Pioneer MEH-P5000R II Service Manual page 89

- About tuning of jitter and how to tune it
Use the following circuit as a tool to measure jitter.
TP201
EFMNON
IC201
1pin
- How to tune the position of read-in switch
Check the sub code cluster value of the position of read-in switch in INNER mode. If the SUBQ value is outside the
range between FF85 and FFD2, tighten the screws by shifting the mechanism PCB to the directions indicated with
the arrow in the figure below, and then check the sub code cluster value of the position of read-in switch again.
Check jitter value of EFM with the step continuous play
Jitter meter
in TESTPLAY mode after automatically tuning in a test
mode AUTO2 (ATT auto tuning) using a low reflection
disc.
Mechanism PCB
MEH-P5000R—,P5000,P5050
Read-in switch
Loosen the two screws
Loosen the screws
while tuning.
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