Sony MDS-S50 Optical Pick-Upblock Type Discrimination, MDS-JE470, KSN-260B, KSN-260E

MDS-JE470

OPTICAL PICK-UP BLOCK TYPE DISCRIMINATION

There are two types of the optical pick-up block in this model.

These are compatible except for the laser power.

Check the type of the optical pick-up block before replacement.

Ajdust following items after replacing the optical pick-up block.

•5-6-2. Laser Power Check (See page 28)

•5-10. LASER POWER ADJUSTMENT (See page 31)

Differences

	KMS-260B	KMS-260E
Color of the adhesive agent at PDIC portion	Pink	White
Form of FPC retainer plate	Close the hole on SL base	Not close the hole on SL base
APC variable resistor	Small volume (2 type)	Big variable resistor (3 type) and chip resistor (Fig. A)
		Small variable resistor (2 type) and chip resistor (Fig. B)

KSN-260B

Hold on SL base

Fig. B type is for repair.

• Abbreviation

260B: KMS-260B model

260E: KMS-260E model

KSN-260E

Hold on SL base

FPC retainer plate

APC variable	Adhesive agent at
resistor	PDIC portion

(Fig A)

CHIP

3 type variable resistor

(Fig B)

CHIP

2 type variable

resistor

Adhesive agent at	FPC retainer plate
PDIC portion

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