as shown below.
7.3. Replacement for the Headphone P.C.B. and FL P.C.B.
- Follow the (Step 1) - (Step 6) of item 7.1.
- Follow the (Step 1) of item 7.2.
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