Sony wm ex 19 service manual

Page 1

WM-EXIEI

SERVICE MANUAL

AEP Model
UK Model
E Model

SPECIFICATIONS

Power requirements 3V DC Batteries R6 (AA)X2
External DC 3V power sources

Battery life (Approximate hours)

Model Name Using Similar Mechanism New Mechanism

Tape Transport Mechanism Type

MT-WMEXl 9-49
MT-WMEX19M-49

Sony Alkaline AM3 (N) 8hrs

Sony SUM-3 (NS) 3.5hrs.

Accessories supplied Stereo headphones (1) Bell clip (1)
Optional accessories AC power adaptor AGDZL

Car battery cord DOC-7O

Battery case ESP-5005

Your dealer may not handle some of the above listed accessories
Please ask the dealer for detailed information

Design and specifications subject to change without notice

Dolby noise reduction manufactured under license from Dolby Labora-

to ries Licensing Corporation.

"DOLBY" and the doubleD symbol DCIare trademarks of Dolby Labora-

tories Licensing Corporation

FLEXIBLE CIRCUIT BOARD REPAIRING

Keep the temperature of the soldering iron around 270°C
during repairing.

Do not touch the soldering iron on the same conductor of
the circuit board (within 3 times).

Be careful not to apply force on the conductor when
soldering or unsoldering.

NOTES ON CHIP COMPONENT REPLACEMENT

Never reuse a disconnected chip component.
Notice that the minus side of a tantalum capacitor may be
damaged by heat.

CASSETTE PLAYER
S 0 NY;

Page 2

WM-EX19

SECTION 1
DISASSEMBLY

~ Follow the disassembly procedue in the numerical order given.

CABINET (REAR) ASSY
0 cassette lid assy

battery

Insert the
precision screw driver
(1.4mm flat-blade)

0 in to the slit at claw

A and re ease the claw
-7

' cabinet (rear) assy

9

Remove the cabinet (rear) assy.
(Release all claw 0 to o in
alphabetical order.)

MECHANISM DECK AND MAIN BOARD

Remove mechanism deck and main
board to the direction of the arrow

\front cabinet assy and
cassette lid assy