Sony DVP-S300 Training Manual page 16

First Generation DVD
The first generation Sony DVD player consisted of two models, the DVP-
S3000 and the DVP-S7000.
Symptom 2: No color or colors changing in the pic-
ture.
Cause: 1. X280 (66MHz) crystal near IC281 on the main board.
2. X003 (27MHz) crystal in the "can" on the main board.
Repair procedure
1. Turn the unit ON. The Xtals will start immediately. Check the 66MHz.
crystal by placing a scope and frequency counter (using a X10 probe)
on the crystal (corner nearest IC281) or on either side of R213 that is
in series with the Xtal. If the signal is off frequency or below 0.9Vp-p,
replace the crystal.
2. Perform the 27MHz free run adjustment by grounding TP025 and set-
ting RV001 for 27MHz +100Hz at TP018.
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