Panasonic DMP-B100P Service Manual page 32

10.1.3. Servo Adjustment when exchange the Traverse or Main P.C.B.
Refer to "9. Disassembly and Assembly Instructions" for details of disassembly and assembly.
10.3. Adjustment Instruction when Exchange the Traverse or Main P.C.B. (Servo Adjustment)
1. Connect the serial cable (RFKZ0139) to the main P.C.B. (P51601).
2. Fix the traverse unit from the bottom with thirteen screws.
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