Sony wm f 2095 service manual
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Page 1
WM-ZDQI/ F2095
SERVICE MANUAL
WM-2091
US Model
Canadian Model
AEP Model
UK Model
E Model
WM-F2095
SPECIFICATION
Radio In Canada, US
(WM12095) FM: 87.6-108 MHZ
AM: 530-IJ10 kHz
In West Germany
FM: 375-107 MHZ
AM: 531 -1.602 kHz
In Italy
FM: 875-103 MHz
AM: 5265-15065 kHz
In other countries
FM: 816-1073 MHZ
AM: 53L -1,602 kHz
Power requirements
1.5 v 00 Battery R6 (AA) x1
External DC 15 V power sources
Batlery lile (Approximate hours) Playback FM
Sony Alkaline AMS (N) 7 hrs. 30 hrs.
Rechargeable NC-GWM 35 hrs. 10 hrs.
Optional accessories
Rechargeable oanery NC-SWM. NOGWM
Battery charger BC-7L. 60-78
AC power adaptor AC-DIM
Car battery cord DOC-70
Battery case ESP-5008
' Your dealer may not handle these optional accessories.
Please ask the dealer for detailed information.
Design and specifications subjecl to change without notice.
Note
This appliance conlorms with EEC Directive B7/308/EEC
regarding interference suppressron.
Model Name Using
Similar Mechanism WM-150
WM-2091 MF-WMAGOZ-Ol
Tape Transport
Mechanism Type
WM-F2095 MF-WMFAF604-01
Accessories supplied 0: supplied x : not supplied
Canadlan UK. and Export AEP. E
model European modal model
model available In
Japan
Stereo 0 E x
headphones ' x
Stereo X x s. n
eamnones
Rechargeaote C X 0
battery
Battery c x o x
charger
Carrying case r,» c 0 2
Notes on stereo earphones (Export model and other model)
Ear adaptors are attached on the stereo
earphones. II the earphones do not fit your
ears, detach the ear adaptors.
CASSETTE PLAYER
WM-2091
RADII] CASSETTE PLAYER
WM-F2095
ONY;
Page 2
WM-2091/F2095
TABLE OF CONTENTS
Section Title Egg
SECTION 1 GENERAL
1-1. Tape Playback...
1-2. Radio Reception
SECTION 2 DISASSEMBLY
2-1. Tuner Unit Removal (WM-F2095) ............ 4
SECTION 3 ADJUSTMENTS
3-1. Mechanical Measurements .................. 5
3-2. Electrical Adjustments ...................... 6
SECTION 4 DIAGRAMS
4-1. Printed Wiring Board ....................... 7
4-2. Schematic Diagram .......................... 9
4-3. IC Block Diagrams .......................... 12
SECTION 5 EXPLODED VIEWS
5-1. Cabinet Section ...... . .13
5-2. Mechanism Section (1) . .14
5-3. Mechanism Section (2) ...................... 15
SECTION 6 ELECTRICAL PARTS LIST .............. 16
Dolby noise reduction manufactured under license from
Dolby Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol DI] are trademarks of
Dolby Laboratories Licensing Corporation.
Notes on battery
0 Remove the battery Mien you will not use the unit
for a long time to prevent damage from battery
leakage and corrosion.
0 The imemal battery is disconnected when you plug
a cord into DC IN 15 V.
0 when the sound becomes unstable, try a new
battery.
External power sources
The following external power sources can be
connected through the DC IN 15 V jack.
. House current using an AGDIM AC power adaptor
- 12 V car battery using a DOC-7O car battery cord
0 Two R20 (size D) batteries using an EBP-EOOB
battery case
The illustration shows the polarity of DC IN 15 V
jack. Use only a power cord having the same
polarity.
69-6-6
SERVICING NOTES
When you are movement check states of removed the audio
board, press the PLAY (>) button, slide on the 5901
(POWER) and 5902 (PLAY) switches,
AUDIO BOARD -Companent side-
5902
(PLA y)
5901 (POWER)
Wide mouth clip
Flexible Circuit Board Repairing
0Keep the temperature of the soldering iron around
270'C during repairing.
ODo not touch the soldering iron on the same con-
ductor of the circuit board (Within 3 times).
U Be careful not to apply force on the conductor when
soldering or unsoldering.
Notes on chip component replacement
0 Never reuse a disconnected chip component.
ONotice that the minus side of a tantalum capacitor
may be damaged by heat.