Sony wm 29 service manual

Page 1

WM-ZQ/AlZ/BlZ
"__ SERVICE MANUAL . WM

C anadlan Model

WM-A 72

AEP Model
UK Model
E Model

WM-B 72

French Model

WM-29

Photo: WM-A12

Model Name Using Similar Mechanism WM-A10/B1O
Tape Transport Mechanism Type MT-WMA12-O4

SPECIFICATIONS

Power requiremenis 3 V DC Baitenes R6 (AA) x 2
BID-700 rechargeable ballery
External DC 3 V power sources
Eaiiery lile (Approximate hours)
Sony Alkaline AM3 (N) 8 hrs.
Rechargeable BP~700 2 hrs.
Accessories supplied Stereo headphones (1] BelICllD l1)
Baliery lube (1)

Opiional accessories Rechargeable battery (BF-Voollcharger (BC-700) kll
BPC-7OOK
AC power adaptor AC-D2L
Car battery cord DCC>70
Bailery case EBPrSOOB
Stereo active speaker system SRS-SO SRS-SO

Desxgn and specifications subjeci to change wrlhoui notice.

CASSETTE PLAYER

SONY®

Page 2

WM-29/A12/B12

SECTION 1
DISASSEMBLY

[2] Heart: b t
Location and shape of claws a me Removal

The symbols (0-6.) show the order to uncouple the
linkage of the claw, and names of the parts,

0 Insert a precision screwdriver (width: 2.0mm) into the
© Cassatt! HoldarArsy slit of front cabinet, lift the front cabinet as shown in
the figure for making a clearance ( 0 ).

0 Insert a wedge in the clearance.

Note: Follow the disassembly procedure the numerical order given.

T oi: Precision Screwdrivers ( G) , width 0.8mm, 1.4mm, and 20mm)
Adhesive tape l-2cm
Wedge (hand inadel

Material . . . soft plastic (such as PVC) etc.
Sizes are for the reference.

<2! (3
5mm~ - E 2mm
E
3mm 3 - 0.3mm

6 Insert a precision screwdriver (width: 2.0mm), and lift
[1] Cassette Holder Removal the front cabinet so that the claw (3 comes off.

Coil Spring

Open the cassette holder.

0 While pressing the edge of the cassette holder, pull up it
in order to take off the cassette holder.

OTake off the end of coil spring with a precision screw-
driver (width: 0.8mm).

0 in a similar way as procedure 6 , uncouple the linkage
of the claw Q and G.