CFS-W319S, CFS-W329S - Sony Audio Service Manual (repair manual). Page 2

Reel/capstan motor (M902) of CFS-W319S is changed from the
production middle.
With a change of a motor, R378 and RV305 on the AUDIO board
are changed at the same time, too.
Therefore there is need to change M902, R378, RV305 and AUDIO
board by a right combination.
At the time of either exchange of M902, R378, RV305 and AUDIO
board, exchange please work according to the side of following
distinction by all means after doing a type of a set repairing after
confirmation.

•

A method to distinguish in serial number:
A set after No. 5051171 is New Type.
A method to distinguish with a reel/capstan motor (M902):
Please judge it from a label put on  the reel/capstan motor (M902).

•

•

The set which repairs in the case of Former type:
Please change reel/capstan motor (M902) at the same time.
The set which repairs in the case of New type:
Please change only AUDIO board.

label
EG530KD-9F: Former type
M09Y9SY18-2: New type

reel/capstan motor

Former type

New  type

M902

A-3253-408-A MOTOR

A-3253-408-B MOTOR

ASSY (9F)

ASSY (9F)

R378

1-259-073-11 CARBON

1-249-426-11 CARBON

3.9K 5% 1/8W

5.6K 5% 1/4W

RV305

1-230-495-11 RES, ADJ, 1-241-038-21 RES, ADJ,

METAL GLAZE 2.2K

CARBON 5K