Sony WM-DD Service Manual

WM-DD WM-DD
B
H
5-2. SCHEMATIC DIAGRAM
Ref. No.
FORMER
NEW
C604
0.01
0.047
C605 lOOp 330p
R607
62k(l/8W) 47 k(1/8 W)
R6I2 150 . 33
R6I3
IMI/8W)
330 (1/8 W)
RV602
2.2 k — B
R6I0
Ik
Q602
2SK246-Y
2SKI84GR
2SKI86C
D603
ISSI23
Note:
• All capacitors are in /if unless otherwise noted. pF : jjliiF
50WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in ohms, Vio W unless otherwise noted.
ka : 1000 a, Mft : 1000ka
: panel designation.
U : adjustment for repair.
— --: B- bus.
Voltages are dc with respect to ground unless otherwise
noted.
Readings are taken under no-signal conditions with a
VOM (20 ka/v).
Voltage variations may be noted due to normal produc¬
tion tolerances.
Total current is measured with no cassette installed.
DRY BATTERY
-±- SIZE "AA" (IEC DESIGNATION R6)
2PCS.3V
CAUTION
THIS UNIT MAY BE SHUT OFF BY TOUCHING
THIS POINT WITH VOM PROBE.
18

Sony WM-DD Specifications

General

Brand	Sony
Model	WM-DD
Category	Cassette Player
Language	English